Fruit Times

Control for fire blight and apple scab is critical during bloom. (Photo: K. Peter)
April 17, 2017

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.

Oriental fruit moth adult. Photo: G. Krawczyk
April 14, 2017

Despite the calendar indicating just the middle of April, all stone fruits and even some apple cultivars in southern Pennsylvania are already in bloom.

Satsuma plum in bloom. Photo: T. Baugher
March 31, 2017

While I panicked in February, the warm March weather slowed flower development and as it turned out, March was colder than February.

Blueberry buds breaking. Photo: Erutuon on (CC BY-SA 2.0)
March 31, 2017

Fluctuating temperatures can cause as much or more crop loss than cold winter temperatures or spring frosts.

Photo: Mark Seetin
March 30, 2017

Christina Grozinger, Director of the Center for Pollinator Research at Penn State, discusses a holistic approach to fixing the pollinator problem.

March 30, 2017

This Penn State Extension publication, in Spanish and English, is designed for use by orchard employees - often the first individuals to detect a new occurrence of a fruit disease or insect pest.

Growers need to be on alert for apple scab infection period this week. (Photo: K. Peter)
March 28, 2017

Due to the presence of green tip on early varieties of apples combined with rain and mild temperatures occurring this week, we are in our first apple scab infection period for 2017.

Spotted lanternfly egg masses. Photo: Emelie Swackhamer
March 15, 2017

People can reduce the populations of spotted lanternfly on their properties by killing the overwintering eggs.

New cane poking through bag. Photo: Kathy Demchak
March 10, 2017

An update to last Fall’s article on growing berries in grow bags is sorely needed, just to keep other people from repeating some of our less-than-enjoyable experiences.

March 10, 2017

Penn State Extension held nine regional educational meetings for commercial tree fruit growers this winter.

Tyvek® tree guard. Photo: Rob Crassweller
March 10, 2017

Some of the burn-down herbicides have been implicated as possible causes of damage to young tree trunks that have green tissue on portions of the lower trunk.

Isoxaben may be very useful to newly planted orchards. Photo: Rob Crassweller
March 10, 2017

We just finished winter tree fruit meetings during which I talked about some new herbicide registrations.

Dormant copper sprays are encouraged to help keep diseases in check. (Photo: K. Peter)
March 10, 2017

Consider applying dormant sprays soon to manage fungal and bacterial diseases this season.

March 7, 2017

The updated Penn State Extension Spray Record-Keeping Spreadsheet for apples, pears, peaches, and cherries is now available from Penn State Extension.

Copper sprays need to be applied prior to bud swell to manage peach leaf curl. (Photo: K. Peter)
March 3, 2017

Depending on your location, the warm weather over the last few weeks may have pushed some fruit trees along. For disease management, consider applying dormant copper and urea sprays soon.

February 28, 2017

Questionnaire will help Penn State Extension develop educational resources for businesses preparing for Food Safety Modernization Act.

February 28, 2017

Evaluating relationships between variables involves a statistical method called “regression analysis.”

NJ 9-2-1 (trialed as NJ 3) was a high-yielding and excellent flavored variety but the berry shape is not typical. Photo: Tim Elkner
January 27, 2017

We collected data on performance of strawberry cultivars in the second harvest year of a plasticulture planting at the Penn State South East Ag Research and Extension Center in Manheim, PA.

January 26, 2017

Research in the college helps shape the apple industry.

Photo: Rich Marini
January 23, 2017

Do you think older strawberry cultivars tasted better than the newer cultivars?