Citral by Nirvana

Citral strain photo
Type mostly indicaFlower ±60 daysCross Unknown Strain × Hindu Kush

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Long before everyone was chasing modern dessert strains, Citral from Nirvana Seeds was the go-to workhorse for growers who wanted massive yields of old-world hash plant smoke. Tracing its roots straight back to the Hindu Kush mountains near the Chitral district of Pakistan, this strain is a heavily indica-dominant legend that has been holding down Nirvana's catalog since the 90s. Some old heads swear it has a touch of skunk in the lineage to pump up the citrus, but at its core, this is a raw, resin-drenched mountain plant built for making premium hash.

Growing Citral is a dream if you have your environment dialed in. She grows like a classic Afghan broadleaf—short, squat, and incredibly bushy. You'll want to let her veg out a bit taller than usual before flipping the lights, because she doesn't stretch much once flowering hits. Indoors, she finishes up right around 8 to 9 weeks, stacking fat, dense colas that get so heavy you'll likely need to stake the branches. Because the foliage gets so thick, you absolutely have to stay on top of defoliation to keep air moving and prevent bud rot deep in the canopy.

What really sets this cut apart is the terpene profile. Instead of the usual heavy earth and pine, Citral throws off a sharp, clean lemon-citrus aroma that smells almost exactly like fresh fabric softener layered over classic hash. But the high totally catches you off guard. Despite the heavy indica structure, the buzz is surprisingly cerebral and balanced—a deeply relaxing stoned feeling that won't immediately knock you out. It's an absolute classic that proves the old-school Dutch seed bank genetics still hold plenty of fire.

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Similar strains

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BreederNirvana
Typemostly indica
Flowering time±60 days
EnvironmentIndoors
LineageUnknown Strain × Hindu Kush
DescendantsDouble Fun, New Citral City, Double Fun, Mrs. Elvis, Chitrally, Growi Seeds Amsterdam - Citral, Citrus Skunk, Citral Skunk, Blue Hawaii, Citral Skunk, Omni Seeds - Rasah

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🧬 Explore the family: Unknown Strain · Hindu Kush · Double Fun · New Citral City · Double Fun · Mrs. Elvis · Chitrally · Growi Seeds Amsterdam - Citral · Citrus Skunk · Citral Skunk

Ancestry Pedigree

Unknown Strain
Original Strains
Hindu Kush
Nirvana Seeds
Hindu Kush Indica
Original Strains

Growing Citral: what to expect

As an indica-leaning plant, expect a modest stretch after the flip (roughly 50–100%) and dense bud structure — which makes late-flower humidity discipline the main risk: keep RH in the 40s once buds fatten to stay ahead of mold. Growers familiar with Unknown Strain or Hindu Kush will recognize much of its behavior. Whatever the listing says, the cut in YOUR tent is the ground truth: log feedings, readings, and photos, and let the trends — not the label — drive decisions.

Citral FAQ

How long does Citral take to flower?

Citral typically flowers in around 60 days after switching to a 12/12 light schedule. Individual phenotypes vary, so judge harvest readiness by trichome color, not the calendar.

Is Citral an indica or a sativa?

Citral is listed as mostly indica.

What are the parents of Citral?

Citral was bred from Unknown Strain × Hindu Kush by Nirvana.

What environment does Citral like?

Standard cannabis bands work well: VPD 0.8–1.1 kPa in veg and 1.0–1.4 kPa in flower, with humidity stepping down from 65–75% as a seedling to 40–50% in late flower. See the stage-by-stage table on this page.

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Published by Cultivar (logmygrow.com), a structured grow journal. These reference bands are the same ones the app grades real grows against. Free to cite with a link. Some outbound product links are affiliate links — see disclosures.