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Pests Monitored with the Dormant Spur Sample

Names link to more information on identification and management.

Click on photos to enlarge
Black caps of San Jose scale, Diaspidiotus perniciosus.
San Jose scale nymphs
Identification tip: The four round, dark scales in the center are the black cap stage, the most common overwintering form. The earlier white cap stage is to left.
Eggs of European red mite.
European red mite eggs
Identification tip: Masses of eggs may be laid together.
Eggs of European red mite eggs, stipe
European red mite eggs
Identification tip: Eggs are slightly flattened, red, and some have a long spinlelike projection called a stipe at the top that can be seen with a hand lens.
Brown mite adults and eggs.
Brown mite eggs
Identification tip: Brown mite eggs (shown here with adults) look like those of European red mite, but lack the stipe.
European fruit lecanium nymphs.
European fruit lecanium
Identification tip: Look for legless, immobile, yellow insects on twigs. Older nymphs may have brown markings and a distinct center ridge.

Statewide IPM Program, Agriculture and Natural Resources, University of California
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Agriculture and Natural Resources, University of California

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