Leave a board near the plants for the bugs to hide under, them stomp on the hiding bugs regularly. Resistant varieties include Table Queen, Royal Acorn, Early Golden Bush Scallop, Early Summer Crookneck, Early Prolific Straightneck and Improved Green Hubbard squash. A good way to prevent disease, besides stopping the cucumber beetle, is to select disease-resistant varieties. Normal gardening cleanup practices are a must. If you notice a diseased plant, pull it to keep the disease from spreading to healthy plants.
Diseases move quickly among vine crops, especially cucumbers, and speed up in wet weather.
Bush varieties typically require less space. Bush zucchini is an excellent choice. The surface of the melon begins to feel rough. The little piece of stem that attaches to the vine turns brown and dries up. In some varieties this change occurs about a week before the melon is ripe.