Old School Haze Feminised Seeds

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Cannabis Strain Overview

A legendary landrace Sativa with a pungent, earthy-sweet aroma and citrus-spice flavour. Delivers a powerful cerebral high — euphoric, creative, and energising, paired with deep physical relaxation.

THC
18.00%
CBD
1.00%
Flowering
90 days
Difficulty
Easy
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Based on breeder information and commonly reported characteristics—not medical advice. Individual experiences vary.

Complete Specification

Product Overview & Cultivation Specs

Old School Haze identity, cannabinoid profile, and breeder-supplied cultivation guidance.

Origin

Genetics & Identity

Seed type
Feminised
Genetic background
Old School Haze x Old School Haze
Indica / Sativa
Sativa-Dominant Hybrid
Potency

Cannabinoid Profile

18.00%THC
1.00%CBD

Values are breeder-supplied estimates and may vary by phenotype and growing conditions.

Growing

Cultivation

Flowering time
90 days
Difficulty
Easy
Harvest window
November
Indoor height
Tall (150–200cm)
Outdoor height
Very Tall (350cm+)
Indoor yield
Very High (550+ g/m²)
Outdoor yield
Very High (1000g+ per plant)
Environment
Indoor, Outdoor, Greenhouse, Hydroponic, Soil, Guerrilla Growing
Climate
Mediterranean, Continental, Temperate / Oceanic, Tropical / Equatorial, Humid Subtropical, Alpine / Mountain, Indoor / Controlled Environment
Terpenes, Taste & Experience

Terpene Profile & Flavor Analytics

Explore the aromatic compounds, flavour notes, and commonly reported characteristics of Old School Haze.

Aromatic compounds

Terpenes

Myrcene is the most common terpene in cannabis, delivering an earthy, musky aroma with notes of ripe mango and clove. Widely associated with relaxing, sedative effects, it's a signature terpene in indica-dominant strains prized for stress relief and better sleep. A must-know terpene for growers and consumers seeking calming, mellow…

Palate

Taste & Flavour

LemonCitrusHerbal

Lemon-flavored cannabis strains deliver a sharp, mouth-puckering brightness reminiscent of fresh lemon zest, lemon peel, and tart citrus juice — one of the most recognizable and widely used flavor notes across cannabis genetics. This intense character is driven almost entirely by limonene, the terpene responsible for classic lemon-rind sharpness, often…

Consumer reported

Effects

RelaxedEuphoricTalkative

Strains tagged as Relaxed are known for delivering a calming, full-body sensation that melts away tension. This effect is often described as a heavy, grounding warmth that settles into the muscles, making it a favorite for evening use or winding down after a demanding day. Commonly associated with indica-dominant genetics,…

Reported characteristics are not medical advice. Individual experiences vary.

Old School Haze Strain Review: Lineage, Effects, and Flavor Profile

Old School Haze is a legendary Sativa-dominant strain that's earned its popularity through unique, potent effects. Its lineage traces back to the 1970s, when pioneering breeders began experimenting with landrace strains from around the world — Mexican, Colombian, Thai, and Indian genetics are all believed to have played a part, though the exact cross remains uncertain. Despite its old-school roots, this strain remains a firm favourite today, prized for its euphoric, energising effects and distinctive spicy, citrusy flavour.

Appearance, Aroma, and Flavor Profile

Old School Haze has a distinctive look — long, slender buds resembling small pine cones, wrapped in vibrant green leaves with thin orange hairs curling around them. A thick layer of trichomes coats the surface, giving the buds a genuinely frosty appearance.

Break open a bud and you're met with a pungent aroma that's both earthy and sweet. The smoke itself is smooth and flavourful, with hints of citrus and spice running through — a classic Haze terpene profile that's stood the test of time.

Effects and Medical Benefits

Old School Haze delivers a powerful cerebral high, inducing feelings of euphoria, creativity, and introspection. Users often report heightened sensory perception, increased energy, and a real sense of focus and clarity. Alongside the mental effects, there's a significant physical component too — a heavy sensation that relaxes muscles and eases tension throughout the body, making it well suited for unwinding after a long day or managing chronic discomfort.

Thanks to its high THC content, Old School Haze is commonly sought after for managing chronic pain, depression, and anxiety. It's also used to help stimulate appetite and ease nausea in patients undergoing chemotherapy, with some users reporting benefits for migraines and headaches as well. As effects can vary from person to person, and some users may experience paranoia or anxiety at higher doses, it's worth consulting a healthcare professional before using it medically.

Growing Information: Quick Facts

  • Genetics: Landrace cross (believed to include Mexican, Colombian, Thai, and Indian genetics)
  • Type: Sativa-dominant
  • Flowering time: Extended — up to 14 weeks
  • Growing environment: Outdoor growth preferred due to long flowering time; indoor possible with careful soil pH monitoring
  • Mould resistance: High — a reliable choice for growers in humid climates

Frequently Asked Questions

Is Old School Haze top-shelf?
Yes — with its frosty, trichome-coated buds, complex citrus-spice terpene profile, and decades-long reputation, Old School Haze is widely regarded as a top-shelf classic Sativa.

What does Old School Haze taste like?
Old School Haze offers a pungent, earthy-sweet aroma with a smooth smoke carrying hints of citrus and spice — a genuinely classic Haze flavour profile.

What are the effects of Old School Haze?
Old School Haze delivers a powerful cerebral high with euphoria, creativity, and heightened focus, paired with a relaxing physical sensation that eases tension throughout the body.

Grower Notes

Reviews

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