The striped cucumber beetles eat the leaves, flowers, stems and fruit and damage the plants. These beetles may also help causing bacterial wilt.

While the spotted cucumber beetle is another pest that can damage the cucumber plant.

Aphids are always a nuisance for any vegetable plant, but they are easily managed. Squash bugs may also attack the cucumber plants, especially the seedlings.

Powdery mildew is also a common problem for growing cucumbers. It’s a fungal disease and it causes powdery white spots.