Rabbitbrush stem gall moth
Common NameRabbitbrush stem gall moth
Scientific NameGnorimoschema ericameriae
FamilyGelechiidae
SubfamilyGelechiinae
Wingspan (mm)12
Wing Patterncryptic
Primary Colorsbrown, gray, tan
HabitatArid and semi-arid regions, deserts, grasslands, open woodlands
Geographic RangeWestern North America
Host PlantsRabbitbrush (Ericameria nauseosa)
Flight PeriodLate summer to fall
Conservation Statusleast-concern
Lifecycle NotesEggs are laid on rabbitbrush stems. The larva bores into the stem, inducing a spindle-shaped gall where it develops, pupates, and emerges as an adult.
Identification TipsThe most reliable identification is by the distinctive spindle-shaped gall on rabbitbrush stems. The adult moth is small and cryptically colored, requiring careful observation or rearing.
Description
A small, cryptically colored moth, typically mottled brown or gray, making it difficult to spot against its host plant.
