G13 WidowStrain, Effects, Genetics, Grow Guide & Where to Buy
Few cultivars carry the cult following G13 Widow has built across the US grow community , and the appeal is easy to explain. It is a indica-leaning hybrid (65% indica / 35% sativa) testing at roughly 22% THC, with a flowering window of 8-10 weeks from seed as an autoflower. What follows is a complete reference: terpene-led effects, genetic background, indoor and outdoor grow guidance, and the fastest way to get G13 Widow seeds shipped to your state.
G13 Widow Quick Stats
THC
22%
Indica
65%
Sativa
35%
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
G13 WidowEffects & Experience
G13 Widow 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 G13 Widow
Growing G13 Widow fits guerrilla growers and balcony cultivators across all 50 states, since the plant ignores light cycle and finishes before fall rains arrive. G13 Widow 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: feed cal-mag from week 2 onward at 2-3 mL per gallon, most reverse-osmosis and soft tap water setups need it; and defoliate strategically on day 21 of flower; remove fan leaves blocking interior bud sites without stripping the plant. The most common challenge growers report is training timing, top at the 4th node, not earlier and not later, for the best canopy distribution.
G13 WidowLineage & Genetics
This cultivar comes from the Royal King Genetics breeding program, an in-house line developed for fast finishing and heavy yields under indoor conditions. Phenotype consistency is the result of multiple generations of selection rather than commercial seed-run breeding.
Where to Buy G13 Widow Seeds in the USA
G13 Widow 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.
G13 Widow FAQ
Is G13 Widow indica or sativa?+
G13 Widow is a indica-leaning hybrid with a 65% indica / 35% sativa split. The effects lean toward physical relaxation and a calm, settled headspace.
How long does G13 Widow take to flower?+
G13 Widow 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 G13 Widow?+
G13 Widow tests at approximately 22% 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 G13 Widow good for beginner growers?+
G13 Widow 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 G13 Widow seeds in the USA?+
Royal King Seeds ships G13 Widow 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/g13-widow-auto, checkout accepts standard cards, Apple Pay, and crypto.