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Butterflies Unveiled: A Host Plant Love Story in Your Garden

Butterflies depend on certain plants to lay their eggs. This close connection between butterflies and their chosen plants is essential for the survival of their young.

Papilio machaon, Old World swallowtail, common yellow swallowtail, swallowtail

What is a Host Plant for Butterflies?

A host plant for butterflies is a specific type of plant that female butterflies choose to lay their eggs on. These plants are crucial because, once the eggs hatch, the resulting caterpillars feed on them for nourishment.
Each butterfly species often has a preferred host plant or a group of plants that they are specifically adapted to use. For example, Monarch butterflies exclusively lay their eggs on milkweed plants, as their caterpillars can only feed on milkweed leaves.
The choice of host plant is vital for the survival of the caterpillars and, therefore, the continuation of the butterfly species.

Butterfly Species and Their Host Plants

Butterfly Species Host Plant
American Copper Curly dock (Rumex crispus), sorrel (Rumex acetosa)
American Lady Ironweed (Vernonia spp.), pearly everlasting (Anaphalis margaritacea), sweet everlasting (Gnaphalium obtusifolium), pussytoes (Antennaria plantaginifolia), wormwood (Artemisia)
American Snout Hackberry (Celtis spp.)
Anise Swallowtail Citrus (Citrus spp.), parsley (Petroselinum crispum), fennel (Foeniculum vulgare), anise (Pimpinella anisum)
Atala Butterfly Coontie (Zamia pumila)
Black Swallowtail Fennel (Foeniculum vulgare), carrot (Daucus carota), parsley (Petroselinum crispum), dill (Anethum graveolens)
Banded Hairstreak Walnut (Juglans spp.), hickory (Carya spp.), oak (Quercus spp.)
Baltimore Checkerspot Turtlehead (Chelone glabra), hairy beardtongue (Penstemon hirsutus), English plantain (Plantago lanceolata), and false foxglove (Aureolaria)
Buckeye Toadflax (Linaria spp.), plantain (Plantago spp.), snapdragon (Antirrhinum spp.), ruellia (Ruellia nodiflora)
Cabbage White Brussels sprout (Brassica oleracea Gemmifera Group), broccoli (Brassica oleracea Italica Group), collard (Brassica oleracea var. viridis), and other members of the mustard family (Brassica spp.)
California Dogface False indigo (Amorpha californica)
California Sister Oak (Quercus spp.)
Carolina Satyr Grass (Poaceae family)
Checkered Skipper Hollyhock (Alcea spp.), mallow (Malva spp.), velvet-leaf (Abutilon), poppy mallow (Callirhoe)
Checkered White Cabbage (Brassica oleraceae), caper, Rocky Mountain bee-plant (Cleome serrulata)
Clouded Sulphur White clover (Trifolium spp.), alfalfa (Medicago sativa), pea (pisum)
Cloudless Sulphur Senna (Senna spp.)
Colorado Hairstreak Oak (Quercus spp.)
Diana Fritillary Violets (Viola spp.)
Dogface Bastard Indigo (Amorpha fruticosa), white prairie clover (Dalea candida)
Dotted Checkerspot Beardtongue (Penstemon spp.)
Dreamy Duskywing Aspen (Populus spp.), willow (Salix spp.), poplar (Populus spp.)
Eastern Comma Hop (Humulus lupulus), elm (Ulmus spp.), nettle (Urtica spp.)
Eastern Tailed-blue Wild pea (Lathyrus spp.), alfalfa (Medicago sativa), bean (Phaseolus spp.)
Eastern Tiger Swallowtail Tulip tree (Liriodendron tulipifera), black cherry (Prunus serotina), sweet bay magnolia (Magnolia virginiana).
Giant Swallowtail Rue (Ruta graveolens), citrus (Citrus spp.), prickly ash (Zanthoxylum americanum), hop tree (Ptelea trifoliata)
Gray Hairstreak Bean (Phaseolus), clover (Trifolium), cotton (Gossypium), mallow (Malva)
Gulf Fritillary Passion vine (Passiflora spp.)
Horace’s Duskywing Oak (Quercus spp.)
Karner Blue Lupine (Lupinus perennis)
Marine Blue Leadwort (Plumbago), alfalfa (Medicago sativa), milkvetch (Astragalus), and mesquite (Prosopis).
Monarch Milkweed (Asclepias spp.)
Mourning Cloak Black willow (Salix nigra), weeping willow (S. babylonica), silky willow (S. sericea), American elm (Ulmus americana), cottonwood (Populus deltoides), aspen (P. tremuloides), paper birch (Betula papyrifera), and hackberry (Celtis occidentalis)
Orange Sulphur Alfalfa (Medicago sativa), white clover (Trifolium repens), and white sweet clover (Melilotus alba).
Painted Crescent Field bindweed (Convolvulus arvensis), aster, and hairy tubetongue (Siphonoglosssa pilosella)
Painted Lady Hollyhock (Alcea spp.), aster, legume (Fabaceae family), thistle (Cirsium spp.), mallow (Malva spp.)
Pearl Crescent Hairy aster (Aster pilosus), A. texanus, smooth blue aster (A. laevis)
Pipevine Swallowtail Pipevine (Aristolochia spp.)
Queen Milkweed (Asclepias spp.)
Question Mark American elm (Ulmus americana), red elm (Ulmus rubra), hackberry (Celtis), Japanese hop (Humulus japonicus), nettles (Urtica), and false nettle (Boehmeria cylindrica).
Red Admiral Nettle family (Urticaceae)
Red-banded Hairstreak Wax myrtle (Myrica cerifera), winged sumac (Rhus copallinum), staghorn sumac (R. typhina), and several oaks.
Red Satyr  Bermuda grass (Cynodon dactylon), St. Augustine grass (Stenotaphrum secundatum).
Red-spotted Purple Wild cherry (Prunus), poplar (Populus), Oak (Quercus), hawthorn (Crataegus), deerberry (Vaccinium stamineum), birch (Betula), willow (Salix), linden (Tilia), and serviceberry (Amelanchier).
Regal Fritillary Violet (Viola spp.)
Sachem Skipper Bermuda grass (Cynodon dactylon), crabgrass (Digitaria), St. Augustine grass (Stenotaphrum secundatum), goosegrass (Eleusine)
Sandia Hairstreak Beargrass (Nolina texana)
Satyr Comma Nettle (Urtica spp.)
Silver-spotted Skipper Black locust (Robinia pseudoacacia), honey locust (Gleditsia triacanthos) and false indigo (Amorpha species)
Spicebush Swallowtail Spicebush (Lindera benzoin), sassafras (Sassafras albidum), prickly ash (Zanthoxylum americanum), tulip tree (Liriodendron tulipifera), sweet bay magnolia (Magnolia virginiana), camphor (Cinnamomum camphora), and redbay (Persea borbonia).
Spring Azure Dogwood (Cornus florida), New Jersey tea (Ceanothus americanus), meadowsweet (Spiraea salicifolia), Collinsia
Summer Azure New Jersey tea (Ceanothus americanus), dogwood (Cornus ssp.), meadowsweet (Spiraea alba)
Tawny Emperor Hackberry (Celtis spp.)
Two-tailed Swallowtail Hop tree (Ptelea), ash (Fraxinus spp.), chokecherry (Prunus virginiana)
Viceroy Poplar (Populus spp.), willow (Salix spp.)
Zebra Swallowtail Paw-paw (Asimina triloba)

