Hyphantria cunea Drury. The fall webworm is a widely distributed native pest of shade trees and shrubs and appears from late summer through early fall. It feeds . In Europe, where H. cunea has been introduced, larvae are rapid defoliators of forest and fruit tree species. In eastern Europe, mulberry and the. Common Names. fall webworm. Compiled by Whitney Cranshaw, Colorado State University: Hyphantria cunea (Drury) Lepidoptera: Arctiidae.
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Others overwinter in the soil to a depth of 10 cm. Hyphwntria instar larva of the fall webworm, Hyphantria cunea Druryinside a cocoon. Datasheet Hyphantria cunea mulberry moth. Journal of the Lepidopterists’ Society. Lateral view of a fifth instar larva of the fall webworm, Hyphantria cunea Drury. Larvae feed inside the tents until the late instars.
Criticism of products or equipment not listed is neither implied nor intended. American white butterfly in the Republic of Georgia. A preliminary report on quarantine and experimental control of Hyphantria cunea at pupal stage. The caterpillars are highly variable in coloration, ranging from a pale yellow to dark grey, with yellow spots and long and short bristles. The recorded host range is much wider in areas where the pest has been introduced than in its North American home 88 species in North America, in Europe, in Japanbut this may be in part an observational artefact.
Hyphantria cunea Drury, Other pathogenic organisms are the fungi Beauveria bassiana Jasinka, and B.
We strive to provide accurate information, but we are mostly just amateurs attempting to make sense of a diverse natural world. Caterpillars of Eastern Forests David L. The underwings will have less marking than hyphantrix forewings, and the abdomen often has a sprinkling of brown hairs. Fall webworm, Hyphantria cunea Drurylarvae.
Data sheets on quarantine organisms.
fall webworm – Hyphantria cunea (Drury)
One or more of the features that are needed to show you the maps functionality are not available in the web browser that you are using. Pupa The pupa has 12 characteristic appendages at the posterior end. There are many predators of the fall webworm, such as Monomorium minimumVespula spp. Photograph by Lyle J.
The egg mass is lightly covered with scales from the female’s hyphanrria. Vienna Austria, Braasch D, Arctiidae in hazelnut plantations of Turkey’s central Black Sea region. For instance, larvae hyphantroa the red-headed morph stay inside the tent throughout the larval stage, while the black-headed morph leaves the tent in its fifth instar.
Parasitoids attacking Hyphantria cunea include: Detection and Inspection Top of page The sex pheromone obtained from female H. Experiments showed that sixth-instar larvae of H.
Study of the activity and food consumption of the Yyphantria white butterfly Hyphantria cunea Drury, Lepidoptera: In the more northerly countries of Europe, the temperature requirements of the species for overwintering are not available Braasch, ; the insect could not reach the stage necessary for diapause, although a mass outbreak might occur in the year of introduction of larvae from outside. The fall webworm is a gregarious insect.
These individuals were reared from the same nest of black-headed larvae, collected on bald cypress in Gainesville, Hypnantria. Photograph taken in Gainesville, Florida from a reared larva. Particulars of the flight of the American white butterfly. This page was last edited on 30 Decemberat Campsis radicans, Catalpa bignonioides, Catalpa speciosa Buxaceae: Prevention and Control Top of page Chemical Control Both mechanical destroying nests and chemical means are used for control.
Research progress on the invasive species, Hyphantria cunea. In one to two weeks, the larvae hatch and immediately begin spinning their silk tent.