Grey Aspen Bell
Common NameGrey Aspen Bell
Scientific NameEpinotia nisella
FamilyTortricidae
SubfamilyOlethreutinae
Wingspan (mm)15
Wing Patterncryptic
Primary Colorsgrey, black, white
HabitatAspen forests, poplar woodlands, willow thickets, mixed deciduous forests
Geographic RangeHolarctic: widespread across North America and Eurasia
Host PlantsPopulus tremuloides, Populus spp., Salix spp., Betula spp.
Flight PeriodJune to October
Flight Stylefluttering
Conservation Statusleast-concern
Lifecycle NotesLarvae are internal feeders, boring into buds, shoots, or catkins of host trees, or sometimes feeding on developing leaves. Pupation occurs in a cocoon, often in leaf litter or soil.
Identification TipsDistinguished by its variable but generally mottled grey and black forewing pattern, often with a darker costal blotch. The overall cryptic appearance and association with Populus and Salix host plants are key indicators.
Description
A small, cryptically patterned moth with forewings mottled in shades of grey, black, and white, providing excellent camouflage against tree bark or lichen.
