Beware Of Fruit Rots During Apple Harvest

According to a recent crop protection update from Penn State University Extension, conditions have been conducive for fruit rots this month with frequent rain and stretches of warm weather.

Observations in the orchard include incidences of bitter and black rot are showing up on fruit in untreated checks. In addition, several samples of leaves exhibiting Glomerella leaf spot (GLS; the leaf stage of bitter rot) have landed in the lab for identification.

Click here for more details and to clear up any confusion between necrotic leaf blotch and Glomerella leaf spot.

Topics: ,

Leave a Reply

Apples & Pears Stories
Apples & Pears
August 26, 2017
‘EverCrisp’ Apple gets PLU Approval
Midwest Apple Improvement Association prepares for large harvest and larger distribution reach for first variety released. Read More
Apple Grower of the Year
August 22, 2017
U.S. Apple Association Hosts Annual Apple Outlook Conference in Chicago
American Fruit Grower® and Western Fruit Grower® magazine’s 2017 Apple Grower of the Year will be officially presented on Thursday, Aug. 24, during the first day of the conference. Read More
Apples & Pears
August 20, 2017
APHIS Seeks Comments on Risk Removal for Dormant Apple Cuttings
Dormant live cuttings from countries in the European Union must currently go through pest risk assessment. Read More
Apples & Pears
August 15, 2017
Wet Weather Breeds Phytophthora in Young Apple Plantings
Crown rot, root rot flourishing in very wet growing season. Read More
Apples & Pears
August 9, 2017
2017 Washington Apple Crop Down Slightly
Forecasted harvest predicted to be 131 million boxes, down 1.2% from 2016. Read More
Apples & Pears
August 5, 2017
Penn State University Develops Bitter Pit Prediction Model
Research team unlocks relationship between bitter pit, minerals, and shoot lengths. Read More
Apples & Pears
August 1, 2017
New York Growers’ Input Needed on Apple Tree Decline
Project has begun to identify rapid collapse and chronic decline being found in young Eastern apple orchards. Read More
Apples & Pears
July 25, 2017
Tips to Transition to an Apple Fruiting Wall System
Follow these suggestions to make the move from a 3-D spindle-shaped canopy to a 2-D system using mechanical pruning. Read More
Apples & Pears
June 30, 2017
Tackling the Challenges of Organic Apple Production Head-on
Researchers at Michigan State University test organic controls for fire blight. Read More
Apples & Pears
June 29, 2017
Integrating Control Methods to Tackle Fire Blight
Fire blight is a damaging disease, no matter the location. Most production areas of the Pacific Northwest and California experience Read More
Apples & Pears
June 28, 2017
Apple Tree Insurance Program Being Developed
U.S. Apple Association working with AgriLogic Consulting, LLC and USDA Risk Management Agency to offer new risk management option which takes into effect weather damage and fire blight loses. Read More
Apples & Pears
June 26, 2017
Cosmic Changes Coming in Apple Production [Opinion]
‘Cosmic Crisp’ is an apt moniker for Washington’s new apple, because the changes coming to the industry are immense Read More
Apples & Pears
June 23, 2017
Take Advantage of Technology to Help Manage Diseases, Pest Pressure
Expert farm advisers provide several options for apple orchard management decisions. Read More
Apples & Pears
June 19, 2017
Bee-ware: New Resources Released for National Pollinator Week
New videos, webinars available during week-long observance. Read More
The Latest
Apples & Pears
September 22, 2017
Media Reflects Modern Society [Opinion]
Little about fruit growing — or any agriculture — appears because too few of us are willing to illuminate the media. Read More
Apples & Pears
September 16, 2017
Researcher Finds Bacteria Can Stop Blue …
The natural bacterium found in soil can survive in cold storage; this promising biocontrol offers an alternative to chemical treatments. Read More
Apples & Pears
September 5, 2017
Pears Finding Home in Fermentation
Perry, a fermented beverage similar to hard apple cider, is gaining popularity in the U.S., and growers are learning about the production process from square one. Read More
Apples & Pears
August 26, 2017
‘EverCrisp’ Apple gets PLU Approval
Midwest Apple Improvement Association prepares for large harvest and larger distribution reach for first variety released. Read More
Apple Grower of the Year
August 22, 2017
U.S. Apple Association Hosts Annual Appl…
American Fruit Grower® and Western Fruit Grower® magazine’s 2017 Apple Grower of the Year will be officially presented on Thursday, Aug. 24, during the first day of the conference. Read More
Apples & Pears
August 20, 2017
APHIS Seeks Comments on Risk Removal for…
Dormant live cuttings from countries in the European Union must currently go through pest risk assessment. Read More
Apples & Pears
August 15, 2017
Wet Weather Breeds Phytophthora in Young…
Crown rot, root rot flourishing in very wet growing season. Read More
Apples & Pears
August 9, 2017
2017 Washington Apple Crop Down Slightly
Forecasted harvest predicted to be 131 million boxes, down 1.2% from 2016. Read More
Apples & Pears
August 5, 2017
Penn State University Develops Bitter Pi…
Research team unlocks relationship between bitter pit, minerals, and shoot lengths. Read More
Apples & Pears
August 1, 2017
New York Growers’ Input Needed on Apple …
Project has begun to identify rapid collapse and chronic decline being found in young Eastern apple orchards. Read More
Apples & Pears
July 25, 2017
Tips to Transition to an Apple Fruiting …
Follow these suggestions to make the move from a 3-D spindle-shaped canopy to a 2-D system using mechanical pruning. Read More
Apples & Pears
July 6, 2017
International Fruit Tree Association See…
Deadline for proposals is July 31. Read More
Apples & Pears
June 30, 2017
Tackling the Challenges of Organic Apple…
Researchers at Michigan State University test organic controls for fire blight. Read More
Apples & Pears
June 29, 2017
Integrating Control Methods to Tackle Fi…
Fire blight is a damaging disease, no matter the location. Most production areas of the Pacific Northwest and California experience Read More
Apples & Pears
June 28, 2017
Apple Tree Insurance Program Being Devel…
U.S. Apple Association working with AgriLogic Consulting, LLC and USDA Risk Management Agency to offer new risk management option which takes into effect weather damage and fire blight loses. Read More
Apples & Pears
June 26, 2017
Cosmic Changes Coming in Apple Productio…
‘Cosmic Crisp’ is an apt moniker for Washington’s new apple, because the changes coming to the industry are immense Read More
Apples & Pears
June 23, 2017
Take Advantage of Technology to Help Man…
Expert farm advisers provide several options for apple orchard management decisions. Read More
Apples & Pears
June 19, 2017
Bee-ware: New Resources Released for Nat…
New videos, webinars available during week-long observance. Read More