Life Cycle The Tussock Moth is native to the forests of western North America producing one generation a year. Introduction - Distribution - Description - Life Cycle and Biology - Host Plants - Medical Importance - Natural Enemies - Control - Cultural Entomology - Selected References Introduction (Back to Top) Tussock moths in the genus Orgyia are small moths that are best-known because of their attractive larvae. A. E. Knopf2 A subspecies of the western tussock moth (Orgyia vetusta gulosa (Boisd.) It is found in western North America. The Lymantriinae (formerly called the Lymantriidae) ... Western tussock moth, Orgyia vetusta; White-marked tussock moth, Orgyia leucostigma; Douglas-fir tussock moth, Orgyia pseudostugata; Satin moth, Leucoma salicis; Coca moth, Eloria noyesi; Painted apple moth, Teia anartoides; Rahona Literary references. They prefer the tender needles of jack pine, and … After overwintering, the eggs hatch in spring (May to June) and begin to feed on the foliage. Pine Tussock Moth caterpillars feed twice during their life cycle: late in summer and again the following spring. Species Spotlight: Western Tussock Moth (Orgyia vetusta) April 12, 2017 Posted by: Andrew Rosales As the winter rains have brought forth many amazing flowers around San Diego County, so too have they started the life cycle of the Western Tussock Moth. Tweet; Description: By far the coolest caterpillar I've seen locally yet! Its population periodically irrupts in cyclical outbreaks.The caterpillars feed on the needles of Douglas fir, true fir, and spruce in summer, and moths are on the wing from July or August to November. The female moth covers the eggs with a protective coating and then covers that with a camouflaging layer of hairs (setae) from her own body. VAT No. Spotted Tussock Moth or Yellow-Spotted Tiger Moth Lophocampa maculata Harris, 1841 A mature larva is 0.5 to 1 inch long with a gray background color and numerous red, blue, and yellow spots. The eggs overwinter in this protected state and then hatch in May, June, and July, here, in the Bay Area.
Fir tussock moth (Orgyia detrita) caterpillar (dorsal view). Her paper showing parasitoid activity in this population may be seen here. This one has two rows of orange spots along each side and a short row of red up the center near the tail. Dear Vera, This appears to be the caterpillar of a Western Tussock Moth, Orgyia vetusta, which is pictured on BugGuide. Each female moth lays hundreds of eggsEggs are laid directly on the cocoon. There are one or two generations per year, depending on the species and location. Pale Tussock (caterpillar) Pale Tussock (caterpillar) by Ryszard Szczygieł. Pale Tussock (caterpillar) by Ryszard Szczygieł . Orgyia pseudotsugata, the Douglas-fir tussock moth, is a moth of the subfamily Lymantriinae first described by James Halliday McDunnough in 1921. Western Tussock Moth Caterpillar. Hi Rolf, Your Western Tussock Moth Caterpillar, Orgyia vetusta, shares many similar characteristics with its close relatives in the genus. Western tussock moth lifecycle Adult moths do not feed. Pale Tussock. Damage
In southern California, western tussock moth may have two generations, with second-generation larvae present from about late August to October.
There are black tufts of hear making a fork tail, one tuft about 1/4 of the way back on the top and two on the sides of the head like pigtails :) There are also a couple white tufts of hair just behind the black.
Larvae emerge in March and mature in May. BugGuide only reports this species from California, though its relatives including the White Marked Tussock Moth, Orgyia leucostigma, are found throughout North America. Figure 1. Orgyia vetusta.
Tussock moth, (family Lymantriidae), any of a group of moths (order Lepidoptera), the common name for which is derived from the hair tufts, or tussocks, found on most larval forms.The family, which occurs in both Eurasia and the New World, includes several species that are destructive to shade and forest trees: the gypsy moth (q.v. You should handle the Western Tussock Moth Caterpillar and its relatives with … By far the coolest caterpillar I've seen locally yet!
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