Tomato Hornworm on Potato: Signs & Control
Tomato Hornworm is a common pest of potato. Here's how to spot the damage and stop it organically-first.
Signs to look for on Potato
Defoliation; frass pellets; large caterpillar on stems.
How to control it (organic-first)
Hand-pick; BT; rotate nightshade crops.
More on Tomato Hornworm: Large green caterpillars; stripped leaves and black droppings. Prevention: Till soil in fall to expose pupae; attract braconid wasps.
Tomato Hornworm on other plants
ZoneFig pest guidance reflects common extension-service recommendations. Always confirm the pest before treating and follow any product label. Verify locally.