Most Potent Auto Strains

For those interested in automatic cannabis strains, potency is a crucial consideration for both growers and consumers. Certain strains in this category can achieve remarkable THC levels that surpass 35%, making them some of the most powerful choices on the market. Such high THC concentrations result in a strong and enjoyable experience for users seeking intensity.

Our curated selection features the most potent automatic cannabis strains recognized for their impressive strength and delightful flavor. These strains not only offer significant effects but also boast an appealing aroma and taste profile. Whether you are an experienced grower or a cannabis aficionado, delving into these potent autos can enrich your cannabis collection with exciting options.

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  • Yield per plant outdoors: 200-250 grams clear
  • Max THC Content: 20-25% "High THC" clear
Just Feminized
£3.30
(tax excl.)
 Despatch Time 24 Hours (fast delivery)  If unavailable get FREE seeds & item refund AKA Original 47 Auto by Just Feminized is a Ruderalis x AK47 South African Marijuana Strain. Its Heritage comes from Pure Sativa Dominant and has a 10-11 Weeks Seed to Harvest Time. Yields per m2 indoor are around 400-500 grams with a height of 70-120cm, THC Content at 18-22% and Low CBD under 0.5%
Kalashnikov Seeds
£55.70
(tax excl.)
 Despatch Time 24-48 Hours (fast delivery)  If unavailable get FREE seeds & item refund Siberian Haze Auto Fem by Kalashnikov Seeds is a Ruderalis x Original AK47 Amnesia Hybrid Cannabis Strain. Its Heritage comes from Pure Sativa Dominant and has a 11-13 Weeks Seed to Harvest Time. Yields per m2 indoor are around 400-500 grams with a height of 60-120cm THC Content at 18-22% and Low CBD under 0.5%