Opal OG KushStrain, Effects, Genetics, Grow Guide & Where to Buy
Among the strains American growers consistently come back to, Opal OG Kush sits near the top of the list, but the data behind the hype is what holds growers' attention. It is a indica-dominant (80% indica / 20% sativa) testing at roughly 23% THC, with a flowering window of 55-65 days under a 12/12 photoperiod. On this page we cover the effects, the lineage, the grow profile, and where to buy Opal OG Kush seeds in the United States.
Opal OG Kush Quick Stats
THC
23%
Indica
80%
Sativa
20%
Autoflower
No
Flowering
55-65 days
Difficulty
intermediate
Indoor Yield
up to 400 g/m2
Outdoor Yield
up to 400 g/plant
Plant Height
3-4 Ft. Medium
Opal OG KushEffects & Experience
Opal OG Kush is best known for relaxed, 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 Opal OG Kush
Growing Opal OG Kush fits indoor growers in compact spaces; indica genetics stay short and bushy without aggressive training. Opal OG Kush 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 up to 400 g/m2 under quality LED, and outdoor plants given full sun and 5-7 gallon containers reliably produce up to 400 g/plant. Expected plant height is 3-4 Ft. Medium, 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 top once at the 4th node to encourage 4-6 even main colas instead of one dominant cola. 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.
Opal OG KushLineage & Genetics
Opal OG Kush traces back to Chemdawg x Hindu Kush x Lemon Thai, a cross that has shaped the modern cannabis menu for over a decade. The parental genetics explain the compact structure and resin production you see in the finished plant. Read this as the generally reported profile; expect some phenotype variation between packs, as with any strain offered by multiple sources.
Where to Buy Opal OG Kush Seeds in the USA
Opal OG Kush seeds ship from Royal King Seeds from within the United States. Estimated delivery is approximately 5-7 business days; actual timing varies by destination and carrier.
Opal OG Kush FAQ
Is Opal OG Kush indica or sativa?+
Opal OG Kush is a indica-dominant with a 80% indica / 20% sativa split. The effects lean toward physical relaxation and a calm, settled headspace.
How long does Opal OG Kush take to flower?+
Opal OG Kush flowers in 55-65 days 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 Opal OG Kush?+
Opal OG Kush tests at approximately 23% 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 Opal OG Kush good for beginner growers?+
Opal OG Kush 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 Opal OG Kush seeds in the USA?+
Royal King Seeds ships Opal OG Kush seeds from within the United States, with estimated delivery in approximately 5-7 business days. The product page is at https://royalkingseeds.us/opal-og-kush-feminized.