Journal
The Mearal Journal.
Practical guides, seasonal planting calendars, and product deep-dives for greenhouse owners across Canada and the United States.
June 2, 2026
Rainwater Collection Systems for Greenhouse Irrigation
A greenhouse roof can harvest thousands of litres of free, chlorine-free water a year. Here's how to size, store, and plumb a rainwater system that actually works.
June 2, 2026
Greenhouse Heating Options for Canadian Winters
From electric and propane to thermal mass and bubble wrap, here's how to keep a backyard greenhouse warm through a real Canadian winter without a shocking power bill.
May 31, 2026
Greenhouse Interior Design: Shelving, Benches, and Storage
A 162 sq ft greenhouse can feel cramped or cavernous depending on what you put inside it. Here's how to lay out shelves, benches, and storage that actually work.
May 25, 2026
Used vs New Greenhouses: Hidden Costs of Buying Second-Hand
A used greenhouse can look like a steal until you tally panel replacement, frame corrosion, missing hardware, and no warranty. Here's what to check first.