Season Extension
• Start crops earlier in the spring
• Keep them going later in the fall
• Grow cool-season crops all
through the winter
Greenhouse
Heated, mechanically vented (thermostat)
Greenhouse
• Cannon Hort Plots greenhouse: 22' x 30'
• Start seedlings before last frost
• Portable, in-field frost protection
• Build a 17' x 100' hoop house for about $1,000
Download Plans
Shade
Season extension:
not just for cold weather
• Help fall seedlings get started, or stretch spring crops' season
• Protect tomatoes from sunscald
• Stretch shade cloth over hoop house or mini-hoops
Row Cover
Less frost protection, but more portable
Season Extension Resources
Cherry Tomatoes in Self-Wicking Containers
In 2020, the Kerr Center horticulture program trialed several varieties of cherry tomato from the Sun series, indoors in self-wicking containers. This report contains the results of that trial.
Hoop House Construction Plans
This document explains how to build a low-cost hoop house, of the design developed by Tod Hanley.
Hoop House Plans and Instructions
The Kerr Center sponsored several workshops on hoop house (also known as high-tunnel or cold frame) construction. The workshops focused on the low-cost, user-friendly design developed by producer grant recipients…
Read more
Hoophouse Materials List
This is a list of materials and cost calculations for building a hoophouse. It was most recently updated in fall 2017.
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Learn About: Hoop House Construction
Plans, instructions, and illustrations for building a low-cost Hanley-style hoop house. Learn more
