Eric Stafne, Mississippi State University
Green lacewing (Chrysoperla spp.) eggs, larva and adult. Egg photo by Whitney Cranshaw, Colorado State University, Bugwood.org.
Green lacewing adults are 1/2 inch long and have net-veined wings and golden eyes. They …
Symptoms Management Life Cycle More Info
Phil Mulder, Oklahoma State University
Adult grape phylloxera (Daktulosphaira vitifolia) is a tiny aphid-like insect with a yellow body. The aerial form is quite common, but …
Symptoms Management Life Cycle More Info
Phil Mulder, Oklahoma State University
The tiny (1/15-inch diameter) scale-like bumps that appear on the cane are evidence of last year’s problem. These bumps are pale yellow …
Elina Coneva, Auburn University
Green June beetle (Cotinis nitida Linnaeus), is a serious pest most commonly found in southern vineyards, …
Symptoms Management Life Cycle More Info
Phil Mulder, Oklahoma State University
The green June beetle (top) and Japanese beetle, two grape pests.
Green June beetles damage clusters by feeding on ripening berries. Beetles gain entry into undamaged fruit by …
Symptoms Management Life Cycle More Info
Lorraine Berkett & Morgan Cromwell, University of Vermont
Rose chafer (Macrodactylus subspinosus Fabricius) adults emerge at bloom and immediately attack grape blossoms …
Eric Stafne, Mississippi State University
Insect development is linked directly to external temperatures. Essentially, the warmer the temperature, the more rapidly insects develop. In contrast, cooler temperatures suppress …
Symptoms Management Life Cycle More Info
Phil Mulder, Oklahoma State University
Typically considered to be a secondary pest of grapes in most growing regions, climbing cutworm is a catch-all category for a number of …
Symptoms Management Life Cycle More Info
Phil Mulder, Oklahoma State University
The adult is a small moth with a wingspread of about 3/8 inch. The front wings are brown with a slight purplish sheen. The head is brown, and the …
Symptoms Management Life Cycle More Info
Phil Mulder, Oklahoma State University
Adult grape cane borer (Amphicerus bicaudatus).
Damage from the grape cane borer consists of …
