Orgyia pseudotsugata

are host of

• Global Biotic Interactions: Monodontomerus viridiscapus Gahan 1941
• Global Biotic Interactions: Gata virus
• Global Biotic Interactions: Orgi virus
• Global Biotic Interactions: Orgi virus
• Global Biotic Interactions: Orgi virus

are parasitized by

• Global Biotic Interactions: Pediobius pseudotsugatae Peck 1985
• Global Biotic Interactions: Mesopolobus milleri (Crawford 1913)
• Global Biotic Interactions: Trichogramma platneri Nagarkatti 1975
• Global Biotic Interactions: Elachertus cidariae Ashmead 1898
• Global Biotic Interactions: Monodontomerus viridiscapus Gahan 1941

eat

• Global Biotic Interactions: Pseudotsuga menziesii (Mirb.) Franco (Douglas Fir)
• Global Biotic Interactions: Tsuga heterophylla (Raf.) Sarg. (western hemlock)
• Global Biotic Interactions: Pseudotsuga menziesii (Mirb.) Franco (Douglas Fir)
• Global Biotic Interactions: Abies concolor (Gordon) Lindl. ex Hildebr. (white fir)
• Global Biotic Interactions: Pseudotsuga menziesii (Mirb.) Franco (Douglas Fir)

have host

• Global Biotic Interactions: Abies concolor (Gordon) Lindl. ex Hildebr. (white fir)
• Global Biotic Interactions: Tsuga heterophylla (Raf.) Sarg. (western hemlock)
• Global Biotic Interactions: Pseudotsuga menziesii (Mirb.) Franco (Douglas Fir)
• Global Biotic Interactions: Picea pungens Engelm. (blue spruce)
• Global Biotic Interactions: Pinus ponderosa Douglas ex C. Lawson (ponderosa pine)

have pathogen

• Global Biotic Interactions: Cypovirus 4
• Global Biotic Interactions: Entomophaga maimaiga Humber, Shimazu & R. S. Soper 1988
• Global Biotic Interactions: Autographa californica NPV