Plants Native to Illinois

Illinois spans USDA zones 5–7 across diverse habitats. Below are 19 native species — wildflowers, grasses, shrubs and trees adapted to Illinois's climate and soils.

Type ▾ Sun ▾ USDA zone ▾ Pet-safe 19 results · Sort: A–Z

Pet-safe perennial

Purple Coneflower

Echinacea purpurea

Full sun 345

Pet-safe annual

Common Sunflower

Helianthus annuus

Full sun 234

perennial

Black-eyed Susan

Rudbeckia hirta

Full sun 345

Pet-safe perennial

Sugar Maple

Acer saccharum

Full sun 345

Pet-safe perennial

Flowering Dogwood

Cornus florida

567

perennial

Butterfly Weed

Asclepias tuberosa

Full sun 345

Pet-safe perennial

Eastern Redbud

Cercis canadensis

456

Pet-safe perennial

Coral Bells

Heuchera americana

456

Pet-safe perennial

Garden Phlox

Phlox paniculata

Full sun 456

Pet-safe perennial

Tickseed

Coreopsis grandiflora

Full sun 456

Pet-safe perennial

Little Bluestem

Schizachyrium scoparium

Full sun 345

Toxic perennial

Common Yarrow

Achillea millefolium

Full sun 345

Pet-safe perennial

Wild Bergamot

Monarda fistulosa

Full sun 345

Pet-safe perennial

Switchgrass

Panicum virgatum

Full sun 456

Pet-safe perennial

Bald Cypress

Taxodium distichum

Full sun 456

Pet-safe perennial

Canada Goldenrod

Solidago canadensis

Full sun 345

Pet-safe perennial

Big Bluestem

Andropogon gerardii

Full sun 456

perennial

Buttonbush

Cephalanthus occidentalis

Full sun 567

Pet-safe perennial

Eastern Prickly Pear

Opuntia humifusa

Full sun 456