Conditions are favorable for fire blight and apple scab. Additional tools for the fire blight management toolbox are discussed.
Warm weather this past weekend pushed apple flower development, and growers will be looking for windows of opportunity for the application of chemical thinners.
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.
Despite the calendar indicating just the middle of April, all stone fruits and even some apple cultivars in southern Pennsylvania are already in bloom.
While I panicked in February, the warm March weather slowed flower development and as it turned out, March was colder than February.
Fluctuating temperatures can cause as much or more crop loss than cold winter temperatures or spring frosts.
Christina Grozinger, Director of the Center for Pollinator Research at Penn State, discusses a holistic approach to fixing the pollinator problem.
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.
Penn State Extension has planned ten educational meetings for commercial tree fruit growers this spring.
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.
People can reduce the populations of spotted lanternfly on their properties by killing the overwintering eggs.
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.
Penn State Extension held nine regional educational meetings for commercial tree fruit growers this winter.
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.
We just finished winter tree fruit meetings during which I talked about some new herbicide registrations.
Consider applying dormant sprays soon to manage fungal and bacterial diseases this season.
The updated Penn State Extension Spray Record-Keeping Spreadsheet for apples, pears, peaches, and cherries is now available from Penn State Extension.
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.
The Spotted Lanternfly is an invasive insect that attacks grapes, apples, stone fruits, and pines, and threatens Pennsylvania and the United States.
Questionnaire will help Penn State Extension develop educational resources for businesses preparing for Food Safety Modernization Act.