What is Neville Haze strain?

Neville Haze is a sativa-dominant cannabis strain released by Barney's Farm in Amsterdam as their interpretation of the Haze genetics associated with Neville Schoenmakers. It crosses Original Haze with a Northern Lights #5 variation and typically tests between 16 and 21 percent THC. Flowering takes 12 to 14 weeks, making it one of the longer-flowering sativas available commercially. Effects are cerebral, creative, and euphoric with the classic long-lasting Haze character.

What is the difference between Neville Haze and Neville's Haze?

Neville Haze and Neville's Haze are distinct commercial products despite sharing the same core genetic inspiration. Neville's Haze (with apostrophe-s) refers to the original strain created by Neville Schoenmakers at The Seed Bank in the 1980s: a direct Original Haze x NL#5 cross that flowers in 14 to 16 weeks. Neville Haze (without apostrophe-s) is Barney's Farm's version, which uses a similar genetic base but reflects their own phenotype selection and stabilization process, typically expressing in 12 to 14 weeks with slightly varied terpene character. Both share the cerebral Haze sativa character but are not identical.

Who created Neville Haze?

Neville Haze as a named commercial product was developed and released by Barney's Farm, the renowned Amsterdam seed bank. Barney's Farm interpreted the Original Haze x NL#5 cross associated with legendary breeder Neville Schoenmakers and released their own stabilized version. Barney's Farm is known for their dedication to sativa genetics and regularly produces award-winning versions of classic lines at their Amsterdam seed bank.

What are Neville Haze effects?

Neville Haze produces classic cerebral sativa effects: creative, euphoric, and cerebral with an uplifting, introspective quality. The onset is a mental expansion that sharpens focus and elevates mood. The main phase delivers sustained creative energy and sensory enhancement. Duration is exceptional at 2 to 3 hours from a typical session. Body effects are minimal — this is a primarily mental experience. The piney-citrus-earthy Haze aroma is immediately recognizable to experienced sativa consumers.

How long does Neville Haze take to flower?

Neville Haze takes 12 to 14 weeks to flower, which is shorter than the 14 to 16 weeks of the original Neville's Haze, but still among the longest flowering periods of commercially available cannabis strains. This extended flowering time is a direct inheritance from the Original Haze genetics within the cross. Barney's Farm's selection process focused partly on finding phenotypes that express the full Haze character in a slightly more compressed timeframe.

Is Neville Haze hard to grow?

Yes, Neville Haze is a challenging strain to grow. The 12 to 14 week flowering period demands patience and consistent growing conditions over an extended time. Sativa-dominant plants stretch significantly during the flowering transition and require height management through topping, ScrOG, or supercropping. Outdoor growing is only viable in climates with very long, warm growing seasons. The strain rewards experienced growers with high-quality, terpene-rich flowers.

Neville Haze Strain — Barney's Farm Sativa Guide

Jordan Price

Cannabis Cultivation Specialist at ZenWeedGuide. Expert in strain genetics, terpene profiles, and grow room optimization across 15+ years of hands-on cultivation.

Last reviewed: May 2026

Key Findings

Barney’s Farm’s release of Original Haze × NL#5 genetics; distinct from Neville’s Haze (The Seed Bank, 1980s) despite shared genetic base
THC 16–21%; CBD below 1%; cerebral sativa potency with classic long-duration Haze character
Dominant terpenes: terpinolene, ocimene, caryophyllene — citrus, piney, earthy Haze signature
Effects: cerebral, creative, euphoric; classic Haze high lasting 2–3 hours; minimal body sedation
Flowering time 12–14 weeks — shorter than original Neville’s Haze but still among the longest of any commercial strain
Challenging grow: tall sativa structure, extended flower time, height management required
Ideal for experienced sativa consumers; daytime use, creative work, mood elevation; not suitable for anxiety-prone consumers at high doses

Neville Haze vs. Neville’s Haze: Disambiguation

The naming similarity between Neville Haze and Neville’s Haze creates genuine confusion that deserves direct clarification. These are two distinct commercial products with the same genetic inspiration but different breeding histories, release sources, and phenotypic expressions.

Neville’s Haze (with apostrophe-s) is the original: a cross of Original Haze and Northern Lights #5 created by Neville Schoenmakers at The Seed Bank in the Netherlands during the 1980s. It flowers in 14 to 16 weeks, represents the most direct preservation of Original Haze genetics available through commercial channels, and is widely recognized as one of the benchmark sativas in cannabis history.

Neville Haze (without apostrophe-s) is Barney’s Farm’s interpretation of the same genetic concept. Barney’s Farm, the renowned Amsterdam seed bank, worked with the Original Haze × NL#5 cross and applied their own selection criteria and stabilization process. Their version typically expresses in 12 to 14 weeks — two weeks shorter than the original — with a phenotype profile that reflects their specific selection priorities for quality, yield, and commercial viability.

