Glassy-winged Sharpshooter

Pest: Glassy-winged sharpshooter (Homalodisca vitripennis)

Pest Type: Insect Pest

Major Identifying Features: Glassy-winged sharpshooter feed on xylem tissue of plants, adults are about 1/2 inch long, dark brown to black, clear wings with red veins, abdomen is white to yellow, head is brown to black and covered with ivory to yellow spots

Life Cycle: After laying eggs, females cover eggs with a chalky substance, eggs are in masses of about 10-12 under the lower leaf surface of young, fully developed leaves, two generations per year

Pest Rating: Moderate

Management Rating: Moderate

Host/Season/Outbreak Information: Habitats range from agricultural crops, to urban landscapes, to native woodlands, and riparian vegetation, hosts include woody plants, annual and perennial herbaceous plants, citrus, bird of paradise, eucalyptus, euonymus, crepe myrtle, pittosporum, sunflower, hibiscus, xylosma, cottonwood, etc.

Damage Information: Rarely causes significant plant damage, can make leaves and fruit appear whitewashed when dry, some plants may wilt, excrete can drop onto cars, can spread the disease-causing bacterium Xylella fastidiosa which causes Pierce’s disease of grapes, oleander leaf scorch, almond leaf scorch, and mulberry leaf scorch

Management Options: Insecticides may not be able to prevent Xylella, prevention and cultural control by keeping out the insects of new areas, biological control with wasps that are egg parasites

Sources:

http://www.ipm.ucanr.edu

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