Gordon Johnson, Extension Vegetable & Fruit Specialist;gcjohn@udel.edu The following are latest planting dates for unprotected culture of vegetable crops on Delmarva: For cucumbers (pickles and slicers), the latest planting date for Delmarva should be August 7. Experience has shown that… Continue Reading
Gordon Johnson, Extension Vegetable & Fruit Specialist; gcjohn@udel.edu Late plantings of summer vegetables will go in the field in July and early August. Cool season crops will also be planted at this time for fall harvest. The following are some… Continue Reading
Gordon Johnson, Extension Vegetable & Fruit Specialist; gcjohn@udel.edu Long time growers of cole crops know that the micronutrient boron is critical for production. However, newer growers may be unaware of these requirements. Boron is also subject to leaching with rainfall,… Continue Reading
Bob Mulrooney, Extension Plant Pathologist; bobmul@udel.edu Symptoms of downy mildew include purple to yellowish- brown spots on upper leaf surfaces. A grayish-white spore mass will develop and cover the underside of leaves under ideal temperatures (night temperatures of 46 –… Continue Reading
Gordon Johnson, Extension Vegetable & Fruit Specialist; gcjohn@udel.edu Plantings for fall harvested vegetables are underway. Timing these plantings can be a challenge, especially where multiple harvests are needed. Plantings from mid-July through the end of August may be made, with… Continue Reading
