Albuquerque Journal (Albuquerque, NM)

Scales on evergreen euonymus difficult to remove.(Homestyle)

Byline: Yard and Garden LYNN ELLEN DOXON For the Journal

Q: I was pruning some shrubs in my yard and noticed that they are full of scales. What can I do to discourage these little insects from living on my euonymus? Anna Victoria Reich, Albuquerque

A: If you can catch them in the crawling stage, when they are moving about, they are relatively easy to control.

The trouble is that this crawling stage comes only once a year, in the late winter. With the warm weather we had this last week, we may have missed it.

The scales drop off the plant and lay eggs in the material around the base of the plant. When the eggs hatch, on a warm day in late winter, they crawl back up onto the plant and attach themselves. If you can catch them when they are moving around, most insecticides will take care of them.

Be sure to read the label and see if it is intended for scale and euonymus.

When they are not moving around, which is most of the time, it is very difficult to kill them. The horticultural oils that control most scale tend to damage the leaves of the euonymus, leaving the plant looking as bad as if you had let the scale have their way. …

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