|
Lavender Hyssop / Anise Hyssop |
Agastache foeniculum |
F-P |
D-A |
2-4 ft |
Fragrant, long-blooming prairie native; superb bee and butterfly plant |
|
White Snakeroot |
Ageratina altissima |
P-S |
A-W |
1-4 ft |
Toxic woodland perennial; part shade, moist soil; spreads by rhizome |
|
Nodding Wild Onion |
Allium cernuum |
F-P |
A-D |
8–20 in |
Dry soil; nodding white-pink summer flowers; deer resistant |
|
Narrowleaf Bluestar |
Amsonia ciliata |
F-P |
D-A |
1.5-2 ft |
Thread-like foliage; blue flowers; gold fall color; deer-proof |
|
Wood Anemone |
Anemone quinquefolia |
P-S |
A |
4–8 in |
Spring-ephemeral groundcover; toxic sap, disappears by early summer |
|
Field Pussytoes |
Antennaria neglecta |
F-P |
D-A |
2–12 in |
Drought-tolerant mat-forming groundcover; host plant for American lady |
|
Mountain Death Camas |
Anticlea elegans |
F-P |
A-D |
1-2.5 ft |
HIGHLY TOXIC bulb/foliage; do not confuse with edible Camassia |
|
Columbine |
Aquilegia canadensis |
S-F |
A-D |
24–36 in |
Interesting red & yellow flowers attract hummingbirds |
|
Wild Sarsaparilla |
Aralia nudicaulis |
P-S |
A |
1-2 ft |
Rhizomatous woodland ground cover; white umbels, dark berries |
|
Wild Ginger |
Asarum canadense |
S |
A |
4–6 in |
Deciduous groundcover; soft, hairy heart-shaped leaves |
|
Showy Milkweed |
Asclepias speciosa |
F-P |
A-D |
2-4 ft |
Monarch host plant; toxic sap; spreads by rhizome |
|
Butterfly Weed |
Asclepias tuberosa |
F-P |
A |
24–36 in |
Clusters of brilliant orange flowers attract butterflies |
|
New England Aster |
Aster novae-angliae |
F-P |
A |
3⅓–5 ft |
Bright lavender flowers with yellow centers late summer |
|
Blue Wild Indigo |
Baptisia australis |
F |
A-D |
2½–5 ft |
Blue spikes of pea-shaped flowers; compound foliage |
|
Yellow Wild Indigo |
Baptisia sphaerocarpa |
F |
A-D |
2–3 ft |
Deep-rooted prairie legume; do not transplant once established |
|
American Sea Rocket |
Cakile edentula |
F |
D |
6-18 in |
Annual beach dune pioneer; salt-tolerant; not native on Pacific coast |
|
Wild Calla |
Calla palustris |
P-S |
W |
6-12 in |
Bog/pond-margin arum; needs saturated soil or shallow water |
|
Bush's Poppy Mallow |
Callirhoe bushii |
F-P |
D |
1-2 ft |
Rare Ozark wildflower; sprawling, magenta blooms, needs rocky drainage |
|
Creeping Sedge |
Carex laxiculmis |
P-S |
A-D |
0.3–1.5 ft |
Evergreen dry-shade sedge; slow clumping groundcover, deer resistant |
|
Seersucker Sedge |
Carex plantaginea |
P-S |
A |
8–12 in |
Puckered-leaf shade sedge; rich moist soil, slow clump, deer resistant |
|
Indian Paintbrush |
Castilleja coccinea |
F |
D-A |
10–20 in |
Upper leaves are deeply cleft, red-orange-pink in color |
|
Rose Turtlehead |
Chelone obliqua |
F-P |
A-W |
2-3 ft |
Late-summer hooded pink flowers; bumblebee favorite for moist soil |
|
Water Hemlock |
Cicuta maculata |
F-P |
W |
3-6 ft |
Extremely toxic; wetlands/ditches only, not for gardens |
|
Atlantic Pigeonwings |
Clitoria mariana |
F-P |
D |
1–2 ft |
Twining vine; dry sandy/rocky soil; showy upright lavender flowers |
|
Large-flowered Coreopsis |
Coreopsis grandiflora |
F-P |
A-D |
1-2 ft |
Short-lived perennial, self-seeds readily; lean sandy soil |
|
Plains Coreopsis |
Coreopsis tinctoria |
F |
D-A |
2–4 ft |
Reseeding annual, not a persistent perennial; yellow-maroon flowers; prefers adequate moisture with drainage |
|
American Dittany |
Cunila origanoides |
F-P |
A-D |
8-18 in |
Fragrant, late-blooming; needs lean rocky soil, not rich beds |
