
Harlequin Bug Active in August
The harlequin bug, Margantia histrionica, is actively damaging cleome, snapdragon, and ornamental cabbage and kale in nurseries and landscapes. They cause white spotting of the foliage that turns brown.
Control: Insecticidal soap, neem products, Orthene (acephate), synthetic pyrethroids
Information from the Greenhouse TPM/IPM Weekly Report from the University of Maryland Cooperative Extension.
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