Small pine looper
British Columbia, Newfoundland, Ontario, Quebec
Damage, symptoms and biologyEupithecia palpata is a relatively uncommon innocuous solitary defoliator.
Mature larva up to 20 mm long. Head, unmarked reddish orange. Body, elongate; dorsum rusty brown with dark middorsal stripe; yellow stripe along lateral flange.
This species overwinters in the pupal stage. Adults emerge from June to late July, larvae are present from June to late September, and pupation occurs from September to October.
Canadian Forest Service Publications
Diet and feeding behaviour
: Feeds on the leaves of plants.
- Free-living defoliator: Feeds on and moves about freely on foliage.
Information on host(s)
The principal hosts of Eupithecia palpata are lodgepole pine and Douglas-fir; other hosts include Engelmann spruce, white spruce, western hemlock, subalpine fir, amabilis fir, grand fir and ponderosa pine.
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