Orgyia vetusta

are eaten by

• Global Biotic Interactions: Pacificanthia consors (Le Conte 1851) (Brown Leather Wing Beetle)
• Global Biotic Interactions: Pacificanthia consors (Le Conte 1851) (Brown Leather Wing Beetle)

are host of

• Global Biotic Interactions: Dibrachys cavus (Walker 1835)
• Global Biotic Interactions: Pediobius braconiphagus (Risbec 1951)
• Global Biotic Interactions: Microdontomerus fumipennis Crawford 1916

are parasitized by

• Global Biotic Interactions: Eulophus koebelei (Crawford 1912)
• Global Biotic Interactions: Tetrastichus orgyae Risbec 1951

eat

• Global Biotic Interactions: Lupinus arboreus Sims (yellow bush lupine)
• Global Biotic Interactions: Heteromeles arbutifolia (Lindl.) M. Roemer (toyon)
• Global Biotic Interactions: Rubus ursinus Cham. & Schltdl. (California blackberry)
• Global Biotic Interactions: Malus pumila Mill. (paradise apple)
• Global Biotic Interactions: Acmispon glaber var. glaber

have host

• Global Biotic Interactions: Eriogonum fasciculatum Benth. (California Buckwheat)
• Global Biotic Interactions: Quercus douglasii Hook. & Arn. (blue oak)
• Global Biotic Interactions: Cercocarpus montanus var. glaber (S. Wats.) F. L. Martin (birchleaf mountain mahogany)