Gordon Johnson, Extension Vegetable & Fruit Specialist; gcjohn@udel.edu Voles may cause extensive damage to fruit trees and orchards as a result of girdling seedlings and trees and damaging roots. Damage occurs primarily during winter when other types of food are… Continue Reading
Gordon Johnson, Extension Vegetable & Fruit Specialist; gcjohn@udel.edu This is the time of spring when we see the results from fire blight infections in pome fruits. In addition, warm weather with higher humidity and more frequent showers creates conditions that… Continue Reading
Gordon Johnson, Extension Vegetable & Fruit Specialist; gcjohn@udel.edu 2020 was a bad year for bacterial blossom blast in stone fruits. Blossom blast (and bacterial canker) is most common on Prunus species including cherries, apricots, peaches, nectarines, and plums. The disease… Continue Reading
David Owens, Extension Entomologist, owensd@udel.edu Between April 14 and 21, we captured our first San Jose Scale in an apple orchard near Bridgeville using pheromone traps but have not captured any since. Typically, male scales emerge around petal fall, and… Continue Reading
Gordon Johnson, Extension Vegetable & Fruit Specialist; gcjohn@udel.edu and Emmalea Ernest, Associate Scientist – Vegetable Crops; emmalea@udel.edu Freezing temperatures occurred throughout Delmarva over the last 10 days. Cold damage in fruits is a concern. Stone Fruits Most peach, nectarine, and… Continue Reading
