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Much of Pennsylvania has received rain that provided relief from dry conditions; however, with the rain comes increased disease pressure. If conditions are cool and wet, Botrytis is the disease of main concern.

If the forecasted conditions come to fruition, we will have a severe infection event for apple scab, rust, and apple blotch May 2–7; and fire blight May 1–3.

Given the diseases present in strawberry plug plants last fall, growers are understandably concerned about the causes of poor plant or leaf growth this spring.

The apple and peach phenology report tracks bud development from the start of the season through the setting of fruit in four growing regions in Pennsylvania: Central, Northwestern, Southcentral, and Southeastern.

Explore key blueberry production topics in this four-part webinar series covering pests, diseases, fertility, and more—led by top experts in the field.

The apple and peach phenology report tracks bud development from the start of the season through the setting of fruit in four growing regions in Pennsylvania: Central, Northwestern, Southcentral, and Southeastern.

Over 50% chance of rain is forecasted for April 25–26, 2025. If conditions come to fruition, this will be a major infection event for apple scab, rust, fire blight, as well as brown rot blossom blight.

Blossom blight infection risk is "high" for April 18–19, 2025, for orchards with blooming apple and pear trees. Fire blight risk may continue April 21–25, 2025, if the forecast comes to fruition.

The apple and peach phenology report tracks bud development from the start of the season through the setting of fruit in four growing regions in Pennsylvania: Central, Northwestern, Southcentral, and Southeastern.

This article summarizes damage to fruit in regions of Pennsylvania hit by the freeze event on April 7th, 2025. Growers should be aware of damage in their own orchards when designing their thinning program.

Lycorma delicatula, commonly known as the spotted lanternfly (SLF), is an invasive insect pest present in Pennsylvania and some other eastern states. SLF threatens grape production and tree health and is a nuisance in landscapes.

This article features in-depth information regarding current knowledge and management practices for dealing with spotted lanternflies in vineyards. Topics covered include spotted lanternfly life cycle and identification, biological control, quarantine regulations, and much more.

The apple and peach phenology report tracks the development of fruiting buds from the start of the season through the setting of fruit for three growing regions in Pennsylvania: Central, Southcentral, and Southeastern.

In Pennsylvania, the area of agricultural land disturbance determines if a farm needs an Agricultural Erosion and Sediment Control Plan (Ag E&S Plan). Learn more about why these are important, whether your farm needs a plan, and available resources.

In January 2025, temperatures at Rock Springs, Pennsylvania Furnace, PA, dropped to -12°F for more than an hour, damaging tree buds and potentially affecting the upcoming growing season.

Located in Landisville, PA, the SEAREC is home to Penn State's applied field research program in the south central region of the state.

The public can do a great deal to stop the spread of the invasive Spotted Lanternfly, join us to learn what you can do to help!

Find out if your business or organization is required to have a Spotted Lanternfly permit in Pennsylvania.

Piccioni began on January 27, 2025

Healthy soils yield healthy crops, But what is healthy soil and how do we achieve it?

La Red de Desarrollo de la Fuerza Laboral AgriProspects de la Fundación otorgó recientemente a Penn State Extension una mini-subvención competitiva para apoyar su proyecto "Success Skills in Spanish 4 Ag."

This article outlines basic recipes for potting media and research on organic transplant production.

Each fall and winter is different from the previous year, and the decision regarding the best time to apply straw mulch for winter protection is rarely easy. How can you decide on the right time?

A lot can go wrong with strawberries, and problems involving the crown and roots can be especially tricky to diagnose.

The Pennsylvania Apple Maturity Report is a weekly program to inform producers about the maturity of the most common apple cultivars sampled from three regions represented by three counties: Adams, Berks, and Centre.