Other Common Names
Cabbage Harlequin, Calico Bug, Fire Bug, Terrapin Back (1)
Synonyms and other taxonomic changes
Orig. Comb: Strachia histrionica Hahn 1834
Brightly patterned, distinctive; the amount of black varies considerably.
Native to Mexico and C. America, invasive in our area (first detected in TX, 1864) and now widely established across the US (ME-SD to FL-CA) bur rarely found north of PA-CO (4)(3)
; the northern limits of the established range fluctuate markedly depending on winter severity; migrates northward during spring and summer (3)
mostly: Apr-Oct (BG data)
hosts: primarily Brassicaceae (horseradish, cabbage, cauliflower, collards, mustard, Brussels sprouts, turnip, kohlrabi, radish); may also attack tomato, potato, eggplant, okra, bean, asparagus, beet, weeds, fruit trees and field crops [Cite:185010]
Eggs look like white barrels with two black hoops around; adults overwinter. The life cycle takes 50-80 days. [Cite:185010]
Paddock, F.B. 1915. The harlequin cabbage-bug. Texas Agricultural Experiment Station, Bulletin no. 179: 9 pp.
Paddock, F.B. 1918. Studies on the harlequin bug. Texas Agricultural Experiment Station, Bulletin no. 227: 65 pp.
Walsh, B.J. 1866. The Texas cabbage bug. Pract. Entomol. 1: 110.