Cane blight occasionally impacts homegrown and commercial raspberries and blackberries in Kentucky. The disease causes lesions to develop on both primocanes (current-year canes) and floricanes (second-year or fruiting canes) and can result in reduced yield and cane death. Fungicides are…
Monthly Archives: May 2020
Cedar-Hawthorn Rust
Cedar-hawthorn rust is a common disease of apple, crabapple, hawthorn, and ornamental pear in Kentucky; it also affects quince, mountain ash, pear, and serviceberry. The pathogen overwinters as galls on its alternate hosts, cedar and juniper. Removal of these galls…
Posted in Fruit, Landscape Trees & Shrubs
Strawberry Scout Website
The publication An IPM Scouting Guide for Common Problems of Strawberry in Kentucky was first introduced in 2016 as an online/paper version. In order to improve access to this important scouting guide, a mobile website was developed. The Strawberry Scout…
Posted in Fruit
Grape Crown Gall (video)
Dr. Nicole Gauthier, UK Plant Pathology Extension Specialist, has created a short video (2:08 minutes) focusing on grape crown gall. This video provides information on disease appearance and prevention. This video is available online: Grape Crown Gall For additional publications…
Posted in Featured Pubs & Videos
2020 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
To Spray or Not to Spray: Conundrum in Wheat
Many wheat producers in the state have already sprayed a fungicide to help protect against Fusarium head blight (scab). However, some fields in the state were just nearing the beginning flowering stage (Feekes growth stage 10.51) when the May 9th…
Posted in Grains
Watch for Seedling Diseases in Corn
Weather this spring has challenged corn farmers in Kentucky. Temperature swings and frequent rainfall have led to a wide range of corn growth stages, with some corn in early vegetative stages and some corn still in the bag. The cool,…
Posted in Grains
Managing Corn Earworm Begins Early
Corn earworm is typically a pest of later-season sweet corn, so why should we bother with worrying about it in May? We are a long way off from the start of harvest, which usually begins close to the 4th of…
Posted in Vegetables
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
Woolly Apple Aphids Flaring in Some Orchards
While I have not received reports yet of woolly apple aphid activity on apple trees, there were several commercial orchards last year with serious infestations. In some years, this can be attributed to wounds caused by periodical cicada, but it…
Posted in Fruit
Volutella Blight of Boxwood
Volutella blight is the most common disease of boxwood in the landscape. Volutella blight is caused by an opportunistic fungal pathogen that attacks leaves and stems of damaged or stressed plants. Winter injury, poor vigor, and wounds increase risk for…
Posted in Landscape Trees & Shrubs
Dogwood Anthracnose Spotted
Anthracnose of dogwood is a common problem in Kentucky. Symptoms on landscape and forest dogwoods often first appear during wet periods in late spring. If left unmanaged, the pathogen spreads, eventually resulting in plant death. Selection of resistant varieties and…
Posted in Forest Trees, Landscape Trees & Shrubs
Revisiting the European Hornet in Kentucky
With the concern about the Aisan giant hornet reports in Washington State, there have been dozens if not hundreds of suspected reports to county offices and our department from across Kentucky. None of these were the Asian giant hornet, instead…
Posted in Human Pests
Cultural Calendar for Commercial Blueberry Production (PPFS-FR-S-29)
Integrated pest management (IPM) includes the combination of biological, cultural, physical, and chemical tools in efforts to manage diseases and pests while minimizing risks associated with pesticides. Cultural practices are an integral part of an IPM program and should be…
Posted in Featured Pubs & Videos
2020 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 Insect Trap Counts
