Syndemis afflictana Walker
Damage, symptoms and biologySyndemis afflictana is a common innocuous solitary defoliator.
Mature larva up to 20 mm long. Head, green unmarked. Body, yellowish green with yellowish subdorsal stripe and prominent cream coloured spiracular stripe.
Overwinters as a penultimate to mature larva. Larvae present from May to early June. Pupation occurs in early June and adults from fly mid-to late June. Larvae are present again from late July 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 host of Syndemis afflictana is Douglas-fir; other hosts include subalpine fir and balsam fir.
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