Monarch, Chrysalis, caterpillar, Monarch butterfly, Danaus PlexippusMonarch Trinity: Chrysalis, caterpillar and butterfly on milkweed

Importance of Host Plants in a Butterfly Garden

Incorporating host plants in a butterfly garden is crucial for attracting specific butterfly species and supporting their lifecycle.

Placement in the Garden

  • Accessibility: Plant host plants in accessible areas where butterflies can easily lay their eggs.
  • Grouping: Plant in groups to create a more appealing and abundant food source.
  • Near Nectar Plants: Place host plants close to nectar plants to encourage adult butterflies to use the garden for both feeding and egg-laying.

Maintenance

  • Tolerance for Caterpillars: Be prepared for these plants to be eaten and sometimes look ragged – it’s a sign of a successful butterfly garden.
  • Avoid Pesticides: Chemicals can harm or kill both caterpillars and adult butterflies.
  • Organic Practices: Use natural fertilizers and pest control methods to keep the garden safe for butterflies.

By carefully selecting and maintaining host plants in your butterfly garden, you create a nurturing environment for butterfly larvae to grow and develop, ensuring a new generation of these beautiful insects.

Guide Information

Attracts Butterflies

Plants that Attract Adult Butterflies

Discover These Helpful Butterfly Guides for Further Reading

While every effort has been made to describe these plants accurately, please keep in mind that height, bloom time, and color may differ in various climates. The description of these plants has been written based on numerous outside resources.

Guide Information

Attracts Butterflies

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