Bob Mulrooney, Extension Plant Pathologist; bobmul@udel.edu Anthracnose Fruit Rot Strawberry anthracnose can be extremely destructive during warm, wet weather causing significant fruit rot. Symptoms of anthracnose include blackish-brown circular spots on maturing green fruit and soft, sunken (flat) circular lesions… Continue Reading
Gordon Johnson, Extension Vegetable & Fruit Specialist; gcjohn@udel.edu Strawberry harvest is underway in the region and a common observation, especially with the earliest berries, is that there is a significant amount of deformed or misshapen berries. The most common cause… Continue Reading
Bob Mulrooney, Extension Plant Pathologist; bobmul@udel.edu For control of the crown rot phase of phytophthora blight in pepper: Apply 1.0 pt Ridomil Gold 4SL/A or 1.0 qt Ultra Flourish 2E/A (mefenoxam, 4), or MetaStar (metalaxyl, 4) at 4.0 to 8.0… Continue Reading
Jerry Brust, IPM Vegetable Specialist, University of Maryland; jbrust@umd.edu I recently visited a grower that grows both tomatoes and bedding plants. The plants are grown in a high tunnel-like setting, i.e., with heat. The grower was having problems in his… Continue Reading
Bob Mulrooney, Extension Plant Pathologist; bobmul@udel.edu Valent USA just reported that brassica leafy vegetables, root and tuber vegetables, potatoes and carrots have been added to the Presidio label. The other good news is that the rotation interval for wheat has… Continue Reading
