Monitored Species Bloom Times
Includes all species monitored by Plants of Concern.
POC Monitors should only use this list as a general reference. All monitoring should be done within 10 days of the previous years' monitoring date.
Species Bloom Times - Sorted by Species Name
| Species | Start Date | End Date | Middle Date |
| Actaea rubra (Red Baneberry) | 04/16 | 05/10 | 04/28 |
| Adiantum pedatum (Maidenhair Fern) | 07/07 | 07/25 | 07/16 |
| Agalinis skinneriana (Pale False Foxglove) | 08/17 | 09/27 | 09/06 |
| Alnus rugosa (Speckled alder) | 03/05 | 04/23 | 03/31 |
| Amelanchier interior (Inland Serviceberry) | 04/20 | 05/14 | 05/02 |
| Amelanchier sanguinea (Roundleaf Serviceberry) | 05/04 | 05/12 | 05/08 |
| Ammophila breviligulata (American Beach Grass) | 07/04 | 09/12 | 08/08 |
| Arabis hirsuta (Hairy Rock Cress) | 05/12 | 06/25 | 06/03 |
| Aralia hispida (Bristly Sarsaparilla) | 06/16 | 07/03 | 06/25 |
| Aralia racemosa (Spikenard) | 07/10 | 08/30 | 08/04 |
| Arctostaphylos uva-ursi (Common Bearberry) | |||
| Aristolochia serpentaria (Virginia Snakeroot) | 05/27 | 07/07 | 06/16 |
| Artemisia serrata (Saw-toothed Sagebrush) | 08/24 | 09/15 | 09/04 |
| Asclepias amplexicaulis (Sand Milkweed) | 05/22 | 07/07 | 06/14 |
| Asclepias exaltata (Poke Milkweed) | 05/30 | 07/12 | 06/20 |
| Asclepias hirtella (Tall Green Milkweed) | 06/21 | 08/14 | 07/18 |
| Asclepias lanuginosa (Woolly Milkweed) | 05/30 | 06/25 | 06/12 |
| Asclepias meadii (Mead's Milkweed) | 05/01 | 05/30 | 6/30 |
| Asclepias ovalifolia (Oval Milkweed) | 05/22 | 06/25 | 06/08 |
| Asclepias perennis (White Milkweed) | |||
| Asclepias purpurascens (Purple Milkweed) | 06/13 | 07/09 | 06/26 |
| Asclepias viridiflora (Green Milkweed) | 06/17 | 08/04 | 07/11 |
| Aster furcatus (Forked Aster) | 08/03 | 09/12 | 08/23 |
| Baptisia leucophaea (Cream Wild Indigo) | 05/04 | 06/14 | 05/24 |
| Beckmannia syzigachne (American Sloughgrass) | 06/25 | 07/25 | 07/10 |
| Besseya bullii (Kitten Tails) | 05/12 | 05/16 | 05/14 |
| Betula alleghaniensis (Yellow Birch) | 04/10 | 05/24 | 05/02 |
| Betula papyrifera (Paperbark Birch) | 04/11 | 05/18 | 04/29 |
| Betula populifolia (Gray Birch) | 05/03 | 10/11 | 07/22 |
| Bidens discoidea (Swamp Beggar's Ticks) | 09/02 | 09/16 | 09/09 |
| Bolboschoenus maritimus (Alkali Bulrush) | 06/15 | 08/05 | 07/10 |
| Botrychium campestre (Iowa Moonwort) | 05/25 | 06/13 | 06/03 |
| Botrychium matricariifolium (Matricary Grapefern) | 05/23 | 06/03 | 05/28 |
| Cacalia plantaginea (Prairie Indian Plantain) | 06/09 | 08/08 | 07/09 |
| Cakile edentula (Sea Rocket) | 06/08 | 09/30 | 08/04 |
| Callitriche heterophylla (Large Water Starwort) | 05/11 | 08/28 | 07/04 |
| Callitriche palustris (Common Water Starwort) | 05/25 | 10/01 | 07/28 |
| Calopogon oklahomensis (Oklahoma grasspink) | 06/05 | 07/16 | 06/26 |
| Calopogon tuberosus (Grasspink Orchid) | 06/06 | 08/09 | 07/08 |
| Cardamine pratensis var. palustris (Cuckoo Flower) | 05/10 | 06/03 | 05/22 |
| Carex alata (Wingseed Sedge) | 05/30 | 06/08 | 06/03 |
| Carex aurea (Golden Sedge) | 05/24 | 05/26 | 05/25 |
| Carex bromoides (Brome Hummock Sedge) | 04/11 | 05/17 | 04/29 |
| Carex brunnescens (Green Bog Sedge) | 06/01 | 06/08 | 06/04 |
| Carex canescens (Gray Bog Sedge) | 04/29 | 05/22 | 05/11 |
| Carex conoidea (Prairie Gray Sedge) | 04/27 | 06/02 | 05/15 |
| Carex crawei (Early Fen Sedge) | 04/27 | 05/29 | 05/13 |
| Carex crawfordii (Crawford's oval sedge) | 07/09 | ||
| Carex crus-corvi (Crowfoot Fox Sedge) | 06/06 | 07/28 | 07/01 |
| Carex cryptolepis (Small Yellow Sedge) | 05/27 | 06/21 | 06/08 |
| Carex disperma (Shortleaf Sedge) | 05/26 | 06/23 | 06/09 |
| Carex echinata (Prickly Sedge) | |||
| Carex formosa (Awnless Graceful Sedge) | 05/22 | 07/19 | 06/22 |
| Carex frankii (Bristly Cattail Sedge) | 07/23 | 08/18 | 08/05 |
| Carex garberi (False Golden Sedge) | 05/03 | 05/26 | 05/15 |
| Carex gracilescens (Slender Wood Sedge) | 05/04 | 05/20 | 05/12 |
| Carex intumescens (Shining Bur Sedge) | 05/11 | 06/06 | 05/24 |
| Carex leptalea (Slender Sedge) | 05/10 | 05/28 | 05/19 |
| Carex oligosperma (Running Bog Sedge) | 05/26 | 07/01 | 06/13 |
| Carex pedunculata (Long-stalked Hummock Sedge) | 03/23 | 04/18 | 04/05 |
| Carex richardsonii (Richardson's sedge) | 04/20 | 05/18 | 05/04 |
| Carex trisperma (Three-seeded Bog Sege) | 05/17 | 05/24 | 05/20 |
| Carex tuckermanii (Bent-Seeded Hop Sedge) | 05/07 | 08/06 | 06/21 |
| Carex umbellata (Early Oak Sedge) | |||
