High Tunnels: Good for Crops, But Also Good for Pests?

high tunnel

High tunnels are a common sight in farm fields in temperate zones, where growers use them to lengthen the growing season of cold-sensitive crops. Also known as hoop houses, the large metal frames covered with plastic sheeting keep plants warmer as ambient temperatures begin to fall. Conventional wisdom holds that high tunnels shield plants from […]

How to Tell the Difference Between Tomato and Tobacco Hornworms

This video by North Carolina State University’s Small Fruit & Tobacco IPM Lab shows the similarities and differences between tomato and tobacco hornworm caterpillars and moths. Both species of hornworm caterpillars feed on tobacco and other plants, and the tobacco hornworm (Manduca sexta) and the tomato hornworm (Manduca quinquemaculata) are easy to confuse because they […]