NightcapStrain, Effects, Genetics, Grow Guide & Where to Buy
Few cultivars carry the cult following Nightcap has built across the US grow community , and the genetics live up to the reputation. It is a indica-leaning hybrid (67% indica / 33% sativa) testing at roughly 22% THC, with a flowering window of 7-9 weeks under a 12/12 photoperiod. What follows is a complete reference: terpene-led effects, genetic background, indoor and outdoor grow guidance, and the fastest way to get Nightcap seeds shipped to your state.
Nightcap Quick Stats
THC
22%
Indica
67%
Sativa
33%
Autoflower
No
Flowering
7-9 weeks
Difficulty
intermediate
Indoor Yield
Moderate
Outdoor Yield
Moderate
Plant Height
Medium (5 to 8 FT)
NightcapEffects & Experience
Reported effects center on relaxed, focused, calm. Nightcap pulls toward physical relaxation and a quiet, observational headspace, a profile that holds up across phenotypes when the seeds are grown to their potential.
Growing Nightcap
Growing Nightcap fits shorter outdoor seasons, Pacific Northwest, New England, Great Lakes, where 7-9 week flowering finishes ahead of October rains. Nightcap 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 Moderate under quality LED, and outdoor plants given full sun and 5-7 gallon containers reliably produce Moderate. Expected plant height is Medium (5 to 8 FT), with intermediate cultivation difficulty. Practical tips that move the needle: defoliate strategically on day 21 of flower; remove fan leaves blocking interior bud sites without stripping the plant; 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 late-flower humidity if your indoor RH climbs above 55% during the final two weeks.
NightcapLineage & Genetics
This cultivar is part of the Royal King Seeds curated catalog. Read the description as a general profile rather than a guarantee of your specific pack.
Where to Buy Nightcap Seeds in the USA
Nightcap 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.
Nightcap FAQ
Is Nightcap indica or sativa?+
Nightcap is a indica-leaning hybrid with a 67% indica / 33% sativa split. The effects lean toward physical relaxation and a calm, settled headspace.
How long does Nightcap take to flower?+
Nightcap flowers in 7-9 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 Nightcap?+
Nightcap 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 Nightcap good for beginner growers?+
Nightcap 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 Nightcap seeds in the USA?+
Royal King Seeds ships Nightcap seeds from within the United States, with estimated delivery in approximately 5-7 business days. The product page is at https://royalkingseeds.us/nightcap-feminized.