Blog Archives

Diseases to Scout for: Pythium Damping-off and Root Rot

Extended periods of cool, wet weather this spring may have you noticing symptoms of a common pathogen infecting plants: Pythium. This water mold pathogen particularly attacks seeds, seedlings, and young plants (Figures 1 and 2). Pythium is present at low

Posted in Greenhouses/High Tunnels, Tobacco, Vegetables

Mites/Miticides in High Tunnels

We are beginning to get some reports of spider mites on tomatoes in high tunnels. Mites are challenging pests to manage in greenhouses and high tunnels as they often go undetected when their populations are low. However, they reproduce quickly

Posted in Greenhouses/High Tunnels, Vegetables

High Tunnel White Fly Update

In the past week, there have been several reports of whiteflies, aphids, spider mites, and thrips attacking tomatoes in high tunnels or greenhouses. It is not unusual to have an upturn of insect activity in high tunnels as the season

Posted in Greenhouses/High Tunnels, 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

Managing Mites and Miticides in High Tunnels

Mites can be challenging pests to manage in greenhouses and high tunnels.  This is partly due to their small size; mites can go undetected until their numbers build and damage becomes apparent.  We are fortunate to have several miticides available

Posted in Greenhouses/High Tunnels, Vegetables

BROOD XXIII Due In West Kentucky

Brood XXIII of the periodical cicada is due to emerge along the Mississippi River Valley (Figure 1). In Kentucky, the bulk of this 13-year brood should occur west of I-65; the insects should be most abundant in counties along the

Posted in Greenhouses/High Tunnels

Managing High Tunnel Insect Pests

While growers can potentially find any type of insect pest in the high tunnel, whiteflies and thrips are the most common… and the most troublesome.  In addition to insects, several species of mites are serious and common pests. These pests

Posted in Greenhouses/High Tunnels