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Birch (Betula)-Birch leafminer Fenusa pusilla See: Common Pests of Nursery Crops Pest description and crop damage Adult insect is a small (0.125 to 0.375 inch) black sawfly. Mature larvae are flattened and may be up to 0.5 inch long. The larvae emerge and ...

Birch (Betula)-Bronze birch borer Agrilus anxius Pest description and crop damage Adult is an olive-brown beetle with a blunt head and a tapering body about 0.5 inch long. Larvae are flatheaded borers. They grow to about 1 inch long and are creamy to whit ...

Birch (Betula)-Oystershell scale Lepidosaphes ulmi See: Common Pests of Nursery Crops Pest description and crop damage The mature scale is approximately 0.125 inch long, hard-shelled, brownish or gray, and usually elongated like an oyster or mussel shell. ...

Boxwood (Buxus)-Boxwood leafminer Monarthropalpus buxi See: Common Pests of Nursery Crops Pest description and crop damage The adult is a small (0.1 inch) orange to yellow fly which emerges in early May. The larval stage of the boxwood leafminer is a smal ...

Boxwood (Buxus)-Boxwood psyllid Psylla buxi Pest description and crop damage The greenish, aphid-like adult psyllids are about 0.125 inch long. The adults jump, and can even bite, although this is not serious. The immature psyllids (nymphs) are covered wi ...

Boxwood (Buxus)-Boxwood spider mite Eurytetranychus buxi See: Common Pests of Nursery Crops Pest description and crop damage The adult is a small greenish to brown mite. Their feeding causes small whitish, yellowish, or bronze streaks that look like pin s ...

Boxwood (Buxus)-Scale Dynaspidiotus britannicus Pest description and damage This scale insect's covering is a small (0.0125 inch) oval shell, light brown to tan in color. The adult female is lemon yellow. Scale feeding can cause the upper surface of ...

Camellia (Camellia)-Black citrus aphid Toxoptera aurantii See: Common Pests of Nursery Crops Pest description and crop damage Small black aphid on new growth or on winter buds. Infestations may be severe in any season and are often a problem on plants gro ...

Camellia (Camellia)-Brown soft scale Coccus hesperidum See: Common Pests of Nursery Crops Pest description and crop damage Brown soft scale are yellowish to dark brown insects (adults are usually darker). They are found mainly on twigs, although young sca ...

Camellia (Camellia)-Cottony camellia scale Pulvinaria floccifera See: Common Pests of Nursery Crops Pest description and crop damage The cottony camellia scale is a flat, brownish or yellowish insect. Crawlers (young scale) feed on the underside of leaves ...