Recommendations for managing weeds, insects and diseases in fruit crops such as apples, pears, berries, cherries, peaches, grapes, pears and plums. Tips on using fungicides, antibiotics, insecticides and miticides.
Apple scab, Marssonina blotch, fire blight, and fruit rots were problematic for growers during the 2019 season. Considering the numerous disease headaches folks in the region encountered, sanitation will be imperative while preparing for the 2020 season. More
Insecticide resistance trials at the Penn State Fruit Research and Extension Center, along with recent apple load rejections due to internal worms, indicate a need to re-focus attention on strategies to slow down the development of insecticide resistance in codling moth. More
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, tree health and it is a nuisance in landscapes. More
Heather L Leach, Dave Biddinger, Ph.D., Grzegorz (Greg) Krawczyk, Ph.D., Michela Centinari, Ph.D.
This fact sheet provides identification, damage, quarantine, and management information for the spotted lanternfly, an invasive sap-feeding planthopper that feeds on the vine trunk, shoots, and leaves of grape plants, among other crops. More
The goal of managing insect pests in the spring is to deal with the new populations of pests coming from the overwintering sites and reduce the potential of later generations directly affecting fruit at harvest. More
Precipitation can impact the performance of insecticides, but some compounds resist wash-off. There are several critical factors that influence impact of precipitation on a pesticide’s performance. More
乐动体育注册 Heather L Leach, Emelie Swackhamer, Amy Korman
A guide that reviews the identification, life cycle, and techniques for managing SLF. While it can cause significant damage to plants, it is a nuisance pest in the ornamental and landscape industries. More
There have been several reports of fire blight symptoms popping up in orchards throughout the apple growing region. These cases have been Nectria twig blight, which can resemble fire blight symptoms. More
With recent efforts to combat the threat of spotted lanternfly Penn State Extension has recently completed several useful resources to help with the identification and control of tree-of-heaven, commonly referred to as Ailanthus. More
In response, consumers, distributors, and pesticide applicators are advised to cease the sale and use of this product. A press release by the Pennsylvania Department of Agriculture highlights the details of this unfolding story. More
If you have spotted lanternflies, you can wrap sticky bands around tree trunks to stop them. This fact sheet will tell you how to make or where to purchase sticky traps, how to install them, and ways to avoid bycatch. More