Build Your Own Hoop House: The Ultimate DIY Guide
It's a simple frame built using a treated 2×6 on its side with a treated 2×4 screwed horizontally to the top and bottom of it all along the entire framework....
Building your own hoop house is one of the most rewarding projects for the serious home gardener or small-scale farmer. This simple, curved structure extends the growing season, protects crops from harsh weather, and provides a cost-effective alternative to permanent greenhouses. With a clear plan and the right materials, you can create a durable and versatile growing environment that pays dividends in fresh produce year-round.
Planning Your Hoop House Design
The first step is to determine the size and placement of your structure. Choose a location that receives at least 6 hours of direct sunlight daily and has excellent drainage to prevent waterlogging. For easier access and better snow or rain runoff, orient the hoop house lengthwise in an east-west direction. Common materials for the frame include EMT electrical conduit, which is affordable and flexible, or galvanized steel pipes for added durability. The width typically ranges from 8 to 16 feet, while the length can be customized to fit your space, with 20 to 30 feet being a popular size for manageable construction.
Selecting the Cover Material
The covering is crucial for insulation and light transmission. For year-round use, 6-mil or thicker greenhouse polycarbonate is ideal due to its durability and insulating properties. While 4-mil plastic is cheaper, it is prone to tearing and requires annual replacement. UV-stabilized materials are essential to prevent rapid degradation from sun exposure. If ventilation is a priority, consider roll-up sides made with fabric or mesh to regulate temperature and deter pests during warmer months.
Constructing the Frame
Laying out the base involves marking the pathway for the base pipes, which anchor the structure to the ground. Drive sturdy ground stakes at each end and bend the conduit pipes into evenly spaced arches, or "hoops," spanning the width. Space the hoops approximately 4 to 6 feet apart for optimal strength. Secure the pipes at the base using ground sleeves or by directly driving them into the soil, ensuring they are firmly anchored to resist wind and snow loads.
Bracing and Stability
Stability is paramount, especially in regions with high winds or heavy snowfall. Install a central purlin or ridge wire running the length of the top to prevent the hoops from collapsing inward. Cross-brace the frame with tensioned cables or wooden rails anchored to ground stakes for lateral support. Reinforce the entrances with a solid frame and consider adding concrete footers for the end posts to provide a rock-solid foundation that withstands seasonal stress.
Attaching the cover correctly ensures a tight, secure fit that protects your crops. Begin by rolling the plastic over one long edge and securing it with lumber or tension straps to create a tight "pocket" for the base pipe. Unroll the cover over the frame, gently pulling it taut to eliminate wrinkles that could catch wind or collect rainwater. Secure the top ridge with a bungee cord or a wooden batten, and anchor the sides with soil tires or clamps to prevent flapping.
Ventilation and Climate Control
Without proper ventilation, a hoop house can overheat quickly, cooking your plants on sunny days. Install operable windows or roll-up sides at both ends to create a cross-breeze. For automated temperature control, consider adding automatic vent openers that respond to ambient heat. In colder climates, you can add a second layer of plastic to create an air gap, which significantly boosts insulation and reduces heat loss during the night.
Interior Organization and Maintenance
Maximize the space inside by installing shelves or raised beds, which keep plants off the cold ground and improve air circulation. Use drip irrigation or soaker hoses to deliver water efficiently directly to the roots, minimizing waste and leaf disease. Regularly inspect the plastic for tears and patch them promptly with greenhouse tape to maintain the integrity of the environment. With these systems in place, your hoop house will become a low-maintenance powerhouse for extending harvests and nurturing delicate plants.
<strong>Build Your Own Hoop House - Backwoods Home Magazine</strong><p>It's a simple frame built using a treated 2×6 on its side with a treated 2×4 screwed horizontally to the top and bottom of it all along the entire framework.</p>
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