Gypsum for Cannabis: When It Helps and When It Doesn’t
Gypsum adds calcium and sulfur without raising pH. Learn when a soil test points to gypsum for cannabis and hemp, and when it adds nothing.
Raised Beds for Cannabis: Build and Fill Them Right
Raised beds drain faster and warm sooner than flat ground. Learn when they help outdoor cannabis, how deep to build them and what to fill them with.
Perlite vs Vermiculite for Cannabis: Which to Use?
Perlite adds air, while vermiculite holds water and nutrients. Learn how each changes a cannabis mix, what research used, and how growers choose.
Rockwool for Cannabis: Pros, Cons and How to Prep It
Rockwool is a uniform grow medium used for clones and hydro. Learn how it compares for cannabis, its drawbacks, and how growers prepare it.
Drip Irrigation for Cannabis: A Simple Setup Guide
Drip irrigation for cannabis puts water at the roots. Learn how hemp growers use drip lines and judge run times by soil moisture.
Bottom Watering Cannabis: When It Helps and How to Do It
Bottom watering lets pots soak up water from below. Learn when it suits cannabis in containers, how growers do it, and how to avoid salt buildup.
Air Layering Cannabis: Rooting a Branch Before You Cut It
Air layering grows roots on a cannabis branch while it is still on the plant. Learn how growers do it and how it compares to taking cuttings.
Salt Buildup in Cannabis Soil: Signs and Fixes
White crust on the pot or soil and burnt leaf tips can point to salt buildup. Learn what causes it in cannabis and how growers leach it out.
Hugelkultur for Cannabis: Growing on a Buried-Wood Mound
What a hugelkultur mound is, which woods to use and avoid, how to layer logs, brush and compost, when to build it, and the known limits of the method.