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Corn earworm counts are rising throughout PA.
Vegetable - Small Fruit Production Issues: August 2, 2018 - News News
July started out dry and hot but transitioned quickly, with almost no warning, to very wet and hot. More
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
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
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
Figure 1. Caterpillar or sawfly? Accurate identification of the pest is critical when using bio-insecticides. Bt products will control small caterpillars, but would be ineffective on the sawfly larva shown in this photo.
Bio-insecticides in Greenhouse Ornamentals - Articles Articles

Bio-insecticides in Greenhouse Ornamentals

Ruth Benner, Lee Stivers

Bio-pesticides, also known as biological pesticides, are defined by the US EPA as pesticides derived from natural materials such as animals, plants, bacteria, fungi, and certain minerals. 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
The use of a triple sink wash system in combination with a sanitizer can help reduce the risk of pathogen contamination in fresh fruits and vegetable.
Video Series Answers Questions About Sanitizers in Wash Water - News News
A Penn State Extension farm food safety video series is available for fruit and vegetable growers seeking more detailed information on farm food safety of harvested crops. More
Female cuckoo bee, Triepeolus remigatus. Photo by Alex Surcică, Penn State
Protecting Pollinators: What Role Can the Greenhouse Industry Play? - News News
The Center for Pollinator Research at Penn State University recently released the Pennsylvania Pollinator Protection Plan. More
Tools for Writing a Farm Food Safety Plan
Tools for Writing a Farm Food Safety Plan - Articles Articles

Tools for Writing a Farm Food Safety Plan

Luke LaBorde, Ph.D., Lee Stivers

Penn State Extension offers a set of templates, checklist and logs, to assist farmers of fresh fruits and vegetables in writing farm food safety plans. More
Image courtesy of wearebloom.org
BLOOM! A Movement to Improve the World Through the Power of Plants - News News
In response to rising plant blindness among American youth, a new campaign is inspiring young people to appreciate the plant world, and to see themselves engaged personally and professionally in that world. More
No Empty Chairs at Bilingual Workshop on GAP and Pruning Fruit Trees
No Empty Chairs at Bilingual Workshop on GAP and Pruning Fruit Trees - News News
On Saturday, April 7th, 2018, Penn State Extension offered a practical field training for Spanish-speaking growers and workers in the fruit industry. More
Video Series: Integrated Weed Management and Scouting
Video Series: Integrated Weed Management and Scouting - News News
Managing weeds is one of the most challenging aspects of growing fruits and vegetables for commercial sale. 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
Zenik Crespo (back, right) assists Hispanic participants as they identify weeds at Johnston’s Everygreen Nursery in Erie. Photo: L. Follett, Johnston’s Evergreen Nursery
Bilingual Workshops Teach Integrated Weed Management - Articles Articles
Penn State Extension has developed new resources for weed management and is beginning to offer bilingual training opportunities. More
La Inspección de Malezas en los Árboles Frutales
La Inspección de Malezas en los Árboles Frutales - Videos Videos

La Inspección de Malezas en los Árboles Frutales

Tara Baugher, Lee Stivers

7:38

El manejo integrado de malezas en los árboles frutales comienza con la inspección y identificación de malezas. More
La Inspección de Malezas en los Cultivos de Hortalizas
La Inspección de Malezas en los Cultivos de Hortalizas - Videos Videos
El manejo integrado de malezas en los cultivos de hortalizas comienza con la inspección y identificación de malezas. More
Manejo Integrado de Malezas para Árboles Frutales y Verduras:
Manejo Integrado de Malezas para Árboles Frutales y Verduras: - Videos Videos
El control de malezas es uno de los aspectos más difíciles del cultivo de frutas y verduras. Este video describe estrategias que puede usar para controlar malezas a través de un enfoque integrado de manejo de malezas. More
Spotted lanternfly on apple in Berks County, PA in October 2017. Photo: Erica Smyers, Penn State
Spotted Lanternfly on Grapes and Tree Fruit - Articles Articles

Spotted Lanternfly on Grapes and Tree Fruit

Julie Urban, Dave Biddinger, Ph.D., Ed Rajotte, Ph.D.

Biology, management and slowing the spread of the spotted lanternfly on grapes and tree fruit in the Mid-Atlantic Region. More
Pitch mass, a symptom of Zimmerman pine moth, located at the junction of a lateral branch and main stem. Courtesy of Whitney Cranshaw, Colorado State University, Bugwood.org (#1325082)
Zimmerman Pine Moth - Articles Articles

Zimmerman Pine Moth

Ed Rajotte, Ph.D.

Field identification is usually through the presence of a popcornlike pitch mass on the main trunk. Damage includes reddish, sawdustlike frass at bore holes. More
Typical “shepherd’s crook” symptomatic of white pine weevil infestation. Courtesy of PDA
White Pine Weevils - Articles Articles

White Pine Weevils

Ed Rajotte, Ph.D.

White pine weevil adults have long snouts and elbowed antenna with terminal knobs. Damage includes a typical "shepherd's crook" wilt. More
Damage from deer to a Scots pine. Courtesy of Jan Liska, Forestry and Game Management Research Institute, Bugwood.org (#2113036)
Vertebrate Pests of Christmas Trees - Articles Articles
Birds tend not to be a big problem associated with Christmas tree production, but damage occasionally occurs to the tops, particularly of taller trees. More
Elliptical cankers covered with yellow blisters that release infectious spores to be carried away by the wind. Courtesy of Tracey Olson, PDA
White Pine Blister Rust - Articles Articles

White Pine Blister Rust

Ed Rajotte, Ph.D.

A small, yellow or red spot appears on the needle at the site of infection and the needle may die as the fungus grows into the bark. Damage shows up as dead or dying branches. More
White grub damage to seedlings. Courtesy of Jim Stimmel, PDA
White Grubs (May, June and Japanese Beetles) - Articles Articles
Larvae of white grubs feed on roots of conifer seedlings and transplants. Damage includes seedling discoloration (reddish brown) in late summer to early fall. More
Swiss Needle Cast
Swiss Needle Cast - Articles Articles

Swiss Needle Cast

Ed Rajotte, Ph.D.

Symptoms are present on Douglas fir needles within 3 years of infection. The fruiting bodies can be seen with a hand lens. Damage includes dieback of needle tips resembling drought damage. More
Severe scale crawler infestation on Scotch pine, along with a heavy amount of sooty mold (black coating on stem and needles). Courtesy of Brian Schildt, PDA
Striped Pine Scale - Articles Articles

Striped Pine Scale

Ed Rajotte, Ph.D.

The coverings of adult female scales resemble miniature helmets. They are reddish brown and may have cream or white stripes. Damage may show as black sooty mold. More
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