Want to help out the butterflies? Here is a list of host plants for different butterflies. A=annual P=Perennial T=Tree or Shrub
Information from: https://www.midwestgardentips.com
Arrowood Viburnum (T): Hummingbird Moth, Spring Azure
Birch(T): Tiger Swallowtail, Morning Cloak, Compton Tortoiseshell
Black-Eyed Susan(P): Silvery Checkerspot
Bogloss(A): Buckeye
Butterfly Weed(P): Monarch
Black Walnut(T): Banded Hairstreak
Coriander, Dill and Parsley(P): Swallowtails
Cornflower(A): American Painted Lady
Cockspur Hawthorn(T):Striped Hairstreak, Red-Spotted Purple
Cleome(A): Checkered White
Crabapple(T):Crabapple Spring Azure, Viceroy Red-Spotted Purple, ant the Tiger Swallowtail
Cottonwood, Poplar and Quaken Aspen(T): Viceroy, Red-Spotted Purple, Mourning Cloak, White Admiral and Striped Hairstreak
Cherry, Plum and Wild Black Cherry(T):Tiger Swallowtail, Coral Hairstreak, Striped Hairstreak, Spring Azure, White Admiral, Red Spotted Purple, Viceroy
Dogwood(T): Spring/Summer Azure
Elm(T): Mourning Cloak, Question Mark and Comma
Frikart's Aster(P): Dog Face Sulphur, Orange Sulphur, Clouded Sulphur, Eastern Tailed-Blue
False Indigo and White Indigo(P): Dog Face Sulphur, orange Sulphur, Clouded Sulphur, Eastern Tailed-Blue
Goldenrod(P): Baltimore and Slivery Checkerspot
Hornbeam(T): Red-Spotted Purple
Hickory(T): Banded Hairstreak
Hackberry(T): Hackberry Butterfly, Question Mark, Mourning Cloak, Snout Butterfly and Tawny Emperor
Honey Locust(T):Silver Spotted Skipper
Lead Plant(P): Dog Face Sulphur
Milkweed(P): Monarch
Nasturtium(A): Cabbage White
Oak(T):Striped Hairstreak, Edward’s Hairstreak, Banded Hairstreak
Prickly Ash(T): Giant Swallowtail
Snapdragon(A): Buckeye
Sunflower(A): Silvery Checkerspot, Gorgone Checkerspot
Serviceberry(T): Striped Hairstreak
Spicebush(T): Spicebush Swallowtail
Tulip Tree(T): Tiger Swallowtail
Tickseed(P): Silvery Checkerspot Buckeye, 'Karner" Melissa Blue
Violets(P): Great Spangled, Variegated and Aphrodite Fritillary
Willow(T): Striped Hairstreak, Red-Spotted Purple, Viceroy, Morning Cloak, Tiger Swallowtail, Compton Tortoiseshell
Witch-Hazel(T):Spring Azure