Pest Alert

The invasive glassy-winged sharpshooter (GWSS) insect has been found on grapevine shipments sold at select Costco locations in Northern California between April 21 and May 19, 2026 and desert willows sold at Costco locations between June 24 and July 3. If you or someone you know has recently purchased a grape plant or desert willow at Costco, please help limit the spread of the insect and the plant disease it carries by contacting your local County Agricultural Commissioner’s Office right away. See the California Department of Food and Agriculture GWSS web page for more information.

Plant Identification

Chilopsis is a deciduous tree or shrub that can grow up to 30 feet tall. Leaves are long and willow like. Trumpet-shaped flowers are produced in various colors including reddish purple, lavender, rose, pink, or white, often with purple and gold markings. Flowers attract hummingbirds. Older trees develop twisting trunks.

Optimum conditions for growth

Chilopsis is native to desert areas and does well in full sun with little or moderate amounts of water. Prune to maintain shape.

Pests and Disorders

Invertebrates

Plant Diseases

Environmental Disorders

Weeds and Other Unwanted Plants