Blog Archives

Considerations for Fungicide Management of Fusarium Head Blight (Scab) of Wheat

Wheat fields are beginning to flower in western Kentucky.  Flowering (anthesis) is a critical time, as wheat becomes susceptible to infection by Fusarium graminearum, the causal agent of Fusarium head blight (FHB; also known as scab) (Figure 1). This disease can cause

Posted in Grains

Don’t Let a Compressed Spring Force Bad Weed Control Decisions

When a spring season is compressed, it puts pressure on things around it.  This is true if you are talking about a spring in the physical form or the season of spring in the agricultural world.  The spring of 2018

Posted in Grains

Vegetable and Tobacco Diseases to Scout for: Botrytis Gray Mold

Kentucky vegetable and tobacco growers should be on the lookout for Botrytis gray mold. This disease may occur in fields under humid conditions, but it is most common in greenhouses and high tunnels. Botrytis gray mold can also affect numerous

Posted in Greenhouses/High Tunnels, Tobacco, Vegetables

Cut Cutworm Losses

Cutworms are cool-weather, early-season pests of many cultivated plants. Cool conditions and excessive moisture has delayed planting and slowed growth of some crops this year, extending the period of vulnerability to cutworms.   Cutworms will attack plants from the seedling stage

Posted in Vegetables

Fire Blight Alert and Risk Map Overview

Many apple and pear trees are in bloom throughout Kentucky. Infection by the fire blight bacterium occurs during bloom, thus, protectant antibiotics should be applied when risk is high. Risk for infection can be assessed using the Fire Blight Disease

Posted in Fruit

Apple Scab Picking on Kentucky Apple and Crabapple Trees

Apple scab is the most consistently serious disease of homegrown apple and flowering crabapple in Kentucky. The most noticeable losses on apple result from reduced fruit quality and from premature drop of infected fruit. Scab also causes a general weakening

Posted in Fruit

Watch for Mites in High Tunnels

There have been several reports of spider mites on high tunnel tomatoes this past week. This coincides with the onset of some much-needed warmer weather in the Commonwealth. Generally, higher levels of mites are more common with warmer weather. Ideally,

Posted in Greenhouses/High Tunnels