The right choice of variety determines yield, quality and cultivation success. Complete variety guide for every type of grower.
The choice of strain is the most important decision before any cannabis cultivation:
**Indica-dominant strains:**
*Growth characteristics:*
- Compact, bushy growth (1-1.5m)
- Short internode spacing
- Broad, dark leaves
- Fast flowering time (6-8 weeks)
- Dense, resinous flowers
- High yields per square metre
*Growing advantages:*
- Perfect for indoor cultivation
- Little training required
- Space saving
- Cool temperatures tolerated
- Beginner friendly
*Popular Indica strains:*
- Northern Lights: Classic, very robust
- Afghan Kush: Strong genetics, high resin production
- Blueberry: Fruity flavours, moderate potency
- Critical Mass: Extreme yields, fast flowering
*Ideal for:*
- Small grow rooms
- Beginners
- Fast harvests
- Relaxing evening effect
**Sativa-dominant strains:**
*Growth characteristics:*
- Tall, slender plants (2-4m outdoors)
- Long internodes
- Narrow, light-coloured leaves
- Longer flowering time (9-14 weeks)
- Airy, open flower structure
- Less yield per plant, but higher potency
*Cultivation challenges:*
- Needs a lot of space vertically
- Training essential indoors
- Longer cultivation time
- Higher temperatures preferred
- Experience required
*Popular sativa strains:*
- Amnesia Haze: Potent, long flowering
- Jack Herer: Balanced, classic
- Durban Poison: Pure sativa, energetic
- Green Crack: Fast for sativa, focussing
The right choice of strain is based on experience, space, time and desired effect. Beginners should start with robust, fast varieties.
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