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sunscald

Blackberry Damage and Disorders

July 6, 2023raharris

Gordon Johnson, Retired; gcjohn@udel.edu Blackberries are being harvested throughout the region currently. The blackberry is a composite fruit with many tiny berries (druplets) attached to a receptacle. These druplets are subject to damage during the ripening period. The following are… Continue Reading →

Fruit Crops 31:15, blackberries, stinkbug, sunscald

Blackberry Damage and Disorders

July 9, 2021cmanneri

Gordon Johnson, Extension Vegetable & Fruit Specialist; gcjohn@udel.edu Blackberries are being harvested throughout the region currently. The blackberry is a composite fruit with many tiny berries (druplets) attached to a receptacle. These druplets are subject to damage during the ripening… Continue Reading →

Fruit Crops 29:16, 30:16, blackberries, stink bug, sunscald

Particle Films for Sunburn Protection

July 24, 2020ahoggard

Gordon Johnson, Extension Vegetable & Fruit Specialist; gcjohn@udel.edu With the recent high temperatures, we have seen an increase of sunburn in vegetables and fruits. Crops with inadequate leaf cover will be most susceptible. For sunburn protection at a field scale,… Continue Reading →

Vegetable Crops 28:19, abiotic stress, pepper, sunburn, sunscald, watermelon

Importance of Leaf Cover in Fruiting Vegetables

July 17, 2020ahoggard

Gordon Johnson, Extension Vegetable & Fruit Specialist; gcjohn@udel.edu July is the month that we see the highest temperatures and often have cloud free, high light intensity days and long day lengths. Under these conditions, good leaf cover is essential for… Continue Reading →

Vegetable Crops 28:18, abiotic stress, cucumber, pepper, sunburn, sunscald, watermelon

Guess the Pest! Week 14 Answer: Sunscald

July 10, 2020ahoggard

David Owens, Extension Entomologist, owensd@udel.edu Congratulations to Mona Steele for correctly identifying the problem with my 4th of July pie berries as sunscalding. High temperatures, wind, water stress, and direct sun exposure cause this whitening or bleaching of berry drupelets.… Continue Reading →

General 28:17, abiotic stress, blackberries, Guess the Pest!, sunscald

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