Black RussianStrain, Effects, Genetics, Grow Guide & Where to Buy
Black Russian is one of the most-searched cannabis strains in the United States, but the data behind the hype is what holds growers' attention. It is a balanced hybrid (56% indica / 44% sativa) testing at roughly 24% THC, with a flowering window of 8-10 weeks under a 12/12 photoperiod. This guide pulls together the lineage, the effects, the grow data, and the practical answer to "where can I buy Black Russian seeds in the USA" in one place.
Black Russian Quick Stats
THC
24%
Indica
56%
Sativa
44%
Autoflower
No
Flowering
8-10 weeks
Difficulty
intermediate
Indoor Yield
450-550 g/m²
Outdoor Yield
500-700 g/plant
Plant Height
120-180 cm
Black RussianEffects & Experience
Black Russian is best known for creative, calm. The effects come on within the first 10 minutes and settle into a stable plateau that lasts 90 minutes to two hours at typical doses. Growers and users consistently note that the high stays true to its profile rather than drifting, what you feel in the first 20 minutes is what you have for the next 90.
Growing Black Russian
Growing Black Russian fits outdoor growers with at least 130 frost-free days; the balanced structure handles both heat and cool nights. Black Russian is photoperiod, which means you control when it flowers by switching from 18/6 (vegetative) to 12/12 (flowering). Most indoor growers veg for 4-6 weeks before the flip. Indoor yields land around 450-550 g/m² under quality LED, and outdoor plants given full sun and 5-7 gallon containers reliably produce 500-700 g/plant. Expected plant height is 120-180 cm, with intermediate cultivation difficulty. Practical tips that move the needle: apply low-stress training in week 2 of veg, bend the main stem horizontally and tie down to expose lower nodes; and flush nutrients in the final 10-14 days for cleaner flavor; trichomes finish properly even on plain pH-adjusted water. The most common challenge growers report is calcium and magnesium supplementation under bright LED lighting; cal-mag at 2-3 mL/gal from week 2 prevents the most common deficiency.
Black RussianLineage & Genetics
Black Russian is a Royal King Genetics in-house cross. The parental selection was chosen for hybrid vigor and a balanced effect profile, then stabilized over multiple generations to lock in phenotype expression. Seeds run true to the description on this page rather than spreading across a wide range of expressions.
Where to Buy Black Russian Seeds in the USA
Black Russian seeds ship from Royal King Seeds to all 50 US states with discreet packaging and a 95% germination guarantee. Average delivery is 3-5 business days, with the fastest routes typically reaching Alaska, Arizona, Arkansas, California, Colorado.
Black Russian FAQ
Is Black Russian indica or sativa?+
Black Russian is a balanced hybrid with a 56% indica / 44% sativa split. The effects lean balanced, neither dominantly head nor body.
How long does Black Russian take to flower?+
Black Russian flowers in 8-10 weeks once you flip to 12/12 light cycle. Outdoor harvest typically lands in late September to mid-October across most US zones.
What is the THC content of Black Russian?+
Black Russian tests at approximately 24% THC when grown to its potential. Real-world numbers depend on grow conditions, harvest timing, and curing, well-grown phenotypes can land at the high end of that range, while poorly cured flower tests lower.
Is Black Russian good for beginner growers?+
Black Russian is rated intermediate difficulty. Photoperiod genetics give you control over plant size and harvest timing, which means a bit more responsibility for getting the schedule right. Most growers with one harvest behind them handle this strain without difficulty.
Where can I buy Black Russian seeds in the USA?+
Royal King Seeds ships Black Russian seeds to all 50 US states with discreet packaging, 3-5 day delivery, and a 95% germination guarantee. The product page is at https://royalkingseeds.us/black-russian-feminized, checkout accepts standard cards, Apple Pay, and crypto.