Growli

Pest identification

What's eating my kentucky wonder pole bean?

Mexican bean beetle (Epilachna varivestis)

Signs: Skeletonized leaves with only the upper epidermis remaining; larvae feed in groups on leaf undersides

Control: Hand-pick egg clusters and larvae, apply neem oil or spinosad, introduce Pediobius foveolatus parasitoid wasps

Japanese beetle (Popillia japonica)

Signs: Skeletonized leaves with intact veins; adults feed in groups on upper foliage

Control: Hand-pick adults in the morning into soapy water, apply pyrethrin, use milky spore on lawn grubs

Aphids (black bean aphid & others)

Signs: Sticky, curled growing tips; stunted pods; sooty mold

Control: Water blast, insecticidal soap, encourage hoverflies and ladybugs

Rabbits & deer

Signs: Clean-cut stems and browsed foliage, especially on young plants near garden edges

Control: Hardware cloth fencing 2–3 ft tall (rabbits) or 8 ft (deer), repellent sprays, or plant adjacent deterrent herbs

Keep kentucky wonder pole bean pest-free

Healthy plants resist pests best. Get the basics right:

Kentucky Wonder Pole Bean pests — FAQ

What is eating my kentucky wonder pole bean?

Kentucky Wonder pole beans are targeted by Mexican bean beetles, bean leaf beetles, aphids, and Japanese beetles. Slugs damage young seedlings. Rabbits and deer browse foliage. The Mexican bean beetle is the worst pest — larvae and adults skeletonize leaves from below, rapidly defoliating entire plants if not caught early.

How do I get rid of mexican bean beetle (epilachna varivestis) on kentucky wonder pole bean?

Skeletonized leaves with only the upper epidermis remaining; larvae feed in groups on leaf undersides Hand-pick egg clusters and larvae, apply neem oil or spinosad, introduce Pediobius foveolatus parasitoid wasps

How do I get rid of japanese beetle (popillia japonica) on kentucky wonder pole bean?

Skeletonized leaves with intact veins; adults feed in groups on upper foliage Hand-pick adults in the morning into soapy water, apply pyrethrin, use milky spore on lawn grubs

How do I get rid of aphids (black bean aphid & others) on kentucky wonder pole bean?

Sticky, curled growing tips; stunted pods; sooty mold Water blast, insecticidal soap, encourage hoverflies and ladybugs

How do I get rid of rabbits & deer on kentucky wonder pole bean?

Clean-cut stems and browsed foliage, especially on young plants near garden edges Hardware cloth fencing 2–3 ft tall (rabbits) or 8 ft (deer), repellent sprays, or plant adjacent deterrent herbs