Vineyard Pests

Vineyard Pest Photos

and information contained below was obtained with permission from the Michigan State University Extension office. To see
the entire list, photos, and detailed pest information please visit the MSUE web site at: grapes.msu.edu/id.htm.

Beneficial Insects

Ladybeetle
Adults & larvae are both predators, eating soft-bodied small
insects.

Ground Beetle - Eat insects and weed seeds.

Damsel Bug
Stout beaks & large front legs for grasping prey.

Lacewig - Green

Lacewig - Brown
Green or brown in color - feeds on nectar, pollen & aphid
honey-dew. Larvae are active predators of softbodied insects.

Assassin Bug
Medium to large predatory bugs with color range from
brown to green.

Destructive Insects

Hornworm - Green

Hornworm - Brown
Leaf pests - growing up to 5 inches. Make good fish food.

Grape Berry Moth
Fruit pests that winter over as pupa in leaf litter.

Adult Grape Rootworm
Root pests - adults lay eggs on vine trunks. Larvae crawl to
roots remaining there for 1-2 years then eat small roots and
bore into larger ones.

Adult Grape Root Borer
Root pests lay up to 300 eggs. Larvae crawl to roots feeding
for 2 years or longer reducing wine vigor or killing the vine.

Vineyard
Pests

Hornworm (green) - see brown version below.

proof that God loves
us and loves to see us
happy!" -
Benjamin Franklin

"Beer is made by men,
wine by God!" -
Martin Luther

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