Begin watching your earliest planted fields for European corn borer. Since most corn planting was delayed, the earliest planted fields will be very attractive to egg laying. Small true armyworms have been found in the earliest planted fields. A pyrethroid will provide effective control. Vegetable Crop Diseases - Bob Mulrooney, Extension Plant Pathologist.
Conditions continue to be unfavorable for late blight development.
With some of the earliest fields approaching bloom, growers are reminded to make applications of Ridomil Gold MZ if pink rot and Pythium leak have been a problem in the past. Two applications are recommended, the first when tubers are nickel-sized or at flowering, then repeated two weeks later. A protectant fungicide application is suggested between those two sprays. Cucumber and Cantaloupe . To prevent bacterial wilt continue to make insecticide applications until flowering to control cucumber beetles that transmit the bacteria that plug the water conducting tissues.