Pyracantha Archives
Insects and diseases that can affect Pyracantha (Pyracantha).
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Apple Scab
Apple scab is Pennsylvania's most important apple disease, attacking wild and cultivated apple and crabapple.
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Fire Blight
Fire blight is a disease caused by the bacterium Erwinia amylovora. Twigs, branches, and leaders on trees and shrubs wilt…
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Hawthorn Lace Bug
Lace bugs are common pests of a variety of ornamental trees and shrubs.
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Japanese Maple Scale
The Japanese maple scale is a recently detected pest of a wide range of woody host plants in Pennsylvania.
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Lecanium Scale
The European fruit lecanium is a key soft scale insect pest of shade trees and other woody ornamental plants in…
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Southern Red Mite
The female adult is about 0.38 mm long and resembles a small spider.