|
Carolina Larkspur |
Delphinium carolinianum |
F-P |
A-D |
1-3 ft |
Toxic to livestock & pets; blue flowers; dry, sharp drainage |
|
Tall Larkspur |
Delphinium exaltatum |
F-P |
A |
4–6 ft |
Spikes of bright blue flowers attract hummingbirds |
|
Squirrel Corn |
Dicentra canadensis |
P-S |
A |
6–10 in |
Spring ephemeral woodland wildflower; toxic, deer resistant |
|
Shooting Star |
Dodecatheon meadia |
F-P |
D-A |
10–16 in |
Delicate white to pink petals; red & yellow centers |
|
Purple Coneflower |
Echinacea purpurea |
F-P |
A |
30–40 in |
Daisy-like flower with rose-purple rays; lengthy bloom |
|
Glade Coneflower |
Echinacea simulata |
F |
D-A |
2–4 ft |
Glade specialist; full sun, rocky soil; never collect wild. |
|
White Trout Lily |
Erythronium albidum |
P-S |
A |
4–10 in |
Spring ephemeral; slow to establish, never dig from the wild |
|
Sweet Joe-Pye Weed |
Eutrochium purpureum (syn. Eupatorium purpureum) |
F-P |
A |
5–7 ft |
Large pink flowers attract butterflies in droves Aug-Sept |
|
Queen of the Prairie |
Filipendula rubra |
F-P |
A |
4–5 ft |
Showy large pink plumes Jun-Jul |
|
Sweet-scented Bedstraw |
Galium triflorum |
P-S |
A |
6-24 in trailing groundcover |
Fragrant shade groundcover for rich, consistently moist soil |
|
Wild Geranium |
Geranium maculatum |
F-S |
A |
16–22 in |
1" lavender purple slowers in the spring |
|
Prairie Smoke |
Geum triflorum |
F |
A-D |
6–16 in |
Feathery pink seedheads are beautiful in spring |
|
Indian Physic |
Gillenia stipulata |
P-S |
D-A |
2-3 ft |
Airy white flowers; dry shade perennial; root historically emetic |
|
Dakota Mock Vervain |
Glandularia bipinnatifida |
F-P |
D-A |
6–12 in |
Great Plains native; long-blooming; pink-purple mat |
|
Woodland Sunflower |
Helianthus divaricatus |
F-P |
A-D |
2½–6 ft |
Rhizomatous colonizer for dry shade; yellow blooms July–Sept |
|
Western Sunflower |
Helianthus occidentalis |
F-P |
A-D |
2–4 ft |
Naked flower stalk above basal rosette; dry sun, not aggressive |
|
Cow parsnip |
Heracleum maximum |
F-P |
A-W |
4-8 ft |
Striking wildflower; sap is phototoxic, causes skin burns in sun |
|
Hairy Alumroot |
Heuchera villosa |
P-S |
A-D |
8-12 in (to 3 ft bloom) |
Rock-dwelling native parent of 'Bronze Wave' & other cultivars |
|
Zigzag Iris |
Iris brevicaulis |
F-P |
A-W |
8-20 in |
Shade-tolerant wild iris; violet-blue blooms; rhizomes toxic |
|
Crested Iris |
Iris cristata |
F-P |
D-A |
5–10 in |
Pale lavender-blue crested flowers Apr-May |
|
Copper Iris |
Iris fulva |
F-P |
A |
18–24 in |
Beardless, crestless flowers attract hummingbirds |
|
Dwarf Violet Iris |
Iris verna |
P |
D-A |
4-6 in |
Tiny fragrant woodland iris; needs sandy, dry, well-drained soil |
|
Tall Blue Lettuce |
Lactuca biennis |
F-P |
A-W |
3–8 ft |
Biennial; milky sap can irritate skin |
|
Wood Nettle |
Laportea canadensis |
P-S |
A-W |
1-5 ft |
Stinging hairs; moist shade; red admiral butterfly host |
|
Cusp Blazing Star |
Liatris mucronata |
F |
A-D |
1–3 ft |
Rocky-soil fall bloomer on a deep corm; key late nectar for monarchs |
|
Eastern Blazing Star |
Liatris scariosa |
F-P |
D-A |
2–5 ft |
Broad L. scariosa incl. var. nieuwlandii; native IL/MO; verify Iowa locally. |
|
Twinflower |
Linnaea borealis |
P-S |
A-W |
2-4 in |
Evergreen groundcover for cool, acidic, shaded sites; slow to spread |
|
Cardinal Flower |
Lobelia cardinalis |
F-P |
A |
2–4½ ft |
Terminal clusters of bright red 1.5" flowers in fall |
|
Blue Lobelia |
Lobelia siphilitica |
