Silverback GorillaStrain, Effects, Genetics, Grow Guide & Where to Buy
Silverback Gorilla is one of the most-searched cannabis strains in the United States, with a profile that holds up under scrutiny. It is a indica-dominant (74% indica / 26% sativa) testing at roughly 20% THC, with a flowering window of 8-10 weeks from seed as an autoflower. This guide pulls together the lineage, the effects, the grow data, and the practical answer to "where can I buy Silverback Gorilla seeds in the USA" in one place.
Silverback Gorilla Quick Stats
THC
20%
Indica
74%
Sativa
26%
Autoflower
Yes
Flowering
8-10 weeks from seed
Difficulty
intermediate
Indoor Yield
450-550 g/m²
Outdoor Yield
500-700 g/plant
Plant Height
60-100 cm
Silverback GorillaEffects & Experience
Silverback Gorilla is best known for relaxed, sleepy, happy. 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 Silverback Gorilla
Growing Silverback Gorilla fits guerrilla growers and balcony cultivators across all 50 states, since the plant ignores light cycle and finishes before fall rains arrive. Silverback Gorilla runs on an 18/6 light schedule from seed to harvest, autoflower genetics ignore photoperiod, so there is no flip and no light-cycle change. 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 60-100 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 maintain canopy airflow with an oscillating fan moving air through the leaves, not just above them, to prevent powdery mildew. The most common challenge growers report is over-feeding nitrogen past week 1 of flower, switch to bloom nutrients within 7 days of seeing pistils.
Silverback GorillaLineage & Genetics
Silverback Gorilla is a Royal King Genetics in-house cross. The parental selection was chosen for compact stature and resin density, 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 Silverback Gorilla Seeds in the USA
Silverback Gorilla 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.
Silverback Gorilla FAQ
Is Silverback Gorilla indica or sativa?+
Silverback Gorilla is a indica-dominant with a 74% indica / 26% sativa split. The effects lean toward physical relaxation and a calm, settled headspace.
How long does Silverback Gorilla take to flower?+
Silverback Gorilla flowers in 8-10 weeks from seed from seed, since autoflower genetics ignore light cycle. Outdoor harvest typically lands 70-90 days after planting.
What is the THC content of Silverback Gorilla?+
Silverback Gorilla tests at approximately 20% 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 Silverback Gorilla good for beginner growers?+
Silverback Gorilla is rated intermediate difficulty. The autoflower genetics simplify the process, no light schedule changes and a fast seed-to-harvest timeline make it forgiving for first-time growers. Most growers with one harvest behind them handle this strain without difficulty.
Where can I buy Silverback Gorilla seeds in the USA?+
Royal King Seeds ships Silverback Gorilla 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/silverback-gorilla-auto, checkout accepts standard cards, Apple Pay, and crypto.