Pear: Aphids Categories: Pear Pear Insects Tree Fruits Last review date: 2026-09-29 06:57 Green peach aphid closeup Photo by: Unknown Biology Three aphids are commonly found infesting pear. All three species produce honeydew, a sweet, sticky material which attracts ants and that may become covered with a growth of dark sooty mold. Honeydew also causes […]
Pear: Apple-and-thorn skeletonizer Categories: Pear Pear Insects Tree Fruits Last review date: 2026-08-29 06:40 Apple-and-thorn skeletonizer caterpillar feeding on leaf Photo by: A.L. Antonelli Biology The adult of the apple-and-thorn skeletonizer is a small dark-brown or reddish-brown moth. It overwinters as a pupa or an adult, with the females laying eggs in the spring. The […]
Pear: Brown marmorated stink bug Categories: Pear Pear Insects Tree Fruits Last review date: 2026-09-29 06:57 Brown marmorated stink bug damage to pear fruit Photo by: Gerald Brust, Univ of Maryland Biology The brown marmorated stink bug (BMSB) is an introduced pest species from Asia that is spreading quickly across the United States. Nymphs and […]
Pear: Codling moth Categories: Pear Pear Insects Tree Fruits Last review date: 2026-09-28 06:57 Codling moth feeding inside apple core Photo by: J.F. Brunner Biology The brownish-gray wings of adult codling moths are marked with dark bands and a dark brown spot near the tip. Wingspan is up to 3/4″ across. Adult females lay eggs […]
Pear: Cutworms and armyworms Categories: Pear Pear Insects Tree Fruits Last review date: 2026-09-29 06:57 Climbing cutworm, dark brown and hairless Photo by: K. Grey Biology Cutworms and armyworms are the larvae of noctuid moths. These common moths are typically medium-sized with fairly dull coloration. The gray to tan caterpillars are hairless, nocturnal, and generally […]
Pear: Pear psylla Categories: Pear Pear Insects Tree Fruits Last review date: 2026-09-29 06:57 Pear psylla adult Photo by: E.C. Burts Biology The brownish-gray adult pear psylla is about 1⁄10″ long, with clear wings held roof-like over the body. The wings may have a smoky gray spot halfway along the inner margin. The red-eyed nymphs […]
Pear: Pear slug (pear sawfly) Categories: Pear Pear Insects Tree Fruits Last review date: 2025-09-13 02:34 Pear slug and damaged leaf from feeding Photo by: R.D. Akre Biology The pear sawfly is also known as the pear slug (or ‘cherry slug,’ when on cherry) because of its resemblance to a small, dark slug. These insects […]
Pear: Pearleaf blister mite Categories: Pear Pear Insects Tree Fruits Last review date: 2025-12-03 10:06 Pearleaf blister mite damage Photo by: C.R. Foss Biology Pearleaf blister mites are tiny, white to yellowish eriophyid mites that feed on leaves and fruit. Damage on leaves is caused by mites feeding inside the leaf tissues, resulting in the […]
Pear: San Jose scale Categories: Pear Pear Insects Tree Fruits Last review date: 2025-09-13 02:36 San Jose scale closeup Photo by: K. Grey Biology San Jose scale is an armored (hard) scale found on many deciduous trees and shrubs including apple, cherry, elm, maple, poplar, and willow. The scale insects are about 1⁄16″ in diameter. […]
Pear: Spider mites Categories: Pear Pear Insects Tree Fruits Last review date: 2025-09-13 02:37 Spider mites under microscope Photo by: L.K. Tanigoshi Biology Several species of spider mites may be found on pear leaves, including the two-spotted and McDaniel spider mites and the European red mite. They may be various colors including yellow, greenish, brown, […]