How to Manage Pests

Pests in Gardens and Landscapes

Seasonal development and life cycle—Potato tuberworm

Eggs are laid on tubers, foliage, plant debris, or soil. Moths will crawl through soil cracks to lay eggs on tubers beneath the soil. Worms tunnel into fruit or stalks or leaves.

Tuberworm larva
Tuberworm larva
Adult tuberworm
Adult tuberworm
Damage to leaves
Damage to leaves
Damage to potatoes
Damage to potatoes

Statewide IPM Program, Agriculture and Natural Resources, University of California
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