| Carex utriculata (Common Yellow Lake Sedge) | 05/20 | 06/25 | 06/07 |
| Carex viridula (Green Yellow Sedge) | 05/04 | 09/28 | 07/16 |
| Carex woodii (Wood's Stiff Sedge) | 04/12 | 05/08 | 04/25 |
| Cassia hebecarpa (American Senna) | 07/19 | 08/15 | 08/01 |
| Castilleja coccinea (Indian Paintbrush) | |||
| Castilleja sessiliflora (Downy Yellow Painted Cup) | 05/25 | 06/24 | 06/09 |
| Ceanothus americanus (New Jersey Tea) | 06/07 | 10/09 | 08/08 |
| Ceanothus herbaceus (Red Root) | 05/30 | 06/15 | 06/07 |
| Chamaedaphne calyculata (Leatherleaf) | 04/20 | 06/08 | 05/14 |
| Chamaesyce polygonifolia (Seaside Spurge) | 07/09 | 11/05 | 09/06 |
| Cicuta bulbifera (Bulblet-bearing Water Hemlock) | 07/25 | 08/31 | 08/12 |
| Cimicifuga racemosa (Black Cohosh) | 07/24 | 08/12 | 08/03 |
| Cirsium hillii (Prairie Thistle, Hill's Thistle) | 06/18 | 08/20 | 07/19 |
| Cladium mariscoides (Twig Rush) | 06/19 | 08/16 | 07/18 |
| Collinsia verna (Blue-Eyed Mary) | 04/21 | 05/30 | 05/10 |
| Comptonia peregrina (Sweet Fern) | 04/14 | 04/30 | 04/22 |
| Conopholis americana (American cancer-root) | 05/12 | 06/17 | 05/30 |
| Corallorhiza maculata (Spotted Coral Root) | 07/21 | 09/15 | 08/18 |
| Corallorhiza odontorhiza (Autumn Coral Root) | 08/18 | 09/17 | 09/02 |
| Cornus rugosa (Round-leaved Dogwood) | 05/24 | 06/21 | 06/07 |
| Corydalis aurea (Scrambled Eggs Corydalis) | |||
| Cypripedium calceolus var. pubescens (Large Yellow Lady's Slipper) | 04/30 | 06/13 | 05/22 |
| Cypripedium candidum (White Lady's-Slipper) | 04/23 | 06/02 | 05/13 |
| Cypripedium parviflorum var. makasin (Small Yellow Lady's Slipper) | 05/18 | 06/13 | 05/31 |
| Cypripedium reginae (Showy Lady's Slipper) | 05/30 | 06/30 | 06/14 |
| Cypripedium x andrewsii (Hybrid Lady's Slipper) | 05/16 | 06/08 | 05/28 |
| Dalea foliosa (Leafy Prairie Clover) | 07/28 | 08/27 | 08/12 |
| Delphinium tricorne (Dwarf Larkspur) | 04/26 | 05/28 | 05/12 |
| Desmodium canescens (Hoary Ticktrefoil) | 08/14 | 08/20 | 08/17 |
| Desmodium cuspidatum (Bracted Tick Trefoil) | 08/09 | 09/09 | 08/25 |
| Diarrhena americana (Beak Grass) | 07/24 | 07/26 | 07/25 |
| Dichanthelium boreale (Northern Panic Grass) | 06/01 | 08/22 | 07/12 |
| Diervilla lonicera (Dwarf Bush Honeysuckle) | 05/22 | 08/22 | 07/07 |
| Dirca palustris (Leatherwood) | 04/09 | 05/07 | 04/23 |
| Drosera intermedia (Narrow-leaved Sundew) | 07/10 | 09/15 | 08/12 |
| Drosera rotundifolia (Round-Leaved Sundew) | 06/30 | 08/22 | 07/26 |
| Dulichium arundinaceum (Three-way Sedge) | 07/10 | 08/25 | 08/02 |
| Echinodorus berteroi var. lanceolatus (Burhead) | |||
| Eleocharis olivacea (Wrinkle-sheathed spike rush) | 06/27 | 09/25 | 08/26 |
| Eleocharis pauciflora (fewflower spikerush) | 05/03 | 07/27 | 06/15 |
| Eleocharis rostellata (Wicket Spike Rush) | 05/12 | 06/14 | 05/28 |
| Eleocharis wolfii (Wolf's Spike Rush) | |||
| Elymus trachycaulus (Bearded Wheat Grass) | 06/10 | 07/19 | 06/29 |
| Epigaea repens (Trailing Arbutus) | 04/05 | 05/07 | 04/21 |
| Epilobium strictum (Downy Willow Herb) | 07/20 | 09/03 | 08/11 |
| Erigenia bulbosa (Harbinger of Spring) | 03/26 | 05/01 | 04/13 |
| Erigeron pulchellus (Robin's Plantain) | 05/03 | 06/19 | 05/26 |
| Eriophorum angustifolium (Cotton Grass) | 04/30 | 05/11 | 05/05 |
| Eriophorum virginicum (Rusty Cotton Grass) | 07/14 | 08/11 | 07/28 |
| Erythronium americanum (Yellow Trout Lily) | 04/06 | 05/15 | 04/25 |
| Eupatorium sessilifolium var. brittonianum (Upland Boneset) | 08/21 | 09/23 | 09/1 |
| Filipendula rubra (Queen-of-the-Prairie) | 07/11 | 07/17 | 07/14 |
| Fimbristylis puberula (Hairy Fimbry) | 07/05 | 08/08 | 07/22 |
| Galium labradoricum (Bog Bedstraw) | 05/27 | 06/14 | 06/05 |
| Gentiana flavida (Yellowish Gentian) | 08/10 | 10/04 | 09/06 |
| Gentiana procera (Small Fringed Gentian) | 09/03 | 10/04 | 09/19 |
| Gentiana puberulenta (Downy Gentian) | 09/26 | 10/13 | 10/01 |
| Gentianopsis crinita (Fringed Gentian) | 08/30 | 11/04 | 10/02 |
| Geranium bicknellii (Northern Cranesbill) | 06/06 | 08/04 | 07/05 |
| Geum rivale (Purple Avens) | 05/01 | 08/01 | 06/15 |
| Geum triflorum (Prairie Smoke) | 04/30 | 06/09 | 05/20 |
| Goodyera pubescens (Downy Rattlesnake Plantain) | 07/29 | 08/19 | 08/08 |
| Gratiola quartermaniae (Limestone Hedge-hyssop) | 08/06 | 09/06 | 08/25 |
| Helianthus giganteus (Tall Sunflower) | 07/20 | 09/12 | 08/16 |
| Hepatica nobilis var. obtusa (Round-lobed Hepatica (Formerly Hepatica americana)) | 03/13 | 05/10 | 04/11 |
| Hudsonia tomentosa (False Heather) | 5/23 | 8/22 | 7/15 |
