Home High Tunnel Construction
Elizabeth Buck, Extension Vegetable Specialist
Cornell Vegetable Program

Part I
Part 1 introduces the farm, lays out the background information, gives specifics on tunnel dimensions, lists all materials needed and includes construction instructions from site preparation to ground post installation.
Part II
Part 2 continues outlining the construction process. Includes information on bending, installing and anchoring hoops.
Part III
Part 3 concludes the construction process, covering ridge-pole installation, plastic attachment, end wall construction and photos of finished tunnels. It also contains links to additional resources.
Additional resources that may be helpful to you:
Quick Tunnel Instruction Guide - Johnny's Selected Seeds (PDF; 2701KB)
Zero Disease Tolerance in High Tunnels (PDF; 216KB)
Part I: General Info from Site Preparation to Ground Post Installation (pdf; 2760KB)

Upcoming Events
Fungi, Forage & Forest
June 12, 2026 : Friday Evening
Buckets, Beds & Totems
Explore mushroom cultivation techniques featuring oyster mushrooms, wine caps, and lion's mane mushrooms.
June 13, 2026 : Saturday Full-Day
Wild Edibles
Learn about edible plants and responsible foraging practices focused on plants only (no wild mushroom foraging).
Agroforestry Talk
Discover how agroforestry systems can support farm diversification and sustainable land management.
Shiitake Inoculation (hands-on workshop at Heartland Organics)
Participate in a hands-on shiitake inoculation workshop and learn the basics of log-grown mushroom production.
2026 Muck Onion Growers Twilight Meeting in Oswego
June 18, 2026
Oswego, NY
Open to all Onion Enthusiasts, the Muck Onion Growers Twilight Meeting will include an onion disease research update from 2025, new fungicide recommendations for 2026, an onion maggot seed treatment update, herbicide demonstration tour, and more. This educational event is immediately followed by a catered dinner; both are FREE thanks to generous sponsors!
2.25 DEC recertification credits available in categories 1a, 10 and 23. CCA credits will be offered too.