LED Light Distance for Cannabis: Set It by Intensity
LED light distance cannabis guide: why the right height depends on canopy PPFD, not a fixed number of inches, and what research found on light and yield.
Inline Fan Size for a Grow Tent: How to Work Out CFM
Inline fan size grow tent guide: multiply length, width and height for tent volume, then size the exhaust for about one air exchange per minute.
VPD Chart for Cannabis: Vapor Pressure Deficit Explained
VPD chart cannabis guide: what vapor pressure deficit measures, how temperature and humidity set it, and a worked chart of VPD values from 70 to 85°F.
Sticky Traps for Grow Rooms: Yellow vs Blue
Sticky traps grow room guide: what yellow and blue cards catch, what Ontario greenhouse trials found for thrips, and where to hang traps for monitoring.
Dehumidifiers for Grow Rooms: How to Choose and Place One
Grow rooms gain moisture from plants and wet media. Learn how growers choose and place a dehumidifier in a cannabis grow room or tent.
Oscillating Fans in a Grow Tent: Air Circulation
An oscillating fan in a grow tent keeps air moving so leaves dry. Learn where to place circulation fans for cannabis and how strong to run them.
Grow Light Timers: How to Keep Cannabis on Schedule
A grow light timer keeps photoperiod cannabis on a fixed schedule. Learn the main timer types and simple checks that catch problems.
Top 10 Cannabis Seeds for Grow Tents
Ten compact autoflower and photoperiod strains that suit grow tents, with height, flowering time and yield notes to help you plan a small indoor grow.
What to Do With Fan Leaves and Trim After Harvest
Put fan leaves and trim to work after harvest: kief, cannabutter, tea, compost and mulch. What each use needs and which leaves are worth keeping.