Greenhouse and Tunnel Supplies
Whether you grow from earliest spring to late fall or run your production year-round, our season-extension supplies provide the versatility and durability you need to protect your crops from the elements. We offer greenhouse film; benders and jigs for high tunnels and low tunnels; and supports, anchors, and hardware to keep it all together. Use our calculators and construction manuals to plan ahead, estimate costs, and determine the right season-extension configuration, components, and quantities.
Done
Quickly fasten greenhouse coverings to low tunnels.
Quickly fasten greenhouse coverings to low tunnels.
Securely locks high tunnel covers into the Poly Latch Channel.
A convenient, reusable, and high-integrity connection system for high tunnel plastic and other cover materials.
Save time, money and make structures stronger.
Save time, money and make structures stronger.
For everything from small patch jobs to splicing large sheets together.
For everything from small patch jobs to splicing large sheets together.
Quickly fasten greenhouse coverings to low tunnels.
Quickly fasten greenhouse coverings to low tunnels.
For securing the ends of collar ties and angle braces to bows.
For securing the ends of collar ties and angle braces to bows.
Quickly fasten greenhouse coverings to low tunnels.
Quickly fasten greenhouse coverings to low tunnels.
For everything from small patch jobs to splicing large sheets together.
For everything from small patch jobs to splicing large sheets together.
A very versatile piece of greenhouse hardware.
A very versatile piece of greenhouse hardware.
Quickly fasten greenhouse coverings to low tunnels.
Quickly fasten greenhouse coverings to low tunnels.
Johnny's Exclusive
Hoophouse-style protection at 1/20th the cost.
Hoophouse-style protection at 1/20th the cost.
Johnny's Exclusive
Bends 12' wide rigid half-pipe for DIY high tunnel. Lever bar included.
Ultimate versatility in low-cost protected cropping and season extension.
Bends gothic arch-shaped bows to shed snow more efficiently.
Bends gothic arch-shaped bows to shed snow more efficiently.
Attaches to high tunnel frames, baseboards, and hipboards.
A convenient, reusable, and high-integrity connection system for high tunnel plastic and other cover materials.
For everything from small patch jobs to splicing large sheets together.
For everything from small patch jobs to splicing large sheets together.
Johnny's Exclusive
Bends 13-14' wide hoops that compress into ground posts for high tunnel.
Protect your crops and extend your season early in the spring and late in the fall.
Protect tall crops from pests and the elements.
Hoophouse-style protection at 1/20th the cost.
Preferred winter covering for Quick Hoops.
The preferred winter covering for Quick Hoops™.