David Owens, Extension Entomologist, owensd@udel.edu Last week’s dark corn splotch was the result of stink bug probing, looking for that developing ear. I’ve noticed a little bit more stink bug feeding on corn than last year, although I can’t say… Continue Reading
Gordon Johnson, Extension Vegetable & Fruit Specialist; gcjohn@udel.edu Leaf scald has been found in some sweet corn crops recently. Leaf scald is a physiological disorder similar to necrotic sunburn in fruits and vegetables. It occurs when leaf temperatures rise above… Continue Reading
David Owens, Extension Entomologist, owensd@udel.edu Congratulations to Mark Tappan and the many others who correctly identified the corn leaf damage as that caused by stink bugs! As mentioned last week and this week, North Carolina and Virginia entomologists have been… Continue Reading
Gordon Johnson, Extension Vegetable & Fruit Specialist; gcjohn@udel.edu Growers are reporting issues with stands and vigor in sweet corn fields in 2020, especially in early planted fields. There can be many causes for stand loss and weak seedlings: surface compaction… Continue Reading
Gordon Johnson, Extension Vegetable & Fruit Specialist; gcjohn@udel.edu and Emmalea Ernest, Associate Scientist, Vegetable Crops emmalea@udel.edu Heavy rains after planting, cold temperatures, wind damage, and sandblasting have caused stand reductions in some sweet corn plantings. When stands are reduced, vegetable… Continue Reading