The relationship is analogous to the difference between an original recipe and a respected interpretation by a different chef. Both share core character; neither is a copy or inferior version. Neville Haze stands on its own merits as a Barney’s Farm product while honoring the Neville Schoenmakers legacy that inspired it.

Neville Haze vs. Neville’s Haze: Disambiguation Table

Attribute	Neville Haze (this page)	Neville’s Haze
Name spelling	Neville Haze (no apostrophe-s)	Neville’s Haze (with apostrophe-s)
Breeder/Source	Barney’s Farm, Amsterdam	Neville Schoenmakers / The Seed Bank
Genetics	Original Haze × NL#5 variation (Barney’s selection)	Original Haze × NL#5 (original cross)
Flower time	12–14 weeks	14–16 weeks
THC range	16–21%	17–21%
Era	Released by Barney’s Farm (modern era)	Created 1980s Netherlands
Key difference	Barney’s Farm phenotype selection; slightly shorter flower	Original source genetics; longest Haze flowering period

Barney’s Farm and the Haze Legacy

Barney’s Farm is one of Amsterdam’s most established seed banks, founded in the 1980s with a long commitment to sativa genetics preservation and development. The release of Neville Haze reflects their ongoing effort to make challenging classic genetics accessible to a wider audience of serious growers.

Where the original Neville’s Haze demands 14 to 16 weeks and extreme patience, Barney’s Farm worked to find phenotypic expressions that compress this somewhat while preserving the essential Haze character. The 12 to 14 week window that Neville Haze typically achieves is still a major commitment by modern standards — the vast majority of commercial strains flower in 8 to 10 weeks — but it represents a more approachable entry into the Haze sativa world for dedicated growers not yet ready for the full 16-week commitment.

Haze Variety Comparison

Strain	Genetics Base	Flower Time	THC	Key Character
Original Haze	Colombian × Mexican × Thai × South Indian	16–20 weeks	15–20%	Purest cerebral sativa; near-impractical for indoor
Neville Haze (this)	Original Haze × NL#5 (Barney’s)	12–14 weeks	16–21%	Barney’s phenotype; slightly shorter window
Neville’s Haze	Original Haze × NL#5 (The Seed Bank)	14–16 weeks	17–21%	Original source; ancestor of all Haze descendants
Super Silver Haze	Neville’s Haze × Skunk#1 × NL	9–11 weeks	18–23%	3× Cannabis Cup; most accessible Haze descendant

Terpene Profile

The terpene profile of Neville Haze is dominated by terpinolene — the defining Haze terpene responsible for the piney, floral, citrus electric quality that immediately separates Haze genetics from all other cannabis categories. Ocimene contributes a sweet, floral-tropical brightness. Caryophyllene adds a subtle spicy depth that gives the aroma complexity beyond the citrus-piney primary notes.

Terpene	Aroma	Effect Contribution	Occurrence
Terpinolene	Piney, floral, citrus, electric	Uplifting, cerebral; antioxidant	Rare — primary in Haze/Jack Herer/Trainwreck only
Ocimene	Sweet, tropical, floral	Uplifting brightness; anti-fungal properties	Common in Haze and tropical sativa lines
Caryophyllene	Spicy, peppery depth	CB2 agonist; stress modulation; anti-inflammatory	Present across many cannabis types

Effects

Neville Haze delivers the classic Haze cerebral sativa experience: mental expansion, creative elevation, and a euphoric introspective quality that distinguishes Haze genetics from every other cannabis category regardless of THC percentage.

Onset (0–15 minutes): An immediate electric cerebral uplift — thoughts sharpen, sensory perception heightens, mood lifts rapidly. The terpinolene-driven onset has a distinctive quality that experienced sativa consumers recognize immediately as authentic Haze character.

Main phase (15–120 minutes): Sustained creative energy and euphoric clarity. Conversations become engaging and ideas flow without effort. Sensory enjoyment of music, visual art, and nature is significantly enhanced. Body effects remain minimal throughout — this is almost entirely a cerebral experience.

Late phase (2–3 hours): Gradual, smooth tapering without energy crash or anxiety tail. The long duration of the Haze high is one of its most valued qualities among experienced consumers. Full functionality is maintained throughout for most consumers at moderate doses.

Grow Specifications

Parameter	Indoor	Outdoor
Flower time	12–14 weeks	November+ (tropical/subtropical only)
Yield	Moderate–high with training	High in suitable climates
Plant height	150–220cm (aggressive training needed)	200–300cm+
Difficulty	Challenging	Challenging
Training	ScrOG, topping, supercropping essential	LST recommended to manage height
Climate	Controlled environment strongly preferred	Tropical/subtropical only; not temperate

Explore Effects

Cerebral Creative Euphoric Uplifted Energetic

Neville Haze — Barney’s Farm Interpretation of Original Haze Genetics