The Kentucky Department of Agriculture (KDA) just announced that Kentucky will again have Sivanto Prime available for use on sweet sorghum to fight sugarcane aphid (Figure 1). This is good news as this insecticide is so effective and the sugarcane…
Black Rot of Grapes
Black rot is a common disease of grapes in Kentucky. Due to the prevalence of this disease, it is also one of the most economically important diseases of grapes. Black rot can affect all young, developing, above ground plant tissues.…
Posted in Fruit
Cedar-Apple Rust
Cedar-apple rust is the most common and economically important rust disease of apple in Kentucky. The pathogen overwinters as galls on cedar and juniper. Removal of these pathogen sources on cedar can later reduce disease incidence on apple. Once apple…
Posted in Fruit
Flowering Dogwood Diseases (PPFS-OR-W-06)
The flowering dogwood (Cornus florida) is one of the most popular ornamental trees in Kentucky landscapes. Unfortunately, some common diseases can threaten the health of these beautiful trees in both residential and commercial settings. This publication covers the most common…
Posted in Featured Publications
Plant Disease Diagnostic Lab Highlights
The following plant disease highlights from the University of Kentucky Plant Disease Diagnostic Laboratories represent recent sample submissions from field crops, fruit, vegetables, and ornamentals. Diagnostic samples of agronomic crops have included speckled blotch, bacterial leaf spot, stripe rust, head…
Posted in Plant Disease Diagnostic Lab
2018 Insect Trap Counts
Trap counts for major insect pests are provided by the Kentucky IPM Program. Traps are located at the UK Research and Education Center in western Kentucky and the UK Spindletop Farm in Lexington. Below are trap counts for the current…
Posted in Uncategorized
Ideal Spring for “Hopperburn” on Alfalfa
Potato leafhopper (PLH) is a key pest of spring-seeded alfalfa. Small size makes PLH an easily overlooked, but costly, pest. Top pest management priority should go to spring-seeded stands. The recommended 70 to 90 day growth period before first harvest…
Posted in Forages
