Cold Frame & High Tunnels-USDA High Tunnel Project

High Tunnels, Hoop Houses & Cold Frames These affordably priced season extenders conserves water and help protect your crops from excessive rain, wind, insects, birds and disease. The protective high tunnels can be fitted with sidewall roll-up curtains and insect screens to increase ventilation and at the same time reduce the need for pesticides. As a season extender they produce healthier and higher crop yields. Check out our various choices of affordable Gothic and Round style cold frame & high tunnels. Many of these models can be upgraded with environmental control systems resulting in even higher crop yields and greater profits for you.