Writing
Notes, essays, and research from Defy Frost.
Janssens Royal Victorian Review: The Glass Estate Kit
Janssens Royal Victorian reviewed: 2026 lineup from $8,799 to $18,999, heating cost analysis, honest drawbacks, and who should buy glass over polycarbonate.
Outsunny Walk-In Greenhouse Review: What You Actually Get
Outsunny walk-in greenhouses reviewed: the $140 PE-cover entry vs. the $347–590 polycarbonate class, wind ratings decoded, and who should step up.
Palram Canopia Glory Greenhouse Review: Specs and Verdict
The Canopia Glory pairs 10mm twin-wall polycarbonate panels with a dark-grey aluminum frame and an 8'4" footprint. BHG Best Splurge Greenhouse Kit of 2024.
Palram Canopia Hybrid Greenhouse Review: Specs and Verdict
The Canopia Hybrid earned BHG's Best Overall 2024 pick with a 4mm polycarbonate roof, clear side panels, 15 lb/ft² snow rating, and 56 mph wind resistance.
Riga vs Janssens Royal Victorian Greenhouse: Which to Buy
Exaco imports both: a snow-rated polycarbonate arch and a Belgian glass Victorian. Side-by-side on glazing, insulation, price, and who buys which.
Greenhouse Snow and Wind Loads: What the Ratings Mean
The math behind greenhouse snow load ratings and wind specs, with a verified kit-by-kit comparison and a guide to matching specs to your climate zone.
Solexx Greenhouse Review: PE Twin-Wall vs. Polycarbonate
Solexx's PE twin-wall kits deliver R-2.1 insulation and diffused light. Five models compared: who should buy direct and who should keep looking.
Greenhouse Summer Cooling: Shade Cloth and Ventilation
Unventilated greenhouses kill summer crops. Shade cloth percentages, fan sizing, and evaporative cooling techniques to keep temperatures in the growing range.
Growing Food in an Unheated Greenhouse All Winter Long
Mache and kale survive to 10°F under minimal protection. This is the crop-by-crop guide to what actually grows in an unheated winter greenhouse.
Cheap Greenhouse Heating: Bubble Wrap, Barrels, and BTU Math
Cut greenhouse heating costs without a furnace. Horticultural bubble wrap, water barrel thermal mass, and a correctly sized heater. Verified June 2026.
Greenhouse Plastic: Mil, UV Life, and Which Film to Buy
6 mil vs woven, clear vs high-diffusion, 4-year vs 1-year: what the spec sheet numbers mean for your growing season and budget. Verified June 2026.
Exaco Riga Greenhouse Review: The Snow-Country Kit
What Exaco Riga owners actually report: German onion-arch kits from $5,095 to $23,000, the 8mm twin-wall snow story, and price per square foot.