| Hybanthus concolor (Green Violet) | 04/24 | 05/28 | 05/11 |
| Hydrastis canadensis (Golden Seal) | 04/26 | 05/10 | 05/03 |
| Hypericum adpressum (Shore St. John's Wort) | 06/21 | 09/05 | 07/29 |
| Hypericum kalmianum (Kalm St. Johnswort) | 06/19 | 10/03 | 08/11 |
| Ilex verticillata (Winterberry) | 06/15 | 06/30 | 06/22 |
| Iliamna remota (Kankakee Mallow) | 07/02 | 08/29 | 07/31 |
| Iodanthus pinnatifidus (Violet Cress) | 05/30 | 07/06 | 06/17 |
| Isoetes butleri (Glade Quillwort) | 06/01 | 06/30 | 06/15 |
| Jeffersonia diphylla (Twinleaf) | 04/11 | 05/03 | 04/22 |
| Juglans cinerea (Butternut) | 04/25 | 05/08 | 05/01 |
| Juncus alpinoarticulatus (Alpine Rush) | 06/23 | 09/02 | 07/28 |
| Juncus articulatus (Jointed Rush) | |||
| Juncus scirpoides (Round-Headed Rush) | 06/08 | 09/03 | 07/15 |
| Juniperus communis (Common Juniper) | 04/25 | 06/02 | 05/14 |
| Juniperus horizontalis (Creeping Juniper; Carpet Juniper) | |||
| Larix laricina (American Larch) | 04/18 | 05/24 | 05/06 |
| Lathyrus ochroleucus (Pale Vetchling) | 05/17 | 06/15 | 05/31 |
| Lechea intermedia (Savanna Pinweed) | 08/16 | 09/15 | 08/31 |
| Lespedeza leptostachya (Prairie Bush Clover) | 07/20 | 09/15 | 08/18 |
| Lespedeza violacea (Violet Bush Clover) | 07/18 | 09/08 | 08/13 |
| Liatris scariosa var. nieuwlandii (Savanna Blazing Star) | 08/26 | 10/04 | 09/14 |
| Lonicera dioica (Red Honeysuckle) | 05/03 | 06/27 | 05/30 |
| Luzula acuminata (Hairy wood rush) | |||
| Lycopodium clavatum (Ground Pine) | 08/26 | 09/29 | 09/12 |
| Lycopodium complanatum var. flabelliforme (Trailing Ground Pine) | 08/26 | 10/14 | 09/19 |
| Lycopodium obscurum (Ground Pine) | 09/26 | 11/17 | 10/17 |
| Lycopodium tristachyum (Ground Cedar) | 01/01 | 01/01 | 01/01 |
| Lycopus rubellus (Stalked Water Horehound) | 08/11 | 09/10 | 08/26 |
| Lycopus virginicus (Virginia Water Horehound) | 08/22 | 09/06 | 08/30 |
| Lysimachia hybrida (Lowland Yellow Loosestrife) | 07/23 | 08/21 | 08/07 |
| Malvastrum hispidum (False Mallow) | 08/08 | 08/18 | 08/13 |
| Matteuccia struthiopteris (Ostrich Fern) | |||
| Medeola virginiana (Indian Cucumber-root) | 05/16 | 07/13 | 06/14 |
| Megalodonta beckii (Water Beggar Tick) | 06/08 | 08/11 | 07/10 |
| Melanthium virginicum (Bunch Flower) | |||
| Menyanthes trifoliata (Buckbean, Bogbean) | 05/09 | 07/24 | 06/16 |
| Minuartia patula (Slender Sandwort) | 05/04 | 07/03 | 06/03 |
| Mitella diphylla (Bishop's Cap, Miterwort) | 04/12 | 06/21 | 05/17 |
| Monotropa hypopithys (Pine Sap) | |||
| Monotropa uniflora (Indian Pipe) | |||
| Morus rubra (Red Mulberry) | 05/21 | 06/15 | 06/03 |
| Muhlenbergia cuspidata (plains muhly) | |||
| Napaea dioica (Glade Mallow) | 06/29 | 07/21 | 07/10 |
| Oenothera perennis (Small Sundrops) | 06/02 | 07/17 | 06/24 |
| Ophioglossum vulgatum var. pseudopodum (Northern Adder's Tongue Fern) | 07/07 | 07/27 | 07/17 |
| Orchis spectabilis (Showy Orchis) | 05/05 | 06/04 | 05/20 |
| Orobanche fasciculata (Clustered Broom Rape) | 06/07 | 06/15 | 06/11 |
| Orobanche uniflora (One-flowered Cancer Root) | 05/18 | 07/01 | 06/09 |
| Oryzopsis racemosa (Black-Seeded Rice Grass) | 08/07 | 08/13 | 08/10 |
| Panax quinquefolius (Wild Ginseng) | 06/18 | 07/22 | 07/05 |
| Parnassia glauca (Grass of Parnassus) | 08/12 | 10/09 | 09/10 |
| Penstemon pallidus (Pale Beard Tongue) | 05/30 | 06/19 | 06/09 |
| Penstemon tubaeflorus (Western Beard Tongue) | 07/06 | 07/20 | 07/13 |
| Physocarpus opulifolius (Ninebark) | 05/27 | 06/21 | 06/08 |
| Pilea fontana (Clearweed) | 08/22 | 09/17 | 09/04 |
| Pinus banksiana (Jack Pine) | |||
| Plantago cordata (Heart-leaved Plantain) | 04/19 | 05/15 | 05/02 |
| Platanthera ciliaris (Orange Fringed Orchid) | 07/10 | 08/22 | 08/01 |
| Platanthera clavellata (Club-spur Orchid) | 07/10 | 08/26 | 08/02 |
| Platanthera flava var. herbiola (Tubercled Orchid) | 06/16 | 07/21 | 07/03 |
| Platanthera hyperborea var. huronensis (Northern Bog Orchid) | 06/04 | 07/21 | 06/27 |
| Platanthera lacera (Ragged Fringed Orchid) | 06/21 | 08/07 | 07/14 |
| Platanthera psycodes (Purple Fringed Orchid) | 07/06 | 08/07 | 07/22 |
| Poa sylvestris (Woodland Blue Grass) | 05/17 | 06/10 | 05/29 |
| Pogonia ophioglossoides (Snake-mouth Orchid) | 06/08 | 07/08 | 06/23 |
| Polygonatum pubescens (Downy Solomon's Seal) | 04/15 | 06/20 | 05/18 |
| Polystichum acrostichoides (Christmas Fern) | Evergreen | ||
| Populus balsamifera (Balsam Poplar) | 04/28 | 05/31 | 05/15 |
| Potamogeton robbinsii (Fern Pondweed) | 07/05 | ||
