This allows a nearly 100 percent humid environment which is appropriate for any admiral or viceory. The caterpillar then crawls inside and goes to sleep for the winter. We raise them on Carolina Willow and Black Willow. While raising lorquin's admiral caterpillars on willows, cottonwoods, aspens, service berries, or choke cherries, one option is to place a "bouquet" of host plant in a glass terrarium and then secure the terrarium with a glass lid. are trees in the willow family, especially small, shrubby species. The fifth instar encapsulates itself in a chrysalis from which the adult viceroy will emerge. Females lay eggs on the tips of leaves. Butterfly Host Plants. Many native trees and other plants found in and around our yards are host plants for caterpillars. and attached tightly to the host plant with caterpillar silk. The Viceroy's main host plant Host Plant: The food plant of a caterpillar. Caterpillars Need Host Plants. Viceroy. Thanks for your quick reply! The particular plant that a caterpillar will eat is called the host plant for that species of butterfly. Most species of butterfly will only eat a single plant (or group of related plants) as caterpillars. Correction: Imposter! There are a variety of plants that can be included in a butterfly garden that are excellent host plants. Many butterflies have a single plant required as a food source for their larval form called a host plant. ... Viceroy Butterfly. May be mottled brown or green; has creamy blotches and two knobby horns on thorax. In fact, If you’ve seen a Viceroy caterpillar before, your first thought might have been, “Weird.” That reaction would be justified; Viceroys don’t look like typical caterpillars. I’m glad it’s proven to be a host plant for such a beautiful butterfly. The Viceroy (Limenitis archippus) is a favorite amongst our staff and our audiences, and for good reason--it’s a pretty awesome caterpillar! Typically laid singly on the tip of host plant leaf. Because of this, they’re more often found in wet areas like edges of lakes and rivers and moist woodlands. ... Milkweed contains a a variety of chemical compounds that make monarch caterpillars poisonous to potential predators. Elm, Hops Legumes, including Clovers and Vetches , Lespedeza Violets (Violas) Milkweeds (Asclepias) Unlike monarchs, which host on milkweed, Viceroy butterflies lay their eggs on willow leaves and members of that family, including poplars and cottonwoods. Hatchling caterpillars eat the leaf from the tip, at first extending the leaf vein with frass (poop) and silk. Some scientists question which butterflies mimic which butterflies, it may be a question that may never be answered but how … willow, poplar, apple … Nectar plants like zinnia, salvia and Joe-Pye weed are a dime a dozen in my garden so the butterflies are happy.But I also want host plants to encourage the adult butterflies to lay their eggs in the garden and to do this, I need to know what host plants specific butterflies require. Actually, it was a Viceroy! Partially grown caterpillars from the third brood spend the winter in a specially rolled leaf called a … July 3, 2010 Hi Bugman, I sent you a question that you kindly answered back on June 24, about a mystery caterpillar on the curly willow in our yard. Come spring, the caterpillar emerges and continues to eat the host plant's leaves as it moves through three more instars. Viceroy caterpillars look even less like their Monarch relatives. Caterpillar: Resembles bird droppings in all stages. Host plants for Viceroy butterflies include: willow, poplars, and cottonwoods. By evolution, the caterpillars have the ability to store salicylic acid in their bodies, making them bitter, as also upsets the stomachs of the predators. Caterpillar Host Plant Sorrel, Curled Dock (Rumex spp) Pearly Everlasting (Anaphalis), Pussytoes (Antennaria) Mustards, Cresses, Cabbage, Broccoli Nettles, False Nettle, Am. Although it is known that the Monarchs and Queens are distasteful to predators, it is now thought that the Viceroy may be distasteful as well. The species got its name ‘viceroy’ as a contrast to the ‘monarch’, as also, to differentiate it from the latter, which is somewhat larger in size than it. Amy. Milkweed is the host plant for the monarch butterfly. To the host plant 's leaves as it moves through three more instars will only eat single. Variety of chemical compounds that make monarch caterpillars poisonous to potential predators ’ s proven to be host! 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