Blog Archives

Cucurbit Downy Mildew Fungicide Sensitivity Update

Cucurbit downy mildew (CDM) is the most economically important disease of cucurbits in Kentucky. All cucurbits, such as cucumber, cantaloupe, summer and winter squashes, pumpkin, and watermelon are susceptible to this water mold (fungus-like organism/oomycete) pathogen. Since the CDM pathogen

Posted in Vegetables

Eastern and East-Central Kentucky Vining Vegetables at-Risk For Cucurbit Downy Mildew

In areas east of I-65 in Kentucky, cucurbit crops are at risk for downy mildew disease development. Crops that are especially in need of systemic fungicide management to ensure adequate yields include winter squash, gourds, and pumpkins intended for September

Posted in Vegetables

Vegetable Diseases to Scout for: Early Blight and Septoria Leaf Spot

Kentucky vegetable growers, as well as gardeners, will likely be seeing early blight and Septoria leaf spot of tomato in their plantings at this time. As the most common diseases of tomato in Kentucky, homeowners or growers not on a

Posted in Vegetables

Garden Fleahopper Often Misidentified

Garden fleahopper is a common insect found on various vegetables, weeds, and ornamental plants. Because of their size, shape and their ability to jump when disturbed, fleahoppers are often mistaken for flea beetles. Plant Damage Garden fleahoppers are plant bugs

Posted in Vegetables

Cucurbit Downy Mildew Fungicide Sensitivity Research and Extension Project

Cucurbit downy mildew is the most economically important disease of cucurbits in Kentucky. All cucurbits, such as cucumber, cantaloupe, summer and winter squashes, pumpkin, and watermelon are susceptible to this water mold (fungal-like organism/oomycete) pathogen (Figure 1). Since cucurbit downy

Posted in Vegetables

Vegetable Diseases to Scout for: Cucurbit Powdery Mildew

Early reports of powdery mildew on cucurbit crops are beginning to come in from Kentucky locations this week, so systemic fungicides should be incorporated into spray programs now for most effective disease management. Powdery mildew is a common disease of

Posted in Vegetables

Vegetable Diseases to Scout for: Anthracnose of Cucurbits

Cucumber, cantaloupe, and watermelon growers in Kentucky should have their eye out for anthracnose this week. Initial anthracnose infections occur during this time in the growing season in Kentucky, and preventative practices are essential to reducing disease incidence. Prevention, early

Posted in Vegetables