| Potentilla palustris (Marsh Cinquefoil) | 06/08 | 07/26 | 07/02 |
| Prenanthes aspera (Rough White Lettuce) | 08/02 | 10/03 | 09/02 |
| Psoralea tenuiflora (Scurfy Pea) | 05/30 | 07/27 | 06/28 |
| Pycnanthemum pilosum (Hairy Mountain Mint) | 08/12 | 09/06 | 08/25 |
| Pyrola elliptica (Shinleaf) | 06/21 | 07/29 | 07/10 |
| Quercus imbricaria (Shingle Oak) | 05/04 | 05/16 | 05/10 |
| Ranunculus rhomboideus (Prairie Buttercup) | 04/30 | 05/14 | 05/07 |
| Rhus vernix (Poison Sumac) | 06/08 | 06/23 | 06/15 |
| Rhynchospora alba (White Beak Rush) | 06/25 | 09/20 | 08/01 |
| Rubus odoratus (Purple Flowering Raspberry) | 06/29 | 07/25 | 07/12 |
| Rubus pubescens (Dwarf Raspberry) | 04/15 | 06/21 | 05/18 |
| Rudbeckia fulgida var. sullivantii (Showy Black-eyed Susan) | 08/07 | 09/14 | 08/26 |
| Sagittaria calycina (Hooded Arrowhead) | |||
| Salix candida (Hoary Willow, Sage Willow) | 04/25 | 05/27 | 05/11 |
| Salix serissima (Autumn Willow) | |||
| Sanguisorba canadensis (Canada Burnet) | 09/02 | 09/05 | 09/03 |
| Sarracenia purpurea (Pitcher Plant) | 05/21 | 06/08 | 05/30 |
| Saxifraga pensylvanica (Swamp Saxifrage) | 05/03 | 06/28 | 05/31 |
| Schoenoplectus hallii (Hall's Bulrush) | 06/23 | 08/27 | 07/25 |
| Scirpus hattorianus (Early Dark Green Rush) | 06/13 | 07/07 | 06/25 |
| Scirpus microcarpus (Reddish Bulrush) | 06/08 | 06/29 | 06/18 |
| Scleria verticillata (Low Nutrush) | 07/31 | 09/25 | 08/28 |
| Scutellaria ovata var. versicolor (Heart-leaved Skullcap) | 06/10 | 07/17 | 06/28 |
| Shepherdia canadensis (Buffalo Berry) | 04/13 | 05/05 | 04/24 |
| Silene regia (Royal Catchfly) | 07/17 | 08/04 | 07/26 |
| Silene virginica (Fire Pink) | 05/19 | 07/24 | 06/21 |
| Sisyrinchium campestre (Prairie Blue-Eyed Grass) | 05/12 | 05/25 | 05/19 |
| Sisyrinchium montanum (Mountain Blue-eyed Grass) | 05/26 | 06/11 | 06/03 |
| Sparganium emersum (Green-fruited Bur Reed) | 06/16 | 09/07 | 07/27 |
| Spiranthes lacera var. gracilis (Northern Slender Lady's Tresses) | 08/25 | 09/22 | 09/10 |
| Spiranthes lucida (Early Ladies' Tresses) | 06/05 | 06/15 | 06/10 |
| Spiranthes magnicamporum (Great Plains Ladies' Tresses) | 08/31 | 10/05 | 09/15 |
| Spiranthes ovalis (October Lady's Tresses) | 09/23 | 10/01 | 09/27 |
| Spiranthes romanzoffiana (Hooded lady's tresses) | 06/01 | 09/30 | 08/08 |
| Stellaria pubera (Great Chickweed) | 05/10 | 05/17 | 05/13 |
| Swertia caroliniensis (American Columbo) | 06/05 | 06/06 | 06/05 |
| Symphoricarpos albus var. albus (Snowberry) | 04/29 | 08/30 | 06/01 |
| Tetraneuris herbacea (Lakeside Daisy) | 04/28 | 05/14 | 05/06 |
| Thuja occidentalis (Eastern White Cedar) | 05/01 | 06/29 | 05/30 |
| Tofieldia glutinosa (False Asphodel) | 06/25 | 10/01 | 08/13 |
| Tomanthera auriculata (Eared False Foxglove) | 08/09 | 09/13 | 08/26 |
| Trientalis borealis (Starflower) | 04/30 | 06/14 | 05/22 |
| Trifolium reflexum (Buffalo Clover) | 06/08 | 07/03 | 06/23 |
| Triglochin maritima (Common Bog Arrow Grass) | 05/25 | 09/25 | 07/25 |
| Triglochin palustris (Slender Bog Arrow Grass) | 06/25 | 08/30 | 07/28 |
| Trillium cernuum (Nodding Trillium) | 05/10 | 05/25 | 05/17 |
| Trillium erectum (Purple Trillium) | 05/09 | 06/04 | 05/22 |
| Trillium flexipes (Nodding wake-robin) | 04/15 | 06/01 | 05/08 |
| Trillium sessile (Toad Trillium) | 04/13 | 05/14 | 04/28 |
| Ulmus thomasii (Rock Elm) | |||
| Utricularia cornuta (Horned Bladderwort) | 06/02 | 10/21 | 08/11 |
| Utricularia gibba (Humped Bladderwort) | |||
| Utricularia intermedia (Flat-leaved Bladderwort) | 05/27 | 09/10 | 07/19 |
| Utricularia minor (Small Bladderwort) | 06/15 | 08/08 | 07/12 |
| Utricularia subulata (zigzag bladderwort) | 06/27 | 08/20 | 07/24 |
| Vaccinium corymbosum (Highbush Blueberry) | 04/28 | 05/18 | 05/08 |
| Vaccinium macrocarpon (Large Cranberry) | 06/15 | 08/09 | 07/13 |
| Vaccinium oxycoccos (Small Cranberry) | 06/08 | 06/23 | 06/15 |
| Valeriana edulis var. ciliata (Common Valerian) | 04/25 | 06/10 | 05/18 |
| Valeriana uliginosa (Bog Valerian) | 05/13 | 06/01 | 05/22 |
| Valerianella umbilicata (Northern Corn Salad) | |||
| Veronica americana (American Speedwell) | 09/10 | ||
| Veronica comosa (Water Speedwell) | |||
| Veronica scutellata (Marsh Speedwell) | 05/23 | 09/23 | 07/23 |
| Viola canadensis (Canada Violet) | 04/21 | 06/01 | 05/11 |
| Viola conspersa (Dog Violet) | 04/08 | 06/02 | 05/05 |
| Viola pallens (Smooth White Violet) | 04/22 | 06/01 | 05/12 |
| Viola pedatifida (Prairie Violet) | 04/29 | 06/08 | 05/01 |
| Viola striata (Cream Violet) | 04/26 | 07/03 | 05/30 |
