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Friday, May 14, 2010

Azalea Lacebug

The azalea lace bug (Stephanitis pyrioides) is one of the most damaging pests of evergreen azaleas. They overwinter as eggs in azalea leaves and begin hatching around now. Control is best targeted early in the season when nymphs are present for two reasons. First, nymphs are easier to kill than adults and if you kill nymphs before they mature and lay eggs you have a better chance of clearing up the infestation. Second, the longer azalea lace bugs are on your plant the more damage they do. On evergreen azaleas this damage sticks around for a long time so plants may be permanently damaged. So scout your azaleas and get those lace bugs cleared up before damage occurs. For more information and control options for lace bugs, consult Ornamentals and Turf Insect Information Note No. 39 available on the Internet at http://www.ces.ncsu.edu/depts/ent/notes/O&T/shrubs/ort039e/ort039e.htm.

From: Steve Frank, Extension Entomologist