Apple & Pear: Insect Identification Guide
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Image:
Title: WESTERN FLOWER/CHERRY THRIPS
Description:
LATIN NAME:
Frankliniella occidentalis (Pergande)
LIFE CYCLE:
Overwinter in the soil as adults that become active when blossoms emerge. Several generations are produced per year.
MONITORING:
A limb tap sample at full bloom will indicate the presence of thrips. Blue or yellow sticky traps can be used to monitor adults.
HOSTS:
Apple, herbaceous plants, shrubs and trees.
COMMENTS:
Young thrips resemble adults in shape but are yellow in colour and wingless. Adult males are pale yellow in colour; females vary from pale yellow to dark brown and are larger than males.
BODY LENGTH:
Adult - 1.2 mm; Mature nymph- 1.0 mm.