| Zigadenus glaucus (White Camas) | |||
| Zizania aquatica (Wild Rice) | 07/20 | 09/24 | 08/22 |
Species Bloom Times - Sorted by Bloom Date
| Species | Start Date | End Date | Middle Date |
| Arctostaphylos uva-ursi (Common Bearberry) | |||
| Asclepias perennis (White Milkweed) | |||
| Carex echinata (Prickly Sedge) | |||
| Carex umbellata (Early Oak Sedge) | |||
| Castilleja coccinea (Indian Paintbrush) | |||
| Corydalis aurea (Scrambled Eggs Corydalis) | |||
| Echinodorus berteroi var. lanceolatus (Burhead) | |||
| Eleocharis wolfii (Wolf's Spike Rush) | |||
| Juncus articulatus (Jointed Rush) | |||
| Juniperus horizontalis (Creeping Juniper; Carpet Juniper) | |||
| Luzula acuminata (Hairy wood rush) | |||
| Matteuccia struthiopteris (Ostrich Fern) | |||
| Melanthium virginicum (Bunch Flower) | |||
| Monotropa hypopithys (Pine Sap) | |||
| Monotropa uniflora (Indian Pipe) | |||
| Muhlenbergia cuspidata (plains muhly) | |||
| Pinus banksiana (Jack Pine) | |||
| Sagittaria calycina (Hooded Arrowhead) | |||
| Salix serissima (Autumn Willow) | |||
| Ulmus thomasii (Rock Elm) | |||
| Utricularia gibba (Humped Bladderwort) | |||
| Valerianella umbilicata (Northern Corn Salad) | |||
| Veronica comosa (Water Speedwell) | |||
| Zigadenus glaucus (White Camas) | |||
| Lycopodium tristachyum (Ground Cedar) | 01/01 | 01/01 | 01/01 |
| Alnus rugosa (Speckled alder) | 03/05 | 04/23 | 03/31 |
| Carex pedunculata (Long-stalked Hummock Sedge) | 03/23 | 04/18 | 04/05 |
| Hepatica nobilis var. obtusa (Round-lobed Hepatica (Formerly Hepatica americana)) | 03/13 | 05/10 | 04/11 |
| Erigenia bulbosa (Harbinger of Spring) | 03/26 | 05/01 | 04/13 |
| Epigaea repens (Trailing Arbutus) | 04/05 | 05/07 | 04/21 |
| Comptonia peregrina (Sweet Fern) | 04/14 | 04/30 | 04/22 |
| Jeffersonia diphylla (Twinleaf) | 04/11 | 05/03 | 04/22 |
| Dirca palustris (Leatherwood) | 04/09 | 05/07 | 04/23 |
| Shepherdia canadensis (Buffalo Berry) | 04/13 | 05/05 | 04/24 |
| Carex woodii (Wood's Stiff Sedge) | 04/12 | 05/08 | 04/25 |
| Erythronium americanum (Yellow Trout Lily) | 04/06 | 05/15 | 04/25 |
| Actaea rubra (Red Baneberry) | 04/16 | 05/10 | 04/28 |
| Trillium sessile (Toad Trillium) | 04/13 | 05/14 | 04/28 |
| Betula papyrifera (Paperbark Birch) | 04/11 | 05/18 | 04/29 |
| Carex bromoides (Brome Hummock Sedge) | 04/11 | 05/17 | 04/29 |
| Juglans cinerea (Butternut) | 04/25 | 05/08 | 05/01 |
| Viola pedatifida (Prairie Violet) | 04/29 | 06/08 | 05/01 |
| Amelanchier interior (Inland Serviceberry) | 04/20 | 05/14 | 05/02 |
| Betula alleghaniensis (Yellow Birch) | 04/10 | 05/24 | 05/02 |
| Plantago cordata (Heart-leaved Plantain) | 04/19 | 05/15 | 05/02 |
| Hydrastis canadensis (Golden Seal) | 04/26 | 05/10 | 05/03 |
| Carex richardsonii (Richardson's sedge) | 04/20 | 05/18 | 05/04 |
| Eriophorum angustifolium (Cotton Grass) | 04/30 | 05/11 | 05/05 |
| Viola conspersa (Dog Violet) | 04/08 | 06/02 | 05/05 |
| Larix laricina (American Larch) | 04/18 | 05/24 | 05/06 |
| Tetraneuris herbacea (Lakeside Daisy) | 04/28 | 05/14 | 05/06 |
| Ranunculus rhomboideus (Prairie Buttercup) | 04/30 | 05/14 | 05/07 |
| Amelanchier sanguinea (Roundleaf Serviceberry) | 05/04 | 05/12 | 05/08 |
| Trillium flexipes (Nodding wake-robin) | 04/15 | 06/01 | 05/08 |
| Vaccinium corymbosum (Highbush Blueberry) | 04/28 | 05/18 | 05/08 |
| Collinsia verna (Blue-Eyed Mary) | 04/21 | 05/30 | 05/10 |
| Quercus imbricaria (Shingle Oak) | 05/04 | 05/16 | 05/10 |
| Carex canescens (Gray Bog Sedge) | 04/29 | 05/22 | 05/11 |
| Hybanthus concolor (Green Violet) | 04/24 | 05/28 | 05/11 |
| Salix candida (Hoary Willow, Sage Willow) | 04/25 | 05/27 | 05/11 |
| Viola canadensis (Canada Violet) | 04/21 | 06/01 | 05/11 |
| Carex gracilescens (Slender Wood Sedge) | 05/04 | 05/20 | 05/12 |
| Delphinium tricorne (Dwarf Larkspur) | 04/26 | 05/28 | 05/12 |
| Viola pallens (Smooth White Violet) | 04/22 | 06/01 | 05/12 |
| Carex crawei (Early Fen Sedge) | 04/27 | 05/29 | 05/13 |
| Cypripedium candidum (White Lady's-Slipper) | 04/23 | 06/02 | 05/13 |
| Stellaria pubera (Great Chickweed) | 05/10 | 05/17 | 05/13 |
| Besseya bullii (Kitten Tails) | 05/12 | 05/16 | 05/14 |
| Chamaedaphne calyculata (Leatherleaf) | 04/20 | 06/08 | 05/14 |
| Juniperus communis (Common Juniper) | 04/25 | 06/02 | 05/14 |
| Carex conoidea (Prairie Gray Sedge) | 04/27 | 06/02 | 05/15 |
| Carex garberi (False Golden Sedge) | 05/03 | 05/26 | 05/15 |
| Populus balsamifera (Balsam Poplar) | 04/28 | 05/31 | 05/15 |
