Striped yellow and black beetle adults and brick-red larvae feed on the leaves and vines of plants and devour so much that the plant will die. The female could lay as many as 500 eggs in the course of 4-5 weeks.
Adults die after eggs have been deposited.
Snap beans, Marigold, Garlic, Onions, Flax, Catnip, Coriander, Nasturtiums, Tansy and especially Horseradish. Hand pick and drop in a bucket with soapy water. When using pesticides always read the entire label on the container and follow the directions.