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The feminized cannabis strain, Serious Kush by Serious Seeds, is a cross-breed that marries the vast resin yield of White Russian with the potent effect of OG Kush. The result is a remarkable strain, high in potency, an enjoyable flavor akin to Eastern charas, and easy to cultivate. It is recommended for growers who are fond of Kush strains.

Seeds per pack

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Type and Genetics

These feminized cannabis seeds, Serious Kush by Serious Seeds, are an indica-dominant hybrid resulting from the cross of White Russian x OG Kush for a cannabis plant with a powerful, long-lasting, relaxing effect, and a delicious charas taste.


It grows with an indica, compact, and vigorous structure. Easy to grow.

Aroma and Flavor

Its flavor is sweet and earthy, reminiscent of Afghan Kush charas.


This strain's effect is powerful, long-lasting, relaxing, and highly enjoyable. Ideal for stress relief, quiet fun, or night-time use. Medicinally helpful against insomnia or chronic pain.


It flowers with fat and dense buds full of resin.

Indoors it can yield up to 500g per m2 and outdoor yield is medium/high.

Indoor Flowering

This strain will require at least 56 - 63 days of flowering, following the appropriate growth phase. It adapts to SOG (Sea of Green) techniques.

Outdoor Flowering

Harvest takes place during early to mid-October in the Northern Hemisphere and in the first two weeks of April in the Southern Hemisphere. Medium height.

Sativa/Indica Percentage

Hybrid with dominant indica features.


  • THC High


  • 3rd prize Indica category IC420 Cup 2016

La Huerta's Opinion

Serious Kush by Serious Seeds is a cannabis strain that's easy to grow and its Kush flavor will awaken irresistible cravings.

Recommended for all types of growers, especially indoor growers and those in cold climates.

Data sheet

Types of seeds
Feminized seeds
Indica sativa percentage
More indica (relaxing)
Flowering time
Average Flowering (55-65 days)
Strong effect
Earthy flavour
Hash/Resin flavour
Kush strain
White strain
Other characteristics
Easy to grow
Ideal for extracts

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