| Mitella diphylla (Bishop's Cap, Miterwort) | 04/12 | 06/21 | 05/17 |
| Trillium cernuum (Nodding Trillium) | 05/10 | 05/25 | 05/17 |
| Polygonatum pubescens (Downy Solomon's Seal) | 04/15 | 06/20 | 05/18 |
| Rubus pubescens (Dwarf Raspberry) | 04/15 | 06/21 | 05/18 |
| Valeriana edulis var. ciliata (Common Valerian) | 04/25 | 06/10 | 05/18 |
| Carex leptalea (Slender Sedge) | 05/10 | 05/28 | 05/19 |
| Sisyrinchium campestre (Prairie Blue-Eyed Grass) | 05/12 | 05/25 | 05/19 |
| Carex trisperma (Three-seeded Bog Sege) | 05/17 | 05/24 | 05/20 |
| Geum triflorum (Prairie Smoke) | 04/30 | 06/09 | 05/20 |
| Orchis spectabilis (Showy Orchis) | 05/05 | 06/04 | 05/20 |
| Cardamine pratensis var. palustris (Cuckoo Flower) | 05/10 | 06/03 | 05/22 |
| Cypripedium calceolus var. pubescens (Large Yellow Lady's Slipper) | 04/30 | 06/13 | 05/22 |
| Trientalis borealis (Starflower) | 04/30 | 06/14 | 05/22 |
| Trillium erectum (Purple Trillium) | 05/09 | 06/04 | 05/22 |
| Valeriana uliginosa (Bog Valerian) | 05/13 | 06/01 | 05/22 |
| Baptisia leucophaea (Cream Wild Indigo) | 05/04 | 06/14 | 05/24 |
| Carex intumescens (Shining Bur Sedge) | 05/11 | 06/06 | 05/24 |
| Carex aurea (Golden Sedge) | 05/24 | 05/26 | 05/25 |
| Erigeron pulchellus (Robin's Plantain) | 05/03 | 06/19 | 05/26 |
| Botrychium matricariifolium (Matricary Grapefern) | 05/23 | 06/03 | 05/28 |
| Cypripedium x andrewsii (Hybrid Lady's Slipper) | 05/16 | 06/08 | 05/28 |
| Eleocharis rostellata (Wicket Spike Rush) | 05/12 | 06/14 | 05/28 |
| Poa sylvestris (Woodland Blue Grass) | 05/17 | 06/10 | 05/29 |
| Conopholis americana (American cancer-root) | 05/12 | 06/17 | 05/30 |
| Lonicera dioica (Red Honeysuckle) | 05/03 | 06/27 | 05/30 |
| Sarracenia purpurea (Pitcher Plant) | 05/21 | 06/08 | 05/30 |
| Thuja occidentalis (Eastern White Cedar) | 05/01 | 06/29 | 05/30 |
| Viola striata (Cream Violet) | 04/26 | 07/03 | 05/30 |
| Cypripedium parviflorum var. makasin (Small Yellow Lady's Slipper) | 05/18 | 06/13 | 05/31 |
| Lathyrus ochroleucus (Pale Vetchling) | 05/17 | 06/15 | 05/31 |
| Saxifraga pensylvanica (Swamp Saxifrage) | 05/03 | 06/28 | 05/31 |
| Symphoricarpos albus var. albus (Snowberry) | 04/29 | 08/30 | 06/01 |
| Arabis hirsuta (Hairy Rock Cress) | 05/12 | 06/25 | 06/03 |
| Botrychium campestre (Iowa Moonwort) | 05/25 | 06/13 | 06/03 |
| Carex alata (Wingseed Sedge) | 05/30 | 06/08 | 06/03 |
| Minuartia patula (Slender Sandwort) | 05/04 | 07/03 | 06/03 |
| Morus rubra (Red Mulberry) | 05/21 | 06/15 | 06/03 |
| Sisyrinchium montanum (Mountain Blue-eyed Grass) | 05/26 | 06/11 | 06/03 |
| Carex brunnescens (Green Bog Sedge) | 06/01 | 06/08 | 06/04 |
| Galium labradoricum (Bog Bedstraw) | 05/27 | 06/14 | 06/05 |
| Swertia caroliniensis (American Columbo) | 06/05 | 06/06 | 06/05 |
| Carex utriculata (Common Yellow Lake Sedge) | 05/20 | 06/25 | 06/07 |
| Ceanothus herbaceus (Red Root) | 05/30 | 06/15 | 06/07 |
| Cornus rugosa (Round-leaved Dogwood) | 05/24 | 06/21 | 06/07 |
| Asclepias ovalifolia (Oval Milkweed) | 05/22 | 06/25 | 06/08 |
| Carex cryptolepis (Small Yellow Sedge) | 05/27 | 06/21 | 06/08 |
| Physocarpus opulifolius (Ninebark) | 05/27 | 06/21 | 06/08 |
| Carex disperma (Shortleaf Sedge) | 05/26 | 06/23 | 06/09 |
| Castilleja sessiliflora (Downy Yellow Painted Cup) | 05/25 | 06/24 | 06/09 |
| Orobanche uniflora (One-flowered Cancer Root) | 05/18 | 07/01 | 06/09 |
| Penstemon pallidus (Pale Beard Tongue) | 05/30 | 06/19 | 06/09 |
| Spiranthes lucida (Early Ladies' Tresses) | 06/05 | 06/15 | 06/10 |
| Orobanche fasciculata (Clustered Broom Rape) | 06/07 | 06/15 | 06/11 |
| Asclepias lanuginosa (Woolly Milkweed) | 05/30 | 06/25 | 06/12 |
| Carex oligosperma (Running Bog Sedge) | 05/26 | 07/01 | 06/13 |
| Asclepias amplexicaulis (Sand Milkweed) | 05/22 | 07/07 | 06/14 |
| Cypripedium reginae (Showy Lady's Slipper) | 05/30 | 06/30 | 06/14 |
| Medeola virginiana (Indian Cucumber-root) | 05/16 | 07/13 | 06/14 |
| Eleocharis pauciflora (fewflower spikerush) | 05/03 | 07/27 | 06/15 |
| Geum rivale (Purple Avens) | 05/01 | 08/01 | 06/15 |
| Isoetes butleri (Glade Quillwort) | 06/01 | 06/30 | 06/15 |
| Rhus vernix (Poison Sumac) | 06/08 | 06/23 | 06/15 |
| Vaccinium oxycoccos (Small Cranberry) | 06/08 | 06/23 | 06/15 |
| Aristolochia serpentaria (Virginia Snakeroot) | 05/27 | 07/07 | 06/16 |
| Menyanthes trifoliata (Buckbean, Bogbean) | 05/09 | 07/24 | 06/16 |
| Iodanthus pinnatifidus (Violet Cress) | 05/30 | 07/06 | 06/17 |
| Scirpus microcarpus (Reddish Bulrush) | 06/08 | 06/29 | 06/18 |
