Grizzly Shelter Articles

How to Install 6 Mil Greenhouse Poly Film onto a Steel Frame High Tunnel Greenhouse

by Chris Charlwood May 08, 2026

A quality greenhouse covering is one of the most important investments you can make for your growing season. At Grizzly Shelter, our steel-framed h...

Posted in automatic greenhouse vents, double layer poly, greenhouse tunnel, high tunnel, high tunnel greenhouse, high tunnel greenhouses, install poly, poly install, side vent, vents

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Best Greenhouse Kits for Year-Round Growing

by Chris Charlwood January 07, 2026

Discover our top greenhouse kits for Canadian climates, including the beautiful Natura cedar frame model and premium greenhouses with automatic vents. Expert guide covers which vegetables, herbs, and flowers thrive in each greenhouse, from compact 4x4 starters to professional-grade structures.

Posted in Aria greenhouse, automatic greenhouse vents, automatic ventilation, Canadian greenhouses, CANOPIA greenhouse, cedar greenhouse, Glory greenhouse, Grand Gardener greenhouse, greenhouse climate control, greenhouse kits, greenhouse vegetables, herb garden, hobby greenhouse, Natura greenhouse, polycarbonate greenhouse, premium greenhouse, snow load greenhouse, tomato growing, vegetable gardening, winter gardening, year-round growing