Japanese Beetle (2026)
Roses, grapes, beans, basil, lawns
Quick answer: Japanese Beetle attacks roses, grapes, beans, basil, lawns. Start with the organic/IPM steps below; use the chemical option only if damage escalates, and always follow the product label. Row covers early season; avoid trapping lures that attract more.
Your Japanese Beetle IPM card
Select your state to see whether this pest is common there, then print.
Japanese Beetle in Alabama: Listed among the most-reported pests in your state — watch for it.
Japanese Beetle
Targets
Roses, grapes, beans, basil, lawns
Signs
Metallic green-bronze beetles skeletonizing leaves; grubs in turf.
Organic / IPM first
Hand-pick into soapy water; milky spore and beneficial nematodes for grubs; neem.
Chemical option (follow label)
Carbaryl or imidacloprid (follow label); treat grubs in late summer.
Prevention
Row covers early season; avoid trapping lures that attract more.
Japanese Beetle by host plant
Host-specific signs and control — see the full pest × host reference.
More pests
Treatments follow integrated pest management (IPM): identify first, least-toxic fix second. Product specifics and labels vary by state — confirm with your county extension.