| Asclepias exaltata (Poke Milkweed) | 05/30 | 07/12 | 06/20 |
| Carex tuckermanii (Bent-Seeded Hop Sedge) | 05/07 | 08/06 | 06/21 |
| Silene virginica (Fire Pink) | 05/19 | 07/24 | 06/21 |
| Carex formosa (Awnless Graceful Sedge) | 05/22 | 07/19 | 06/22 |
| Ilex verticillata (Winterberry) | 06/15 | 06/30 | 06/22 |
| Pogonia ophioglossoides (Snake-mouth Orchid) | 06/08 | 07/08 | 06/23 |
| Trifolium reflexum (Buffalo Clover) | 06/08 | 07/03 | 06/23 |
| Oenothera perennis (Small Sundrops) | 06/02 | 07/17 | 06/24 |
| Aralia hispida (Bristly Sarsaparilla) | 06/16 | 07/03 | 06/25 |
| Scirpus hattorianus (Early Dark Green Rush) | 06/13 | 07/07 | 06/25 |
| Asclepias purpurascens (Purple Milkweed) | 06/13 | 07/09 | 06/26 |
| Calopogon oklahomensis (Oklahoma grasspink) | 06/05 | 07/16 | 06/26 |
| Platanthera hyperborea var. huronensis (Northern Bog Orchid) | 06/04 | 07/21 | 06/27 |
| Psoralea tenuiflora (Scurfy Pea) | 05/30 | 07/27 | 06/28 |
| Scutellaria ovata var. versicolor (Heart-leaved Skullcap) | 06/10 | 07/17 | 06/28 |
| Elymus trachycaulus (Bearded Wheat Grass) | 06/10 | 07/19 | 06/29 |
| Carex crus-corvi (Crowfoot Fox Sedge) | 06/06 | 07/28 | 07/01 |
| Potentilla palustris (Marsh Cinquefoil) | 06/08 | 07/26 | 07/02 |
| Platanthera flava var. herbiola (Tubercled Orchid) | 06/16 | 07/21 | 07/03 |
| Callitriche heterophylla (Large Water Starwort) | 05/11 | 08/28 | 07/04 |
| Geranium bicknellii (Northern Cranesbill) | 06/06 | 08/04 | 07/05 |
| Panax quinquefolius (Wild Ginseng) | 06/18 | 07/22 | 07/05 |
| Potamogeton robbinsii (Fern Pondweed) | 07/05 | ||
| Diervilla lonicera (Dwarf Bush Honeysuckle) | 05/22 | 08/22 | 07/07 |
| Calopogon tuberosus (Grasspink Orchid) | 06/06 | 08/09 | 07/08 |
| Cacalia plantaginea (Prairie Indian Plantain) | 06/09 | 08/08 | 07/09 |
| Carex crawfordii (Crawford's oval sedge) | 07/09 | ||
| Beckmannia syzigachne (American Sloughgrass) | 06/25 | 07/25 | 07/10 |
| Bolboschoenus maritimus (Alkali Bulrush) | 06/15 | 08/05 | 07/10 |
| Megalodonta beckii (Water Beggar Tick) | 06/08 | 08/11 | 07/10 |
| Napaea dioica (Glade Mallow) | 06/29 | 07/21 | 07/10 |
| Pyrola elliptica (Shinleaf) | 06/21 | 07/29 | 07/10 |
| Asclepias viridiflora (Green Milkweed) | 06/17 | 08/04 | 07/11 |
| Dichanthelium boreale (Northern Panic Grass) | 06/01 | 08/22 | 07/12 |
| Rubus odoratus (Purple Flowering Raspberry) | 06/29 | 07/25 | 07/12 |
| Utricularia minor (Small Bladderwort) | 06/15 | 08/08 | 07/12 |
| Penstemon tubaeflorus (Western Beard Tongue) | 07/06 | 07/20 | 07/13 |
| Vaccinium macrocarpon (Large Cranberry) | 06/15 | 08/09 | 07/13 |
| Filipendula rubra (Queen-of-the-Prairie) | 07/11 | 07/17 | 07/14 |
| Platanthera lacera (Ragged Fringed Orchid) | 06/21 | 08/07 | 07/14 |
| Juncus scirpoides (Round-Headed Rush) | 06/08 | 09/03 | 07/15 |
| Adiantum pedatum (Maidenhair Fern) | 07/07 | 07/25 | 07/16 |
| Carex viridula (Green Yellow Sedge) | 05/04 | 09/28 | 07/16 |
| Ophioglossum vulgatum var. pseudopodum (Northern Adder's Tongue Fern) | 07/07 | 07/27 | 07/17 |
| Asclepias hirtella (Tall Green Milkweed) | 06/21 | 08/14 | 07/18 |
| Cladium mariscoides (Twig Rush) | 06/19 | 08/16 | 07/18 |
| Cirsium hillii (Prairie Thistle, Hill's Thistle) | 06/18 | 08/20 | 07/19 |
| Utricularia intermedia (Flat-leaved Bladderwort) | 05/27 | 09/10 | 07/19 |
| Betula populifolia (Gray Birch) | 05/03 | 10/11 | 07/22 |
| Fimbristylis puberula (Hairy Fimbry) | 07/05 | 08/08 | 07/22 |
| Platanthera psycodes (Purple Fringed Orchid) | 07/06 | 08/07 | 07/22 |
| Veronica scutellata (Marsh Speedwell) | 05/23 | 09/23 | 07/23 |
| Utricularia subulata (zigzag bladderwort) | 06/27 | 08/20 | 07/24 |
| Diarrhena americana (Beak Grass) | 07/24 | 07/26 | 07/25 |
| Schoenoplectus hallii (Hall's Bulrush) | 06/23 | 08/27 | 07/25 |
| Triglochin maritima (Common Bog Arrow Grass) | 05/25 | 09/25 | 07/25 |
| Drosera rotundifolia (Round-Leaved Sundew) | 06/30 | 08/22 | 07/26 |
| Silene regia (Royal Catchfly) | 07/17 | 08/04 | 07/26 |
| Sparganium emersum (Green-fruited Bur Reed) | 06/16 | 09/07 | 07/27 |
| Callitriche palustris (Common Water Starwort) | 05/25 | 10/01 | 07/28 |
| Eriophorum virginicum (Rusty Cotton Grass) | 07/14 | 08/11 | 07/28 |
| Juncus alpinoarticulatus (Alpine Rush) | 06/23 | 09/02 | 07/28 |
| Triglochin palustris (Slender Bog Arrow Grass) | 06/25 | 08/30 | 07/28 |
| Hypericum adpressum (Shore St. John's Wort) | 06/21 | 09/05 | 07/29 |
| Iliamna remota (Kankakee Mallow) | 07/02 | 08/29 | 07/31 |
