Gordon Johnson, Extension Vegetable & Fruit Specialist; gcjohn@udel.edu Vineyard managers should take care to control birds at this time when sugar contents are peaking in grapes, making them a highly desirable food source. Netting is probably the most effective control… Continue Reading
David Owens, Extension Entomologist, owensd@udel.edu Grapes Japanese beetles have begun emerging this week. Scout vineyard edges for beetle congregations. Wisconsin entomologists recommend using a 30% defoliation threshold before using an insecticide but note that other fruit crops may be more… Continue Reading
Gordon Johnson, Extension Vegetable & Fruit Specialist; gcjohn@udel.edu Cherries, blueberries and some grape varieties are susceptible to bird damage. Cherry season is over for this year; however, blueberry harvest is under way and grapes will be harvested later this summer.… Continue Reading
Gordon Johnson, Extension Vegetable & Fruit Specialist; gcjohn@udel.edu and Emmalea Ernest, Associate Scientist – Vegetable Crops; emmalea@udel.edu As the climate is expected to become wetter with more extreme rainfall events, losses of fruit crops to excess rain will become more… Continue Reading
Mark VanGessel, Extension Weed Specialist; mjv@udel.edu I noticed some grapes have started to leaf out, and flower buds are exposed. This prompts me to remind everyone who is spraying 2,4-D or dicamba to be mindful of your neighbors and adjacent… Continue Reading
