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7,60€ – 57,00€Price range: 7,60€ through 57,00€
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| Weight | N/A |
|---|---|
| Genetic Type | Pure Sativa |
| Harvest Time | 12-14 Weeks |
| Harvest Yield | 500-600g / m2 |
| Seed Gender | Feminized Seed |
| Seedbank | Green House Seeds |
| THC | High THC (20%), Very High THC (25%) |
| Where to Grow | |
| Country | Dutch |
| Effect | Creative, Energetic, Euphoric, Social |
| Genetic Family | Haze |
| Quality | Annibale's Choice, Bestseller, Mold Resistant, Most Productive |
| Taste and Smell | Diesel / Gas / Fuel, Lemon / Citrus, Pine / Wood / Balsamic, Spices / Incense / Cheese |
The absolute pinnacle of unbridled sativa breeding and the definitive tribute to the father of modern genetics lives on in Neville’s Haze Feminized by Green House Seeds. This timeless legend represents one of the most complex, celebrated, and demanding near-pure sativas on the planet, dedicated to the mythical founder of the Cannabis Seed Bank, Neville Schoenmakers.
From a genetic perspective, this elite lineage is born from a masterful backcross that blends a special selection of Haze with the iconic pillar Northern Lights #5 x Haze. The result is a near-absolute sativa-dominant polyhybrid, created to preserve the original psychedelic effect of ancient tropical lineages.
The feminized variant has been stabilized to guarantee experienced growers a crop free from sexual instability, locking in the metabolic purity of a strain that has defined the standards of cerebral high in Amsterdam coffee shops since the 1990s.
In terms of life cycle, this cultivar demands an extraordinary agronomic patience, extending its indoor flowering up to a stable window of 14 weeks (about 90-100 days of continuous photoperiod). This long wait is fully rewarded by a continuous calyx development overflowing with essential oils.
Commercial productivity indoors stands at excellent levels if managed by expert hands, ensuring averages between 400 and 500g/m² in optimized grow rooms. The plant expresses a slow but unstoppable reproductive metabolism, accumulating specific weight in the final month of the cycle.
Outdoors or in a greenhouse, Neville’s Haze turns into a true botanical tree, reaching perfect maturity between mid and late November in the northern hemisphere. In open ground it expresses record performances, exceeding 1200g per plant. The THC rate is Extremely High (21-26%).
Cultivation diaries present on ICMag and GrowDiaries describe the physiognomy of Neville’s Haze as the archetype of wild sativa. It develops a slender, open, radial structure, characterized by interminable internodes and thin but flexible lateral branches.
The post-light change stretch is disruptive and explosive: the plant can easily quadruple or quintuple its initial vegetative volume within the first four weeks of flowering, requiring high ceilings or immediate geometric containment techniques.
The leaf mass is sparse, composed of fan leaves with exceptionally narrow, lanceolate fingers of a light lime green color. The buds do not form compact nodes; instead, they develop into very long foxtail spears, saturated with silvery glandular trichomes and white pistils.
The agronomic management of this lineage demands a millimetric nutritional sensitivity. It possesses a delicate vascular system and does not tolerate EC values above 1.2-1.3 indoors, rapidly manifesting apical burns or root lockouts if subjected to heavy fertilizations.
Growers on THCFarmer recommend cutting off Nitrogen supply starting from the third week of flowering to avoid exaggerating structural elongation. It requires a soft, porous, and hyper-drained substrate to encourage constant oxygenation of the roots.
Indoors, many professionals choose to start the cycle by setting the photoperiod directly to 12/12 from seed, eliminating the vegetative phase to contain heights within a meter and a half. The ideal VPD must remain stable at 1.2 kPa for almost the entire long cycle.
The open and aerated structure of its flowers offers extraordinary natural resistance to moisture stagnation. However, in the final three weeks it is advisable to keep hygrometric parameters below 45% to preserve the purity of the immense resin blanket.
The olfactory heritage of this cultivar represents the aromatic quintessence of old-school Haze. Terpinolene and Beta-Caryophyllene dominate the volatile molecular spectrum of the cultivation space, releasing dry, penetrating, and aristocratic fragrances.
The buds release intense notes of church incense, ancient cedar wood, wild pine, and leather. At the base, Limonene intervenes, introducing a highly refined metallic and citrus accent reminiscent of industrial kerosene.
The smoke is very fine, light, balsamic, and almost spiritual, enveloping the palate in a spicy persistence devoid of modern sugary nuances. The glass curing phase is crucial and demands at least 60 days to allow the complex esters to fully harmonize.
With THC concentrations consistently exceeding the 22% threshold, the effect is a purely mental, electric, and almost psychedelic experience. The cognitive impact is instantaneous and acts as a powerful surge of cerebral energy and clear euphoria.
It immediately lifts mood, stimulating deep creativity, active focus, and spiritual introspection. It does not manifest any sedative component, somatic lethargy, or classic couch-lock of indicas.
It is traditionally sought after in Leafly therapeutic reports to counteract chronic mental fatigue, alleviate psychophysical stress, and stimulate concentration. In novice consumers it can prove to be too introspective, requiring a conscious use.
The most common agronomic error lies in a premature bud harvest. Many growers, exhausted by the 14 weeks of waiting, cut the buds at the 11th week, canceling out the final THC production and degrading the flavor in favor of a sharp vegetal hint.
Another critical risk is linked to overfeeding: forcing this genetic line with standard doses of chemical nutrients burns the root system, arresting calyx development and irretrievably compromising dry harvest purity.
Super Lemon Haze introduces the Skunk line, reducing flowering times to 10 weeks, compressing stretch, and offering a distinctly more citrusy, sour, and accessible terpene profile for beginners. Neville’s Haze remains on a purist and uncompromising track: it requires an extra month of flowering, expresses greater heights, and offers an aroma entirely dominated by ancient incense and metal, with a much more electric and cerebral mental high.
Arjan’s Strawberry Haze shifts the entire aromatic heritage toward the fruity sweetness of wild strawberries, offering a simpler agronomic management and a more soothing and social mental high. Neville’s Haze rejects any sugary trace in favor of a dry, spicy, and woody olfactory spectrum, guaranteeing a markedly more powerful, intimate, and introspective psychoactive impact.
Power Plant (Dutch Passion) represents a South African sativa selected for purely commercial purposes, with record flowerings of just 8 weeks and rock-hard buds. Neville’s Haze embodies the opposite philosophy of the “connoisseur”: flowers maintain the classic airy Haze foxtail structure and require double reproductive times, but offer a terpene complexity and cerebral power qualitatively unachievable for Power Plant.
Green House Seeds’ Neville’s Haze is an authentic test of agronomic maturity, the variety we recommend exclusively to commercial professionals and purists who wish to guard the absolute pinnacle of Haze sativas in their jar.
Its spatial and nutritional management requires constant dedication and an expert hand in mechanical training or intensive SCROG setups.
Those who manage to wait through its legendary 14 weeks of flowering will be rewarded with a boutique product of invaluable worth, characterized by a mystical incense scent and a simply legendary cognitive cleanliness.
