“How to Manage Pests.” UC IPM Online, /PMG/GARDEN/VEGES/PESTS/harlequinbug.html. “Harlequin Bug.” Harlequin Bug – Murgantia Histrionica (Hahn), 1998, /creatures/veg/leaf/harlequin_bug.HTM. Read and follow the label for proper use and control. Harlequin bugs can be controlled chemically with the following: acetamiprid, carbaryl, cyfluthrin, gamma-cyhalothrin, and pyrethrins. Physical removal of host plants, eggs, and living insects can reduce the pest population without the need of insecticides these methods work best on smaller operations than larger one. If you live outside of Texas, contact your local extension for management options. Nymphs are similar to adults but smaller and with a more rounded shape. The Harlequin bug is black with orange, yellow and red markings. Their colors range from dark brown, tan, to green. Management If you live in the State of Texas, contact your local county agent or entomologist for management information. Iden4fying Harlequin Bugs and S4nk Bugs Adult s5nk bugs are about half an inch long and shield-shaped. Harlequin bug nymphs (left) and an adult (right) The whole process from egg to adult can take between 50 to 80 days.Įggs: Note their unique barrel shape and striped pattern Nymphs feed for 4 to 9 weeks going through 5 to 6 instars. Depending on the temperature, eggs will hatch in 4 to 29 days. The eggs are easily distinguished by their black and white hoop pattern. Life CycleĪ mature female will lay about 12 barrel shaped eggs in a cluster. They are also secondary pest of various fruit and vegetable crops such as beans, cantaloupe, onion, raspberry, pare, tomato, among others. They prefer plants in the family Brassicae, which includes mustards and crucifers such as cabbage, mustard, greens and radish. Harlequin bugs are a pest of many vegetables. Harlequin bugs can be found in Southern United States, ranging from the Atlantic to the Pacific coasts. Known for their orange and black and red and black patterns the Harlequin Bug is a common pest of many vegetables. Photo by Pat PorterArticle author: Most recently reviewed by: Janet Hurley (2020) Common Name(s): Harlequin Bug Description
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