The imported cabbageworm [Pieris rapae (L.) (Lepidoptera: Pieridae)], also known as the cabbage white butterfly, is an important specialized pest on cruciferous plants (Brassicales: Brassicaceae) worldwide. In 2006 and 2014, aggregations of cabbage white butterflies were observed on a patch of flowering blue vervain [Verbena hastate (L.) (Lamiales: Verbenaceae)] plants on Zion Hope Road, near the Belflower Research Farm in Tift Co., GA. Blue vervain is a native wildflower commonly found along the roadside throughout the United States and blooms in mid- to late summer (Kirk and Belt 2010, Plant fact sheet for blue vervain (Verbena hastata). USDA-Natural Resources Conservation Service, Norman A. Berg National Plant Materials Center, Beltsville, MD, 2 pp.). Blue vervain is not a known host plant for the cabbage white butterfly.

Because blue vervain is a native plant species, and cabbage white butterfly is an invasive pest species, the unique attractiveness...

You do not currently have access to this content.