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peaches

Split Pits in Peaches and Nectarines

June 25, 2021kgyoung

Gordon Johnson, Extension Vegetable & Fruit Specialist; gcjohn@udel.edu Split pit in peaches and nectarines is a physiological disorder that refers to the opening of the pit at the stem end of the fruit. This split becomes evident in the third… Continue Reading →

Fruit Crops 29:14, nectarine, peaches, physiological disorders

Bacterial Diseases in Tree Fruits

June 4, 2021kgyoung

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 →

Fruit Crops 29:11, apple, fire blight, peaches, pears, plum, tree fruit

Alternate Bearing in Fruits

May 21, 2021kgyoung

Gordon Johnson, Extension Vegetable & Fruit Specialist; gcjohn@udel.edu Biennial or alternate bearing refers to the tendency of perennial fruits to put on a heavy crop one year and then little or no fruit the second year. This is most common… Continue Reading →

Fruit Crops 29:9, apple, nectarine, peaches, tree fruit

Fruit Drop in Tree Fruits

May 14, 2021kgyoung

Gordon Johnson, Extension Vegetable & Fruit Specialist; gcjohn@udel.edu Fruit trees commonly set more fruit than they will carry and chemical, mechanical, or hand thinning is done to reduce fruit loads, increase fruit size, and limit alternate year bearing. Natural fruit… Continue Reading →

Fruit Crops 29:8, apple, nectarine, peaches, tree fruit

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

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