By Mary H. Dyer, Master Naturalist and Master Gardener What is bark scale on crepe myrtles? Crape myrtle bark scale is a relatively recent pest that is affecting crepe myrtle trees in a growing area across the southeastern United States. According to Texas AgriLife Extension, this harmful pest is newly introduced from the Far East. White Scale on Crepe Myrtles Adult white scale is a tiny grey or whitish pest easily identified by its waxy, crust-like covering. It can appear anywhere, but is often seen on branch crotches or near pruning wounds. If you look closely under the waxy covering, you may notice clusters of pink eggs or tiny nymphs, which are known as “crawlers.” Female pests exude a pinkish liquid when crushed. How to Treat Crepe Myrtle Bark Scale Crepe myrtle bark scale treatment may require several different techniques, and management of the pest requires persistence. Scrub the pests
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