Ornamental Cherry: Aphids Categories: Ornamental Cherry Ornamental Cherry Insects Ornamental trees Ornamentals Last review date: 2026-09-29 06:57 Last edit date: Curled, distorted leaves from black cherry aphid feeding Photo by: A.L. Antonelli Biology Several aphids attack flowering cherries, including the black cherry aphid. Black cherry aphids are small black insects which typically feed on the […]
Ornamental Cherry: Apple-and-thorn skeletonizer Categories: Ornamental Cherry Ornamental Cherry Insects Ornamental trees Ornamentals Last review date: 2026-08-29 06:40 Last edit date: Apple-and-thorn skeletonizer caterpillar feeding on leaf Photo by: A.L. Antonelli Biology The apple-and-thorn skeletonizer is a yellow-green caterpillar with small black spots. As a young caterpillar it feeds on the underside of leaves. More […]
Ornamental Cherry: Cherry bark tortrix Categories: Ornamental Cherry Ornamental Cherry Insects Ornamental trees Ornamentals Last review date: 2025-06-30 10:22 Last edit date: Cherry bark tortrix Photo by: T.A. Murray Biology The cherry bark tortrix (CBT) is a pest of most woody ornamental trees and shrubs in the family Rosaceae. CBT attacks Prunus (cherry, plum and […]
Ornamental Cherry: Pear slug Categories: Ornamental Cherry Ornamental Cherry Insects Ornamental trees Ornamentals Last review date: 2026-09-29 06:57 Last edit date: Pear slug and damaged leaf from feeding Photo by: R.D. Akre Biology Pear slugs, or pear sawflies, are insect larvae which resemble a small greenish or black slug. They are typically 1/4″ to 1/2″ […]
Ornamental Cherry: Redhumped caterpillar Categories: Ornamental Cherry Ornamental Cherry Insects Ornamental trees Ornamentals Last review date: 2026-09-29 06:57 Last edit date: Redhumped caterpillars Photo by: A.L. Antonelli Biology The redhumped caterpillar is the larvae of a 1″ gray-brown moth. The mature larvae are yellow with a red head and hump, and have orange, black, and […]
Ornamental Cherry: Scales Categories: Ornamental Cherry Ornamental Cherry Insects Ornamental trees Ornamentals Last review date: 2026-09-29 06:57 Last edit date: Lecanium scales on twig Photo by: R.S. Byther Biology Various species of scales can attack flowering cherry trees, among them the San Jose scale, a serious pest of fruit trees. Depending on species, scales may […]
Ornamental Cherry: Shothole borer Categories: Ornamental Cherry Ornamental Cherry Insects Ornamental trees Ornamentals Last review date: 2025-06-30 10:29 Last edit date: Shothole borer infestation holes Photo by: A.L. Antonelli Biology Shothole borer larvae feed between the bark and the wood on the limbs and trunks of cherry trees. The white larvae (bark beetles) are about […]
Ornamental Cherry: Spider mites Categories: Ornamental Cherry Ornamental Cherry Insects Ornamental trees Ornamentals Last review date: 2025-06-30 10:30 Last edit date: Spider mites under microscope Photo by: L.K. Tanigoshi Biology Spider mites are tiny, eight-legged, and yellowish to brown in color. Their feeding causes mild to severe stippling (little specks or dots) on leaves. Usually […]
Ornamental Cherry: Tent caterpillars Categories: Ornamental Cherry Ornamental Cherry Insects Ornamental trees Ornamentals Last review date: 2026-09-29 06:57 Last edit date: Tent caterpillars and webbing Photo by: R.S. Byther Biology Two species of tent caterpillar are common in Washington. The forest tent caterpillar is about 2″ long at maturity and has a bluish body with […]