Growing, seeds and strains

Cannabis Grow Guides, Seed Bank Reviews and Strain Reviews

How to germinate seeds, set up lights, feed plants and judge harvest time, plus reviews of the seed banks that ship to you. For adults 21+ where cannabis is legal; federal law still applies in the US.

Growing guides, seedling to harvest

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Room setup, climate, soil pH, sexing plants and training for bigger yields, written for indoor and outdoor home grows.

Grow equipment we compared

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Short answers for new growers

How deep should you plant cannabis seeds?
About 1/4 to 1/2 inch (roughly 0.6 to 1.3 cm). Why planting depth matters →
Do cannabis seeds need light to germinate?
No. Moisture, warmth and air trigger germination. Cannabis seeds don't need light to germinate, and darkness is fine. How to germinate cannabis seeds, step by step →
What pH should cannabis soil be?
For soil, aim for about 6.0 to 7.0. Soilless and hydroponic mixes are kept more acidic, roughly 5.5 to 6.0 for soilless potting media. Soil pH and nutrient lockout explained →
How long do cannabis seeds last?
Seeds stored cool and dry often stay usable for a few years, but germination falls steadily with age. In one hemp seed study, fresh seed averaged about 96% germination; after three years, refrigerated seed averaged about 65% and room-temperature seed about 46%. Seed shelf life and storage →

Seed bank reviews

What each seed bank sells, where it ships, and how it compares with the others we have reviewed.

Recent strain reviews

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Each review covers type, potency, aroma, flavor, effects and the price paid for a legally bought sample.

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