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freeze injury

Guess The Pest! Week 5 Answer: Radiation Frost

May 7, 2021kgyoung

David Owens, Extension Entomologist, owensd@udel.edu Mr. John Hockmuth logged a good guess for last week’s condition as anthracnose. There is an anthracnose that affects sycamore trees, especially in cool, wet years. Anthracnose can keep sycamores from leafing out and giving… Continue Reading →

General 29:7, blueberry, freeze injury, freeze protection, Guess the Pest!, peaches, strawberry

Freezing Temperatures and Fruit Bloom

April 2, 2021kgyoung

Gordon Johnson, Extension Vegetable & Fruit Specialist; gcjohn@udel.edu Freezing temperatures are expected the night of April 2 throughout Delmarva. Cold damage in fruits is a concern. Stone Fruits Many peach, nectarine, apricot, pluot and plum trees are in in pink… Continue Reading →

Fruit Crops freeze injury, peaches, plum, strawberry

Bacterial Blossom Blast and Canker in Stone Fruits

March 5, 2021Emmalea Garver Ernest

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 →

Fruit Crops 29:1, apple, cherry, freeze injury, peaches, pears, stone fruit

Frost Damage and Sooty Head Molds of Wheat

June 26, 2020ahoggard

Alyssa Koehler, Extension Field Crops Pathologist; akoehler@udel.edu As combining of wheat is coming underway, I have been in multiple fields with frost damage. Level of damage has varied greatly depending on what growth stage the wheat was in during the… Continue Reading →

Agronomic Crops 28:15, freeze injury, small grain

Reduced Seed Set in Peas

May 22, 2020Emmalea Garver Ernest

Gordon Johnson, Extension Vegetable & Fruit Specialist; gcjohn@udel.edu Pea development has been slowed this year and a number of fields have had cold injury. One issue that could be a concern is early pea fields with reduced seed set. This… Continue Reading →

Vegetable Crops 28:10, abiotic stress, freeze injury, peas, pollination

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