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Small chlorotic lesions caused by downy mildew on the upper surface of acorn squash. Photo: Beth Gugino, Penn State
Vegetable Disease Update: August 16, 2018 - News News
Cucurbit downy mildew is continuing to pick-up speed with many new reports on cucumber in Ohio, New York, and Massachusetts. More
Downy mildew lesions on pumpkin. Photo: Beth Gugino, Penn State
Vegetable Disease Update: August 1, 2018 - News News
The wet weather is wreaking havoc in many vegetable fields. More
The potato leafhopper, Empoasca fabae, is a pest that is easy to overlook until the damage - called "hopperburn" - "burns" you. Photo: Penn State College of Agriculture
Vegetable - Small Fruit Current Issues: June 28 2018 - News News
Wet weather and variable temperatures across the state continue to be challenging for vegetable and berry production. More
Late season powdery mildew on pumpkin may severely weaken the handles and reduce marketability. Photo: Beth Gugino, Penn State
Powdery Mildew Management in Cucurbits for 2018 - News News
Powdery mildew continues to be an annual concern in cucurbit production. More
Pepper transplants. Photo: Tom Ford, Penn State
Vegetable - Small Fruit Current Issues: May 18, 2018 - News News
It’s no secret that this spring has been cold and wet across Pennsylvania. On many farms, planting has been delayed as much as three weeks, and many crops already in the ground are developing more slowly than usual. More
Torino labeled to control apple powdery mildew. Photo: K. Peter, Penn State
New Fungicide to Control Apple Powdery Mildew: Torino - News News
Torino (FRAC Group U6) has a supplemental label to control powdery mildew on apples and cherries. More
Don’t get caught with your plants down: watch out for fire blight conditions during bloom. Photo: K. Peter, Penn State
Preparing for the Fire Blight Season - News News
Management strategies are discussed for fire blight, as well as for other important tree fruit diseases occurring during the month of May. More
Severe powdery mildew infections can abort blossoms. Photo: K. Peter, Penn State
Disease Update: Control for Powdery Mildew and Apple Scab This Week - News News
Tight cluster is the time powdery mildew spores become active. April 24 – 25, 2018 is a predicted scab infection period; be sure trees are covered with protection. More
Map of cucurbit downy mildew currently reported along the east coast as of 26 July 2017 (cdm.ipmpipe.org).
Vegetable Disease Updates for July 26, 2017 - News News
The rainy weather is not letting up and neither is downy mildew pressure. More
Be vigilant and scout for apple scab! Photo: K. Peter, Penn State
June Diseases for the Grower Radar - News News
Diseases for the fruit grower radar and their management strategies are discussed as we wrap up May and begin June. More
Protect any trees still in bloom: Fire blight conditions ideal April 29 through May 2. (Photo: K. Peter)
Fire Blight, Apple Scab, Rust, Plus Others: Be On Alert! - News News
Conditions are optimal for fire blight, apple scab, and rust infections. Growers are encouraged to keep trees protected. Other diseases for the fruit grower radar are also discussed. More
Control for fire blight and apple scab is critical during bloom. (Photo: K. Peter)
Disease Update: Watch Out For Diseases during Apple Bloom - News News
Bloom is well underway in parts of PA and MD. Fire blight and scab disease conditions are in full force now. Growers are encouraged to protect trees. More
Dormant copper sprays are encouraged to help keep diseases in check. (Photo: K. Peter)
Disease Management Strategies For The Grower Radar - News News
Consider applying dormant sprays soon to manage fungal and bacterial diseases this season. More