Blog Archives

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

Web-based Disease Monitoring Resources for Vegetable Growers

Cucurbits and tomatoes are among the most widely grown vegetables in Kentucky, but as many experienced growers can tell you, nothing can bring an untimely end to the season quite like cucurbit downy mildew (Figure 1) or late blight (Figure

Posted in Vegetables

Leaf-footed Bugs becoming More Common in Vegetables

Similar to stink bugs, leaf-footed bugs are becoming common late-season pests of tomatoes, green beans, and peppers. They are true bugs and feed with piercing sucking mouthparts on the fruiting portion of plants.  The adults produce damage very similar to

Posted in Vegetables

Brown Marmorated Stink Bug: A New Pest of Sweet Corn

As the brown marmorated stink bug (BMSB) increases in numbers in Central and Western Kentucky, we will see it attacking various crops. Sweet corn is one crop that it can build to high numbers on, while also inflicting serious injury.

Posted in Vegetables

Late Blight in Tomato

Late blight has been positively identified in eastern Tennessee and has the potential to affect tomato and potato crops in Kentucky. Under wet conditions, this disease can completely destroy an otherwise healthy planting in about 2 weeks. Leaf lesions begin as water-soaked

Posted in Vegetables

Squash Bug Attacking Squash

Squash bug is one of the more difficult insects to control on vegetables. It is a common pest of squash, pumpkin, and zucchini. This bug extracts plant juices with its piercing-sucking mouthparts and potentially transmits the pathogen that causes yellow

Posted in Vegetables

Vegetable Diseases to Scout for: Anthracnose of Cucurbits

Due to recent weather conditions and frequent pop-up thunderstorms, cucumber, cantaloupe, and watermelon growers in Kentucky should be aiming to manage anthracnose. Prevention, early identification, and management will help reduce plant losses. Here are the symptoms to look for, preventative

Posted in Vegetables