Azalea: Azalea bark scale categories: Azalea Azalea Insects Ornamentals Shrubs last review date: 2026-02-12 09:32 Azalea bark scale and sooty mold Photo by: A.L. Antonelli Biology The azalea bark scale is a soft scale resembling mealybugs. Red females cover themselves and their eggs with a white, waxy, protective coating. Cottony masses of the scales are […]
Azalea: Azalea lace bug categories: Azalea Azalea Insects Ornamentals Shrubs last review date: 2026-02-12 09:53 Azalea lace bug damage and tar spots on azalea Photo by: J. Glass Biology Azalea lace bug (Stephanitis pyrioides) is a relatively new insect pest in the Pacific Northwest. Unlike rhododendron lace bug (S. rhododendri), azalea lace bug attacks both […]
Azalea: Azalea leafminer categories: Azalea Azalea Insects Ornamentals Shrubs last review date: 2026-02-13 09:36 Azalea leafminer Photo by: A.L. Antonelli Biology The azalea leafminer is a small yellowish caterpillar that grows to about 1/8 to 1/4″ long. Young larvae mine leaves, leaving blister like blotches that later turn brown. Older larvae roll and skeletonize leaves. Damaged […]
Azalea: Obliquebanded leafroller categories: Azalea Azalea Insects Ornamentals Shrubs last review date: 2026-04-09 01:55 Azalea leafroller larval damage on flowers Photo by: A.L. Antonelli Biology Obliquebanded leafrollers are usually found on the new growth. Their presence can be determined by rolled leaves held in place with webbing. The smooth green caterpillars, about 3/4″ long, can […]
Azalea: Root weevils categories: Azalea Azalea Insects Ornamentals Shrubs last review date: 2026-02-13 11:35 Root weevil larval damage Photo by: A.L. Antonelli Biology Characteristic damage includes notching of leaf edges by adults and minor to severe root and bark damage by larvae. Azaleas generally have less severe leaf notching than rhododendrons but may be damaged […]
Azalea: Spider mites categories: Azalea Azalea Insects Ornamentals Shrubs last review date: 2026-04-09 01:56 Spider mite webbing Photo by: A.L. Antonelli Biology Spider mites cause mild to severe stippling (little specks or dots) on leaves. Usually yellowish or bronzish, stippling can, in severe cases, cause leaves to turn brown and drop. Fine webbing is often […]