Argyresthia oreasella

are host of

• Global Biotic Interactions: Elachertus cacoeciae Howard 1885

are parasitized by

• Global Biotic Interactions: Rhinolophus bat coronavirus HKU2

have host

• Global Biotic Interactions: Prunus virginiana L. (Cerisier de Virginie)
• Global Biotic Interactions: Malus sylvestris Mill. (pommier)
• Global Biotic Interactions: Amelanchier stolonifera Wiegand
• Global Biotic Interactions: Prunus pensylvanica L. fil. (arbre à petites merises)