A number of aphid species are now common and attacking various crops in high tunnels, as well as vegetables in the field. Aphids (Figure 1) feed with piercing-sucking mouthparts and produce large amounts of honeydew, possibly resulting in the growth…

Kentucky producers of tomatoes in high tunnel or greenhouse production systems manage several key arthropod pests to maximize their yields and profits.  An environmentally and economically sound management system for these pests is based on the following components: Sanitation and…

There have been several reports of high thrips populations attacking crops and bothering homeowners alike this spring (see KPN June 5, 2018, Thrips Can Be Cause of “Mystery Bites” and “Pool Miseries”). Despite their tiny size, various thrips species are…

As the weather begins to warm, mite activity is likely to increase in high tunnels and greenhouses. Due to their small size and cryptic habits, it is usually easier to initially scout for signs of their activity, rather than trying…

One of the more common pest issues across a range of vegetable crops in greenhouses is aphid management. Vegetable production in protected environments is generally used to extend seasons and during these times of the year problems with aphids are…

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…

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…

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…