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greater black spruce bark aphid (Cinara piceae) Identification, biology, distribution, host plants, natural enemies, damage caused. Creative commons images.
- Cinara pruinosa|Read More
The picture below on the left shows a Cinara pruinosa (the...
- Cinara Costata
Mealy Spruce Aphid (Cinara costata) Identification, biology,...
- Cinara pruinosa|Read More
The picture below on the left shows a Cinara pruinosa (the aphid with the prominent black siphuncular cones) with a Cinara piceicola ovipara (with pericaudal wax ring) and two apterae, on spruce in October.
Mealy Spruce Aphid (Cinara costata) Identification, biology, distribution, host plants, natural enemies, damage caused. Creative commons images.
Damage: Cinara aphids, while not as destructive as some other pest species, can still cause notable damage to coniferous trees. They feed on the sap of these trees, piercing the tree’s tissues with their sharp mouthparts to access the nutrients.
5 dni temu · When inspecting your spruce, look for specific signs: Aphids: Curled leaves and the presence of ants are telltale signs. Mealybugs: Cotton-like clusters and a sticky film on leaves indicate their presence. By familiarizing yourself with these visual cues, you can quickly identify and address pest issues before they escalate.
Cinara pilicornis, the spruce shoot aphid or brown spruce shoot aphid, is an aphid species in the genus Cinara found on Norway spruce (Picea abies) and Sitka spruce (Picea sitchensis). It is a quite large aphid species with a plump, dull brown body. It seems to have little effect on the tree.
This publication covers the important aphid and adelgid pests of conifers in Oregon, excluding those that primarily feed on the roots of their host. Conifers are plants that bear cones as reproductive structures. Examples are pine, fir, spruce, hemlock, Douglas-fir, and cedar.