F-P |
A |
12–24 in |
Elongated clusters of pale to dark blue flowers sum-fall |
|
Lanceleaf Loosestrife |
Lysimachia lanceolata |
P-F |
A-W |
1-2 ft |
Nodding yellow blooms on prairie perennial; needs consistent moisture |
|
Starry False Lily |
Maianthemum stellatum |
P-S |
A-D |
8-18 in |
Rhizomatous woodland groundcover; starry flowers; berries inedible |
|
American Wild Mint |
Mentha arvensis |
F-P |
W-A |
6in-2ft |
Native wetland mint; spreads by rhizome; flowers at leaf joints |
|
Bluebells |
Mertensia virginica |
F-S |
A |
12–24 in |
Pink flowers buds open to sky blue flowers Mar-Apr |
|
Sensitive Briar |
Mimosa quadrivalvis |
F-P |
D-A |
3–4 ft |
Leaflets fold when touched; ball-shaped flower heads |
|
Winged Monkeyflower |
Mimulus alatus |
P-S |
W-A |
1-3 ft |
Wet-soil wildflower; violet blooms July-Sept; shade to part shade |
|
White Four O'Clock |
Mirabilis albida |
F-P |
D |
1-2.5 ft |
Prairie taproot perennial, evening pink blooms; very drought tolerant |
|
Lemon Beebalm |
Monarda citriodora |
F-P |
A-D |
1-2.5 ft |
Aromatic annual wildflower; reseeds freely; magnet for native bees |
|
Wild Bergamot |
Monarda fistulosa |
F-P |
A |
3–4 ft |
Intricate lavender flowers attract butterflies Jul-Sep |
|
Spotted Beebalm |
Monarda punctata |
F |
D |
1-3 ft |
Thyme-scented; purple-spotted flowers draw wasps and bees |
|
Indian Pipe |
Monotropa uniflora |
S |
A-W |
3-10 in |
Non-photosynthetic; parasitizes fungi; never dig or transplant |
|
Missouri Primrose |
Oenothera macrocarpa |
F |
D-A |
6–12 in |
3-4" lemon-yellow flowers |
|
Pink Primrose |
Oenothera speciosa |
F |
D-A |
12–20 in |
Spreads vigorously; native IA/MO, introduced IL (Kew). |
|
Scarlet Beeblossom |
Oenothera suffrutescens |
F |
D |
1–3 ft |
Full sun, dry soil; moths pollinate; spreads by rhizomes |
|
Eastern Prickly-pear |
Opuntia humifusa |
F |
D |
4–12 in (spreads 2–6 ft) |
Native cactus, yellow flowers, sharp glochids, sandy/rocky soil |
|
Yellow wood sorrel |
Oxalis stricta |
F-S |
W-A |
4-12 in |
Weedy native groundcover; oxalate leaves, not for eating |
|
Small Palafox |
Palafoxia callosa |
F |
A-D |
1-2 ft |
Annual wildflower; pink fading white blooms Aug-Oct; rocky soil |
|
American Ginseng |
Panax quinquefolius |
P-S |
A |
8-24 in |
Shade woodland herb; wild roots scarce/protected, buy nursery stock |
|
Wild Quinine |
Parthenium integrifolium |
F-P |
A-D |
2-4 ft |
Long-blooming white prairie forb; handle foliage with gloves |
|
Foxglove Beardtongue |
Penstemon digitalis |
F-P |
A |
2½–4⅙ ft |
Long-blooming pure white flowers Jun-Jul |
|
Fameflower |
Phemeranthus calycinus |
F |
D |
4-10 in |
Rock-garden succulent; afternoon magenta blooms; needs sharp drainage |
|
Sand Phlox |
Phlox bifida |
F-P |
A-D |
4–12 in |
Mat-forming; deeply notched lavender flowers; needs sharp drainage |
|
Wild Sweet William |
Phlox divaricata |
F-S |
A |
12–16 in |
Covered with 1.5" lavender to pink flowers in spring |
|
Spotted Phlox |
Phlox maculata |
F-P |
A-W |
2-3 ft |
Fragrant pink wet-meadow perennial; blooms June-Aug |
|
Texas Frogfruit |
Phyla nodiflora |
F-P |
W-D |
2-6 in, spreading 3+ ft |
Mat-forming lawn alternative; butterfly host; tolerates mowing |
|
Pokeweed |
Phytolacca americana |
F-P |
A |
4-10 ft |
Poisonous perennial; exceptional fall bird food; self-sows |
|
Jacob's Ladder |
Polemonium reptans |
S |
A |
12–18 in |
Terminal clusters of light blue bell-shaped flowers Apr |
|
Common Cinquefoil |
Potentilla simplex |
