Monthly Archives: August 2019

Watch for Fall Armyworm in Pastures

Fall armyworm is a recurring pest of pastures, and there have been several outbreaks in pastures the past few years. As we move into autumn, risk of fall armyworm moving into Kentucky from southern areas increases. Growers managing pastures should

Posted in Forages

Gummy Stem Blight of Cucurbits Can Be a Sticky Situation

Commercial producers and homeowners who grow cucurbits, such as cantaloupe, watermelon and cucumber, could suffer heavy losses from gummy stem blight. This disease is caused by the fungus Didymella bryoniae, which can infect leaves, stems, and vines at all plant

Posted in Vegetables

Four Fall Invaders to Prepare for

As insects prepare for winter, they must try and survive the changes in temperature that are coming. Some may migrate to warmer places, some can survive being frozen, but a few see your home as a toasty timeshare they can

Posted in Household Pests

Effectiveness of Fungicides for Management of Fruit Diseases

The four Plant Pathology Extension publications containing efficacy tables for tree fruit and small fruit disease fungicides have just been updated.  These guides provide decision-making tools to help growers select fungicides from different chemical classes (FRAC groups). These guides are

Posted in Featured Pubs & Videos

2019 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

Central Kentucky Vining Vegetables at-Risk for Cucurbit Downy Mildew

Downy mildew was confirmed on cucumber from South-Central Kentucky on August 19, 2019. Cucurbit growers located between Interstates 75 and 65 should strongly consider making a fungicide application before the next rainfall to reduce the potential damage from downy mildew.

Posted in Vegetables

Yellowjackets: Stinging Sugar Bandits

Fast Facts Yellowjackets are social wasps that often build their nests below ground in abandoned rodent burrows but can also use wall voids, stone walls, attics, gutters, and other spaces. Yellowjacket wasps do not have barbed stingers like honey bees

Posted in Human Pests

Fruit Diseases of Apple (PPFS-FR-T-02)

Apple fruit diseases can cause significant losses in yield and quality. Often, these diseases go unnoticed until just prior to harvest, during harvest, or after fruit has been stored. Although there are no curative treatments for infected fruit, many diseases

Posted in Featured Pubs & Videos

Plant Disease Diagnostic Lab Highlights

The following plant disease highlights have been compiled from samples submitted to the University of Kentucky Plant Disease Diagnostic Laboratories from July 30 – August 20, 2019. Diagnostic samples of agronomic crops have included common rust, southern rust, Diplodia leaf

Posted in Plant Disease Diagnostic Lab

2019 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

Soybean Gall Midge: an Emergent Pest in the Midwest

Problem In Novemnber 2018, a new pest of soybeans was identified as Resseliella maxima (Diptera: Cecidomyiidae) by Raymond Gagné and Junichi Yukawa, two leading taxonomists on midges from the USA and Japan, respectively. This is a new species that farmers

Posted in Grains

Insecticides Registered in Kentucky for Insects Affecting Commercial Hemp

Many insecticides utilized for specialty crops in Kentucky cannot be utilized in commercial hemp production growing systems because they have not been registered in Kentucky for use on the crop. However, the Kentucky Department of Agriculture (KDA) has a short

Posted in Pesticide Topics

Tj: The Samurai Wasp

Upon its accidental arrival in the U.S., as with most other invasive species, brown marmorated stink bug (BMSB) numbers expanded quickly in the absence of natural enemies that it left behind in its native Asia. For a number of years,

Posted in General Pests

Bitter Rot of Apple (PPFS-FR-T-24)

Bitter rot is the most common fruit rot of apple in Kentucky. Trees in both commercial and residential plantings can suffer devastating losses. Growers consider bitter rot the most important fruit rot and the second most destructive disease in Kentucky

Posted in Featured Pubs & Videos

2019 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