Monthly Archives: May 2020

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

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

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

Ornamental Pear Damaged by Fire Blight

During March or April, pathogenic bacteria infected flowers or young shoots. Now, shepherd’s crooks (Figure 1) and spur dieback (Figure 2) are becoming more prominent. Often, damage is not noticed until later in the season when branches die completely.  

Posted in Fruit

Cultural Calendar for Commercial Bramble Production (PPFS-FR-S-28)

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

Aphids Common in High Tunnels and Fields

A number of aphid species are now common and attacking various crops in high tunnels, as well as vegetables in the field. Aphids (Figure 1) feed with piercing-sucking mouthparts and produce large amounts of honeydew, possibly resulting in the growth

Posted in Greenhouses/High Tunnels, Vegetables

Asian Giant Hornet in the News, but Not Kentucky

As previously reported in a KPN article, there is a USDA confirmed identification of Asian giant hornet (Figure 1) from a farm in Blaine, Washington. This is the first and only confirmed identification in the United States.  Blaine, Washington is

Posted in Human Pests

Online Paraquat Training Now Available in Spanish

New labeling on paraquat containers requires applicators to complete paraquat certification to purchase and use this herbicide. The website for the mandatory training is listed on the new paraquat labels and is located here.  Applicators using paraquat will need to

Posted in Pesticide Topics