Blue HazeStrain, Effects, Genetics, Grow Guide & Where to Buy
Among the strains American growers consistently come back to, Blue Haze 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 20% THC, with a flowering window of 55-65 days as an autoflower. On this page we cover the effects, the lineage, the grow profile, and where to buy Blue Haze seeds in the United States.
Blue Haze Quick Stats
THC
20%
Indica
80%
Sativa
20%
Autoflower
Yes
Flowering
55-65 days
Difficulty
intermediate
Indoor Yield
up to 500 g/m2
Outdoor Yield
up to 400 g/plant
Plant Height
Short
Blue HazeEffects & Experience
Reported effects center on focused, happy, relaxed. Blue Haze 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 Blue Haze
Growing Blue Haze fits short outdoor seasons in the upper Midwest, Pacific Northwest, and Northeast, autoflower genetics finish in 70-90 days from seed regardless of latitude. Blue Haze 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 up to 500 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 Short, 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 calcium and magnesium supplementation under bright LED lighting; cal-mag at 2-3 mL/gal from week 2 prevents the most common deficiency.
Blue HazeLineage & Genetics
Blue Haze is offered in the Royal King Seeds catalog. Read the description on this page as a general profile rather than a guarantee of your specific pack; expect some phenotype variation between packs.
Where to Buy Blue Haze Seeds in the USA
Blue Haze 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.
Blue Haze FAQ
Is Blue Haze indica or sativa?+
Blue Haze 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 Blue Haze take to flower?+
Blue Haze flowers in 55-65 days from seed, since autoflower genetics ignore light cycle. Outdoor harvest typically lands 70-90 days after planting.
What is the THC content of Blue Haze?+
Blue Haze 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 Blue Haze good for beginner growers?+
Blue Haze 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 Blue Haze seeds in the USA?+
Royal King Seeds ships Blue Haze seeds from within the United States, with estimated delivery in approximately 5-7 business days. The product page is at https://royalkingseeds.us/blue-haze-auto.