Dahlia: Western spotted cucumber beetle
categories: Bulbs Dahlia Dahlia Insects Ornamentals
revision date: 2022-09-01 07:53
Biology
The western spotted cucumber beetle is a pest of many ornamentals and vegetables. About 1⁄4″ long, the adult beetles have yellow wing covers with black spots. The rest of the body is black. Adults feed on leaves of plants, while the larvae feed on the roots of some plants.
Management Options
Use Integrated Pest Management (IPM) for successful plant problem management.
Non-chemical Management
Select non-chemical management options as your first choice!
- Pick and kill individual beetles.
Chemical Management
IMPORTANT: Visit Home and Garden Fact Sheets for more information on using pesticides.
None recommended.