Soil is an earthy substance in which plants can grow. It contains mineral particles mixed with decayed organic matter and is capable of retaining water.

Read all about soil for growing marijuana in these articles:

More grow medium definitions:

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

World Icon

500 Helpful Articles

200 detailed grow guides

Group Icon

35,000+ Daily Visitors

500,000+ Grow Bible readers

Plant Icon

100 Hand-Picked Strains

8,000+ connected businesses