As members of the silkmoth family, adult moths have no mouth parts and do not eat. There exist at least 150,000 species of moths in the world, including the Giant Moth, Sphinx Moth, and Owlet Moth.After the larvae have accomplished their primary survival tasks, they progress into the pupal stage and finally bloom into the final stage of … What do adult moths eat? Males tend to be more heavily marked than females, especially to the south (Covell 1984). There are two color variations: green and brown. In late spring, Imperial moths emerge from the soil, mate, and females lay hundreds of eggs on a wide variety of trees. Some eat nectar and pollen from flowers, but most, like your Imperial Moth, do not eat at all in the adult stage. Thanks for also providing the name of the food plant, the coco plum. When they emerge from cocoon next summer, they will have just a few days to mate and then lay eggs (the females, at least). Caterpillar hosts: Conifers and deciduous trees and shrubs including pine (Pinus), oak (Quercus), box elder (Acer negundo), maples (Acer), sweet gum (Liquidambar styraciflua), and sassafras (Sassafras albidum). Compguy. It really does not do enough damage for us to worry about trying to control it. The imperial moth is found from southern New England south to the Florida Keys and west through the southern Great Lakes region to eastern Nebraska and central Texas. This large caterpillar is the larvae of the imperial moth, Eacles imperialis.. The larvae of this moth grow to a rather remarkable 4 inches in length and in their brown form resemble a hot dog with horns. Favorite Answer. It has yellow wings with spotting and shading variations of pink, orange, or purplish brown. Imperial moths, Eacles imperialis, are large, mostly yellow moths with spots, lines and splotches of light to dark brown.They are classified in a section of the giant silkworm family called the royal moths. Relevance. Imperial moths are members of the Saturniidae family of moths to which also belongs the giant silk moths. Even in Florida, Imperial Moths raise only one brood a year. Males are somewhat smaller, but have more patches of color. The Imperial Moth; Eacles imperialis, is a large night-flying moth that is easy to identify.It boasts a butter yellow color splotched with a dull purple or brown and its wingspan can reach nearly 7 inches on the females. Unfortunately for your moth, it has emerged too early in the year. Dear Carol, These are positively gorgeous photos of an Imperial Moth Caterpillar, Eacles imperialis.. Life history of the Imperial Moth Eacles imperialis (Drury) (Saturniidae: Ceratocampinae) in New England, U.S.A.: distribution, decline, and nutritional ecology of a relictual islandic population-----Congrats on the good brood results, they are an awesome species. Lv 5. What does an imperial moth eat? A full grown larva is 75 to 100 mm long. 1 decade ago. 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