Monthly Archives: May 2015

Weed Science Training on Resistant Weeds & New Herbicide Traits

The UK Extension Weed Science Group is conducting a Weed Science Training from 9 AM to 3 PM. Training will be offered in two locations: June 23, 2015 (Tuesday) at the UK Research and Education Center (Princeton, KY) June 25,

Posted in Announcements

Plant Disease Diagnostic Lab Highlights

The following plant disease highlights from the UK Plant Disease Diagnostic Laboratories represent recent sample submissions from field crops, fruit, vegetables, and ornamentals. Recent agronomic samples have included wireworm injury on corn; tan spot and compaction on wheat; and Pythium

Posted in Plant Disease Diagnostic Lab

2015 Insect Trap Counts

Weekly 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

Posted in Insect Trap Counts

2015: The Spring of Pythium!

Here in my first Kentucky springtime, Pythium diseases top my list of frequently-sighted problems in both vegetable and tobacco systems. Pythium can cause pre- and post-emergent damping-off and root rots on larger plants. What to Look For With pre-emergent damping-off,

Posted in Tobacco, Vegetables

Whiteflies in High Tunnels

High tunnel insect management can be challenging, and whiteflies (Figure 1) on tomatoes and other vegetable crops can be one of the more common challenges. While there are several species of whiteflies that we routinely find in high tunnels, silverleaf

Posted in Greenhouses/High Tunnels, Vegetables

First Spotted Wing Drosophila Sampling of 2015

The first sample of the year from a pre-harvest strawberry planting was negative for spotted wing drosophila (SWD). To date, we haven’t seen SWD in strawberries in Kentucky, but we have only 2 seasons of experience with SWD in our

Posted in Fruit

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, the needles take on a dull, rusty appearance and some may

Posted in Landscape Trees & Shrubs