Jack Herer is cannabis activism in plant form. Created by Sensi Seeds in the Netherlands and named after the legendary author and activist, it's been a medical cannabis staple in Dutch pharmacies for decades. The three-way cross of Haze, Northern Lights #5, and Shiva Skunk produces a strain that's won more Cannabis Cups than almost any other. It's widely considered one of the finest sativas ever created — functional, flavorful, and uplifting without anxiety.
THC
18-24%
CBD
0.1-0.3%
Onset
5-10 minutes
Demand
63/100
§ 01
Identification
Specimen
Jack Herer
Classification
SATIVA55% Sativa / 45% Indica
Genetic lineage
Haze × Northern Lights #5 × Shiva Skunk
Breeder
Sensi Seeds
First documented
Mid 1990s
§ 02
Cannabinoid assay
THC
18-24%
CBD
0.1-0.3%
0%5101520253035%
§ 03
Terpene profile
Terpinolene
0.35%
Floral, herbal — unique among strains
Pinene
0.22%
Sharp pine — mental alertness
Myrcene
0.12%
Subtle earthy grounding
§ 04
Subjective effects
Onset
5-10 minutes
Duration
2-3 hours
Indicated window
Morning / Daytime. This is a productivity strain. Use it when you need to think and create.
Jack Herer is the thinking person's strain. Named after the cannabis activist and author of 'The Emperor Wears No Clothes,' it delivers a clear-headed, focused high that enhances rather than clouds your thinking. You feel alert, creative, and motivated — but without the jittery edge of pure sativas like Sour Diesel. It's often described as a 'cup of coffee without the coffee.' Perfect for creative work, conversations, and getting things done.
Clear-headedCreativeEnergizingHappyFocused
Dry mouthDry eyesRare anxiety
§ 05
Therapeutic applications (reported)
DepressionFatigueADHDStressLack of appetite
Reported applications from user-survey aggregates and observational data; not clinical indications. Data compiled from published lab ranges, breeder documentation, and user-report aggregates. Figures vary by batch, phenotype, and cultivation. Informational only — not medical advice. Verify with your dispensary and its certificate of analysis.
§ 06
Organoleptic properties
Flavor notes
Pine, Spicy, Floral, Herbal, Woody
Aroma profile
Sharp pine, Spicy earth, Floral sweetness, Woody
§ 07
Administration routes
Dry herb vaporizer
The complex terpinolene-pinene profile is best at lower temps.
Joint
Classic. Slow-burning, great for creative sessions.
Tincture
Consistent, measured doses for daytime medical use.
§ 08
Cultivation data
Difficulty
Moderate
Flowering
8-10 weeks
Height
Medium-Tall (4-6 feet)
Yield (indoor)
400-500g/m²
Yield (outdoor)
500-600g/plant
Climate
Mediterranean to temperate. Adaptable.
Techniques
Topping recommended. Multiple phenotypes — some lean sativa, some indica.
Notes
Dutch pharmacies have carried Jack Herer as medical cannabis for years. Multiple Cannabis Cup winner. Phenotype variation means growing from seed can produce different expressions. Cloning recommended for consistency.
Registry · NormalizeGreen.com Data compiled from published lab ranges, breeder documentation, and user-report aggregates. Figures vary by batch, phenotype, and cultivation. Informational only — not medical advice. Verify with your dispensary and its certificate of analysis.