UC IPM Online UC ANR home page UC IPM home page

UC IPM Home

SKIP navigation

 

Pear

Pests and Their Damage at Postharvest

On this page
  • Pear psylla
  • Twospotted spider mite
  • Pear rust mite
  • Pearleaf blister mite
  • Pear slug
  • Codling moth
  • European red mite
  • Pear scab

Names link to more information on identification and management.

Click on photos to enlarge
Pear psylla eggs
Pear psylla eggs
Identification tip: Tiny, elongated, yellowish eggs, laid on or near fruit spurs or on underside of leaf next to midrib.
Pear psylla nymphs
Pear psylla nymph
Identification tip: Nymphs yellow bodied and encased in honeydew.
Twospotted spider mite
Twospotted spider mite adult
Identification tip: Greenish to yellow globe-shaped bodies with conspicuous dark spots.
Pear rust mite
Pear rust mite
Identification tip: Tiny, tan, wedge-shaped bodies, with the wider end at the head.
Pearleaf blister mite
Pearleaf blister mite
Identification tip: Tiny with white, long, slender, and striated body; located inside leaf blister. Immature forms resemble adults but smaller.
Pearleaf blister mite damage
Pearleaf blister mite damage
Identification tip: Leaf blisters 1/8 to 1/4 inch across, first red and later black.
Pear slug (pear sawfly)
Pear slug larva
Identification tip: Sluglike larva with blackish slimy coating.

Codling moth damage
Codling moth damage
Identification tip:  Two types of damage: stings—larva bores short distance into flesh; deep entries—larva bores to core and feeds in seed cavity.

European red mite
European red mite adult
Identification tip: Dark red with white spots at the base of 6 to 8 hairs on back.

Pear scab on leaves
Pear scab
Identification tip: Velvety, dark olive-to-black spots on leaves. (Later, leaf puckers, twists and eventually tears.)



Statewide IPM Program, Agriculture and Natural Resources, University of California
All contents copyright © 2014 The Regents of the University of California. All rights reserved.

For noncommercial purposes only, any Web site may link directly to this page. FOR ALL OTHER USES or more information, read Legal Notices. Unfortunately, we cannot provide individual solutions to specific pest problems. See our Home page, or in the U.S., contact your local Cooperative Extension office for assistance.

Agriculture and Natural Resources, University of California

Accessibility   /PMG/C603/m603pppests.html revised: January 8, 2014. Contact webmaster.