Cedar-Apple Rust

Cedar-apple rust is the most common and economically important rust disease of apple in Kentucky. Symptoms of this disease are beginning to appear across the state. The pathogen overwinters as galls on cedar and juniper. Removal of these pathogen sources

Posted in Fruit

Managing Aphids in High Tunnels and Greenhouses

One of the more common pest issues across a range of vegetable crops in greenhouses is aphid management. Vegetable production in protected environments is generally used to extend seasons and during these times of the year problems with aphids are

Posted in Greenhouses/High Tunnels, Vegetables

Spruce Spider Mite Injury Appearing

Spruce spider mites (SSM), like other plant-feeding mites, use piercing-sucking mouthparts to feed on sap. Feeding from individual cells initially produces small, yellow splotches on needles. Over time, needles take on a dull, rusty appearance and some may drop prematurely. In

Posted in Landscape Trees & Shrubs

Protect Yourself from Ticks

Ticks can make outdoor activities very uncomfortable, as well as pose a potential health threat (see Ticks and Disease in Kentucky EntFact 618). Tick season extends from mid-March through August across the Commonwealth. Important Kentucky Ticks Lone Star Tick Tick

Posted in Human Pests

Dealing with Pesticide Spills

A spill is an accidental release of any amount of pesticide, small or large. Spills on public highways, such as when a tank on a truck overturns, usually have major consequences. Failure to respond quickly and appropriately to such mishaps

Posted in Pesticide Topics

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. Recent diagnostic samples of agronomic crops have included Rhizoctonia crown rot on corn; target spot

Posted in Plant Disease Diagnostic Lab

White Peach Scale

The white peach scale is increasingly more common as a pest of fruit and landscape trees. The waxy round coverings that protect overwintering females of this armored scale have orange to yellow centers that appear like tiny fired eggs. Scale

Posted in Landscape Trees & Shrubs