Woolly apple aphid overwinters in protected areas.
Look for woolly apple aphid in cracks and crevices such as pruning cuts or other wounds.
Green peach aphid is one of the many common aphid species on fruit trees in the spring.
Codling moth larvae usually enter fruit that touches; thinning can help.
Blister mite damage on apples starts out as green bumps and they change to brown by early July.
The end of a cane that pulled up easily shows some borer feeding.
A raspberry plant that was dug up, exposing the larva feeding in the upper roots.
One way to determine crown rot is to scrape the bark and look for cinnamon-colored (dead) cambium at the crown.
A cherry tree that died suddenly may have been killed by crown rot.
Coryneum blight infections that became worse after harvest.
Clean up unharvested fruit to prevent a buildup of cherry fruit fly. (Image by Macahl Evans)