What is a Grow Medium?

A grow medium is the material on or in which you grow a plant. Also called a substrate.

Some examples of grow mediums are:

• Soil
• Rockwool
• Clay pellets
• Coconut fiber
• Perlite
• Vermiculite

Read all about grow mediums in these articles:

• A Beginner’s Guide to Growing Marijuana
• What is the Best Soil for Growing Marijuana?
• Hydroponic Marijuana Growing Indoors

More grow medium definitions:

Soil | Seedling & Cutting soil | Hydroponic | Rockwool | Clay pellets | Coconut fiber | Perlite | Vermiculite | Aeroponic