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Japanese beetle on raspberries. Photo: Kathy Demchak, Penn State
Vegetable - Small Fruit Production Issues: July 12, 2018 - News News
Downy mildew was confirmed on cucumber in Mifflin County on July 11. Warmer weather throughout the state is helping crops along, but has also been good for insect pests. More
Septoria leaf spot on tomato. Photo: Beth Gugino, Penn State
Vegetable Disease Update: July 11, 2018 - News News
The general shift to drier weather has slowed down disease development across the state. More
Angular lesions caused by downy mildew. Photo: Beth Gugino, Penn State
Vegetable Disease Update: July 5, 2018 - News News
Downy mildew has most recently been confirmed on cucumber in southern New Jersey and Maryland. Late blight has been confirmed on tomato in York County and on potato and tomato in southern Lancaster County. 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
Irregularly shaped late blight lesion on a tomato leaf with characteristic white sporulation on the underside of the leaf. Photo: Beth Gugino, Penn State
Vegetable Disease Updates for Mid-June 2018 - News News
Downy mildew has been confirmed in Dorchester County MD on cucumber, late blight confirmed on tomato transplants, and there have been a number of reports of poor potato seed emergence. More
Black rot on cabbage, caused by the bacterium Xanthomonas campestris pv. campestris. Note characteristic “V” shaped lesions starting at leaf margin. Photo: Lee Stivers, Penn State
Vegetable - Small Fruit Current Issues: Mid-June 2018 - News News
Cloudy weather, rainstorms, and variable temperatures across the state have slowed some crops and created very favorable conditions for disease development. 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
Pepper plants. Photo: Lee Stivers, Penn State
Hot Water Treatment for Tomato and Pepper Seeds - News News
We have fielded a number of questions this winter about using hot water treatments for tomato and pepper seeds. More
Severe foliar late blight symptoms on tomato. Photo: Beth K. Gugino, Penn State
Vegetable Disease Updates for August 23, 2017 - News News
Late blight suspected in Lehigh County, PA. More
Severe foliar late blight symptoms on tomato. Photo: Beth K. Gugino, Penn State
Vegetable Disease Updates for August 16, 2017 - News News
On August 15, 2017 late blight was confirmed on tomato in a commercial field in Cumberland County, PA. It has previously been reported in Chester and Indiana counties on tomato and/or potato. More
Characteristic whitish spores produced on the underside of a late blight infected tomato leaf is how the pathogen spreads. Photo: Beth K. Gugino, Penn State
Vegetable Disease Updates for August 9, 2017 - News News
Late blight was confirmed on tomato in a home garden and is also suspected in a commercial tomato field in Indiana County. More
Map of cucurbit downy mildew currently reported along the east coast as of 2 August 2017 (cdm.ipmpipe.org).
Vegetable Disease Updates for August 2, 2017 - News News
On August 1st, late blight was confirmed on tomato in a small commercial planting in Chester County, PA. 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
Map of cucurbit downy mildew currently reported along the east coast as of 20 July 2017 (cdm.ipmpipe.org).
Vegetable Disease Updates for July 18, 2017 - News News
Updates on downy mildew on cucumber, late blight on tomato and potato, and Septoria on tomato. More
Map of cucurbit downy mildew currently reported along the east coast as of 30 June 2017 (cdm.ipmpipe.org).
Vegetable Disease Updates for June 30, 2017 - News News
Be on the lookout for diseases, as well as timber rot in high tunnel tomatoes, that spread in some of the recent rain events that moved across the Pennsylvania. More
Critical Updates for the 2017 Mid-Atlantic Commercial Vegetable Production Guide Critical Updates for the 2017 Mid-Atlantic Commercial Vegetable Production Guide - News
The Mid-Atlantic Commercial Vegetable Production Guide is currently undergoing some much needed upgrading to improve both the editor and end-user experience. More