Greenhouses and plant covers

A greenhouse or a simple cover can stretch your season and shield plants from the weather. These guides cover siting, coverings, flooring, benches, heating, venting and humidity control, evaporative cooling and shade paint. For lighter setups there are hoop houses, row covers and shade cloth, plus insect screening to keep bugs out. Weighing a greenhouse against a tent? There’s a guide for that too.

Glass greenhouse roof coated with a thin milky white shading layer over tall summer cannabis plants

Greenhouse Shade Paint and Whitewash

Greenhouse shade paint cuts summer light and heat on glass houses. Learn when to use it, how to mix and apply it, and how to clean it off in fall.

Vented unit heater mounted high in a poly greenhouse above rows of young cannabis plants on a frosty morning

Heating a Greenhouse for Cannabis

How to heat a greenhouse for cannabis in winter: heater types, venting, fresh air for burners, ethylene risk, CO alarms, fuel storage and wiring.

Scroll to Top