Description
Pay homage to one of the most foundational and influential strains ever created. Jack Herer by Sensi Seeds is a world-renowned, multi-award-winning masterpiece developed to honor the memory of the legendary cannabis activist and author of The Emperor Wears No Clothes. Officially recognized as a medical-grade staple in Dutch pharmacies, this elite hybrid represents the absolute pinnacle of classic Amsterdam breeding.
By masterfully crossing a towering, pristine Haze with the robust, heavy-hitting forces of Northern Lights #5 and Shiva Skunk, Sensi Seeds locked in a spectacular genetic treasure trove. In the grow room, Jack Herer exhibits incredible vigor and structural variation depending on the phenotype selected. Sativa-leaning variations will stretch significantly during their flowering cycle, producing elongated, running colas that are completely smothered in a dense, shimmering glaze of high-quality resin glands. Because of its massive trichome production, it remains an absolute holy grail for old-school hash makers and concentrate connoisseurs alike.
What to expect? The aromatic bouquet of Jack Herer is complex, sophisticated, and instantly recognizable. It treats your senses to a dominant wave of crisp forest pine, earthy haze, and warm, spicy wood, beautifully cut by sharp tropical citrus and a hint of black pepper on the exhale. Boasting a high THC content, its effects offer a flawless duality of mind and body. It launches a soaring, energetic, and deeply euphoric cerebral high that sharpens focus and ignites creativity, which is perfectly balanced by a soothing, long-lasting physical body buzz that keeps you relaxed but fully functional.
. Technical Details
Strain Name: Jack Herer
Breeder: Sensi Seeds
Genetics: Haze x (Northern Lights #5 x Shiva Skunk)
Type: Feminized Photoperiod
Genetic Balance: Balanced Hybrid (50% Indica / 50% Sativa with Sativa-dominant effects)
THC Content: ~20% – 24%
CBD Content: Low
Flowering Time (Indoor): 7–10 Weeks (50–70 Days depending on the phenotype)
Indoor Yield: Heavy (Up to 500g/m²)
Outdoor Harvest: Mid-to-Late October (Northern Hemisphere)
Outdoor Yield: High (Up to 600g+ per plant under full sun)
Plant Height: Large / Tall (Exhibits significant stretching during the flowering phase)
Aroma/Flavor: Fresh Pine, Earthy Haze, Sandalwood, Sharp Citrus, Black Pepper
Effect: Soaring cerebral euphoria, creative inspiration, energizing mental clarity, paired with smooth physical comfort

























