Buckeye Rot and Phytophthora Blight Avoid fields with a history of the disease, as well as poorly drained fields that are in close proximity to pepper or cucurbit plantings that have had problems with Phytophthora blight. Soil applications of Ridomil Gold EC, at 1 to 2 pt. per acre at planting with 1 or 2 additional applications of 1 pt. Foliar sprays of Ridomil Gold Bravo, at 2 pt. per acre, during periods of wet weather also may help control the disease. The pathogen overwinters as thick walled spores in the soil. Spores may survive indefinitely.
Water management is very important in avoiding serious losses.
There are no resistant varieties. Sclerotinia Stem Rot Use disease free transplants Avoid fields with a history of stem rot Apply Benlate Apply at 8 to 16 oz per acre. Begin applications when disease appears, and repeat at 7 to 14 day intervals. Do not use Benlate alone in a spray program. Use only in combination or in alternation with a non-benzimidazole fungicide.