| Cassia hebecarpa (American Senna) | 07/19 | 08/15 | 08/01 |
| Platanthera ciliaris (Orange Fringed Orchid) | 07/10 | 08/22 | 08/01 |
| Rhynchospora alba (White Beak Rush) | 06/25 | 09/20 | 08/01 |
| Dulichium arundinaceum (Three-way Sedge) | 07/10 | 08/25 | 08/02 |
| Platanthera clavellata (Club-spur Orchid) | 07/10 | 08/26 | 08/02 |
| Cimicifuga racemosa (Black Cohosh) | 07/24 | 08/12 | 08/03 |
| Aralia racemosa (Spikenard) | 07/10 | 08/30 | 08/04 |
| Cakile edentula (Sea Rocket) | 06/08 | 09/30 | 08/04 |
| Carex frankii (Bristly Cattail Sedge) | 07/23 | 08/18 | 08/05 |
| Lysimachia hybrida (Lowland Yellow Loosestrife) | 07/23 | 08/21 | 08/07 |
| Ammophila breviligulata (American Beach Grass) | 07/04 | 09/12 | 08/08 |
| Ceanothus americanus (New Jersey Tea) | 06/07 | 10/09 | 08/08 |
| Goodyera pubescens (Downy Rattlesnake Plantain) | 07/29 | 08/19 | 08/08 |
| Spiranthes romanzoffiana (Hooded lady's tresses) | 06/01 | 09/30 | 08/08 |
| Oryzopsis racemosa (Black-Seeded Rice Grass) | 08/07 | 08/13 | 08/10 |
| Epilobium strictum (Downy Willow Herb) | 07/20 | 09/03 | 08/11 |
| Hypericum kalmianum (Kalm St. Johnswort) | 06/19 | 10/03 | 08/11 |
| Utricularia cornuta (Horned Bladderwort) | 06/02 | 10/21 | 08/11 |
| Cicuta bulbifera (Bulblet-bearing Water Hemlock) | 07/25 | 08/31 | 08/12 |
| Dalea foliosa (Leafy Prairie Clover) | 07/28 | 08/27 | 08/12 |
| Drosera intermedia (Narrow-leaved Sundew) | 07/10 | 09/15 | 08/12 |
| Lespedeza violacea (Violet Bush Clover) | 07/18 | 09/08 | 08/13 |
| Malvastrum hispidum (False Mallow) | 08/08 | 08/18 | 08/13 |
| Tofieldia glutinosa (False Asphodel) | 06/25 | 10/01 | 08/13 |
| Helianthus giganteus (Tall Sunflower) | 07/20 | 09/12 | 08/16 |
| Desmodium canescens (Hoary Ticktrefoil) | 08/14 | 08/20 | 08/17 |
| Corallorhiza maculata (Spotted Coral Root) | 07/21 | 09/15 | 08/18 |
| Lespedeza leptostachya (Prairie Bush Clover) | 07/20 | 09/15 | 08/18 |
| Zizania aquatica (Wild Rice) | 07/20 | 09/24 | 08/22 |
| Aster furcatus (Forked Aster) | 08/03 | 09/12 | 08/23 |
| Desmodium cuspidatum (Bracted Tick Trefoil) | 08/09 | 09/09 | 08/25 |
| Gratiola quartermaniae (Limestone Hedge-hyssop) | 08/06 | 09/06 | 08/25 |
| Pycnanthemum pilosum (Hairy Mountain Mint) | 08/12 | 09/06 | 08/25 |
| Eleocharis olivacea (Wrinkle-sheathed spike rush) | 06/27 | 09/25 | 08/26 |
| Lycopus rubellus (Stalked Water Horehound) | 08/11 | 09/10 | 08/26 |
| Rudbeckia fulgida var. sullivantii (Showy Black-eyed Susan) | 08/07 | 09/14 | 08/26 |
| Tomanthera auriculata (Eared False Foxglove) | 08/09 | 09/13 | 08/26 |
| Scleria verticillata (Low Nutrush) | 07/31 | 09/25 | 08/28 |
| Lycopus virginicus (Virginia Water Horehound) | 08/22 | 09/06 | 08/30 |
| Lechea intermedia (Savanna Pinweed) | 08/16 | 09/15 | 08/31 |
| Corallorhiza odontorhiza (Autumn Coral Root) | 08/18 | 09/17 | 09/02 |
| Prenanthes aspera (Rough White Lettuce) | 08/02 | 10/03 | 09/02 |
| Sanguisorba canadensis (Canada Burnet) | 09/02 | 09/05 | 09/03 |
| Artemisia serrata (Saw-toothed Sagebrush) | 08/24 | 09/15 | 09/04 |
| Pilea fontana (Clearweed) | 08/22 | 09/17 | 09/04 |
| Agalinis skinneriana (Pale False Foxglove) | 08/17 | 09/27 | 09/06 |
| Chamaesyce polygonifolia (Seaside Spurge) | 07/09 | 11/05 | 09/06 |
| Gentiana flavida (Yellowish Gentian) | 08/10 | 10/04 | 09/06 |
| Bidens discoidea (Swamp Beggar's Ticks) | 09/02 | 09/16 | 09/09 |
| Eupatorium sessilifolium var. brittonianum (Upland Boneset) | 08/21 | 09/23 | 09/1 |
| Parnassia glauca (Grass of Parnassus) | 08/12 | 10/09 | 09/10 |
| Spiranthes lacera var. gracilis (Northern Slender Lady's Tresses) | 08/25 | 09/22 | 09/10 |
| Veronica americana (American Speedwell) | 09/10 | ||
| Lycopodium clavatum (Ground Pine) | 08/26 | 09/29 | 09/12 |
| Liatris scariosa var. nieuwlandii (Savanna Blazing Star) | 08/26 | 10/04 | 09/14 |
| Spiranthes magnicamporum (Great Plains Ladies' Tresses) | 08/31 | 10/05 | 09/15 |
| Gentiana procera (Small Fringed Gentian) | 09/03 | 10/04 | 09/19 |
| Lycopodium complanatum var. flabelliforme (Trailing Ground Pine) | 08/26 | 10/14 | 09/19 |
| Spiranthes ovalis (October Lady's Tresses) | 09/23 | 10/01 | 09/27 |
| Gentiana puberulenta (Downy Gentian) | 09/26 | 10/13 | 10/01 |
| Gentianopsis crinita (Fringed Gentian) | 08/30 | 11/04 | 10/02 |
| Lycopodium obscurum (Ground Pine) | 09/26 | 11/17 | 10/17 |
| Asclepias meadii (Mead's Milkweed) | 05/01 | 05/30 | 6/30 |
| Hudsonia tomentosa (False Heather) | 5/23 | 8/22 | 7/15 |
| Polystichum acrostichoides (Christmas Fern) | Evergreen |