F-P |
A-D |
4-10 in |
Mat-forming groundcover; tolerates mowing, poor soil; deer resistant |
|
Rabbit Tobacco |
Pseudognaphalium obtusifolium |
F-P |
A-D |
1-3 ft |
Annual/biennial; dry poor soils; cream everlasting flowers fall |
|
Gray-headed Coneflower |
Ratibida pinnata |
F-P |
A-D |
3-5 ft |
Long-blooming prairie perennial with drooping yellow rays, anise scent |
|
Orange Coneflower |
Rudbeckia fulgida |
F-P |
A-W |
18-36 in |
Long-blooming rhizomatous native; good pollinator & finch food plant |
|
Black-eyed Susan |
Rudbeckia hirta |
F-P |
A |
24–36 in |
2-4" flower heads with 10-20 bright yellow petals |
|
Sweet Black-eyed Susan |
Rudbeckia subtomentosa |
F-P |
A-W |
3-6 ft |
Fragrant foliage, long bloom; prefers consistently moist soil |
|
Wild Petunia |
Ruellia humilis |
F-P |
D-A |
6-18 in |
Low bushy prairie/glade native; drought-tolerant, butterfly host plant |
|
Lyreleaf Sage |
Salvia lyrata |
F-P |
A-D |
0.5-2 ft |
Flat lobed rosette; lavender spikes; tolerates mowing, self-seeds |
|
Royal Catchfly |
Silene regia |
F |
A |
2-5 ft |
Scarlet prairie flower; hummingbird magnet; rare, use nursery stock |
|
Fire Pink |
Silene virginica |
F-P |
D-A |
10–16 in |
Deep red star-like flowers draw hummingbirds Apr-May |
|
Prairie Dock |
Silphium terebinthinaceum |
F |
A |
4-10 ft |
Giant basal leaves; bare flower stalk; deep taproot, drought-tough |
|
Tall Goldenrod |
Solidago altissima |
F-P |
A-D |
3–7 ft |
Spreads by rhizome; vital late-season pollinator nectar source |
|
Canada Goldenrod |
Solidago canadensis |
F-P |
A |
2-5 ft |
Fast-spreading fall bloomer, superb for pollinators; needs room |
|
Zigzag Goldenrod |
Solidago flexicaulis |
P-S |
A |
1–3 ft |
Shade-loving goldenrod with zigzag stem; blooms late summer-fall |
|
Showy Goldenrod |
Solidago speciosa |
F-P |
D-A |
2–4 ft |
Foot long spikes of blazing yellow flowers in early fall |
|
Celadine Poppy |
Stylophorum diphyllum |
S |
A |
16–24 in |
2" wide lemon-yellow flowers |
|
Aromatic Aster |
Symphyotrichum oblongifolium |
F |
D-A |
1-2.5 ft |
Dry/rocky sites; cultivar 'October Skies' widely sold |
|
Skunk Cabbage |
Symplocarpus foetidus |
P-S |
W-A |
1–2 ft |
Deep-shade wetland forb; thermogenic spring bloom; toxic raw |
|
Tall Meadow-rue |
Thalictrum pubescens |
F-S |
A-W |
3-6 ft |
Airy white summer bloom; moist to wet soil; sun to shade |
|
Bracted Spiderwort |
Tradescantia bracteata |
F-P |
A-D |
10–18 in |
Blue 3-petal flowers close by midday; blooms June-July |
|
Ohio Spiderwort |
Tradescantia ohiensis |
F-P |
A |
3–4 ft |
Deep blue flowers bloom late spring & early summer |
|
Virginia Spiderwort |
Tradescantia virginiana |
F-P |
A-W |
1-2 ft |
Grass-like clumps; purple flowers close by afternoon |
|
Prairie Trillium |
Trillium recurvatum |
P-S |
A |
12 in |
Beautiful foliage & deep red flowers with 3 petals |
|
American Stinging Nettle |
Urtica dioica ssp. gracilis |
P-S |
A-W |
3–7 ft |
Stings on contact, wear gloves; native butterfly host plant |
|
Wingstem |
Verbesina alternifolia |
F-P |
A-W |
3-8 ft |
Spreads by rhizome in moist soil; late-summer yellow blooms |
|
Western Ironweed |
Vernonia baldwinii |
F-P |
A-D |
2–5 ft |
Magenta prairie bloomer, avoided by livestock; great for monarchs |
|
Common Blue Violet |
Viola sororia |
F-S |
A-W |
3-8 in |
Spreads by rhizome; fritillary butterfly host |
|
Barren Strawberry |
Waldsteinia fragarioides |
P-S |
A |
3-6 in |
Evergreen woodland groundcover; yellow flowers; fruit not edible |