Timing for Spring Planted Vegetables in the Field

Gordon Johnson, Extension Vegetable & Fruit Specialist; gcjohn@udel.edu Pea planting has progressed significantly this week and potato planting is well underway. Timing of spring-planted vegetables will depend on soil conditions, soil temperatures, and long-term weather forecasts. We currently are in… Continue Reading

Calcium and Boron Deficiencies in Brassica Crops

Gordon Johnson, Extension Vegetable & Fruit Specialist; gcjohn@udel.edu Calcium Deficiency Calcium deficiency is most commonly seen as tipburn of cauliflower, cabbage, and Brussels sprouts. Chinese cabbage (Napa cabbage) is also susceptible to tipburn. This problem can cause severe economic losses.… Continue Reading

Controlling Worm Pests in Cole Crops

David Owens, Extension Entomologist; owensd@udel.edu Diamond back moth numbers have been elevated this season. Larvae are small, smooth, green, often hold their anal prolegs out in a V-shape and wiggle violently when disturbed. Imported cabbageworm on the other hand is… Continue Reading

Harvest and Post-Harvest Handling for Fall Vegetables – Leafy and Heading Crops

Gordon Johnson, Extension Vegetable & Fruit Specialist; gcjohn@udel.edu Fall vegetable harvest will begin soon. For best quality and longevity of leafy and heading crops in the fall, it is important to reduce respiration and water loss from crops immediately after… Continue Reading

Prepare Now for Late Summer and Fall Harvests

Gordon Johnson, Extension Vegetable & Fruit Specialist; gcjohn@udel.edu Plantings for late summer and fall harvested vegetables will be underway in the next few weeks. Timing these plantings can be a challenge, especially where multiple harvests are needed. Plantings from early… Continue Reading