Blog Archives

Hemp Greenhouse Sanitation: Cleaning Up Today May Keep Disease Away

Diseases are a major concern for greenhouse hemp growers, and they can be a factor that limits the profitable production of plants. The warm, humid greenhouse environment provides optimal conditions for reproduction of many pathogens. A good sanitation program can

Posted in Hemp

Surge of Fall Armyworms May Affect Pastures and Cover Crops in Kentucky

Fall armyworms (Spodoptera frugiperda) do not survive the winter temperatures of Kentucky and surrounding states, and every year there is a northward migration in the continental U.S. These migrant moths originate from populations that overwinter in southern Florida or southern

Posted in Forages

Is the Corn Pith Weevil Making a Comeback?

Colby Guffey, Clinton County Ag & Natural Resources agent, sent digital pictures of larvae he found while investigating some unusual symptoms in silage corn. The larvae, which were tunneling in corn stalks, resembled European corn borers but were legless. In

Posted in Grains

Fall Armyworm Trap Counts Up, Watch Late Sweet Corn for Activity

With the dramatic upswing in fall armyworm moth captures last week in Princeton, sweet corn producers should monitor their late plantings closely.  Fall armyworm (FAW) can attack the leaves and, when available, will move to the developing ear of sweet

Posted in Grains

Sawflies- Late Season Pine Defoliators

Sawflies are members of the insect order Hymenoptera that includes ants, bees, and wasps. The larval stage has a caterpillar-like body that may be brightly marked with stripes or spots. Some species change significantly in appearance as they grow, making

Posted in Forest Trees, Landscape Trees & Shrubs

Stinging Caterpillars

Late season caterpillars are out in full force. Many use camouflage or secretive behavior to avoid predators. In contrast, stinging caterpillars have brittle, hollow spines connected to venom glands. These spines easily penetrate and break off in the skin. Then,

Posted in Human Pests

Brown Marmorated Stink Bug Invasion to Begin Soon

While fall brings wonderful weather, it also signals the start of the insect invasion period. One of the early-fall home invaders is the brown marmorated stink bug (BMSB) which clusters on the sides of buildings searching for entry points throughout

Posted in Household Pests

2016 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

Diagnostic Laboratory Highlights

Diseases diagnosed on agronomic crops during the past week have included Fusarium ear rot on corn; rough leaf spot, zonate leaf spot and sugarcane aphid on sweet sorghum; black shank and frogeye leaf spot on tobacco. On fruit and vegetable

Posted in Plant Disease Diagnostic Lab