The Leaf Index
Vol. IA field guide to cannabis cultivarsleafly.cc
No. 3333Sativa

Jack Herer by Black Skull Seeds

Shiva Skunk × Haze

Jack Herer, originally developed by Black Skull Seeds, is a sativa-dominant hybrid celebrated for its connection to the cannabis activist of the same name. Launched in the 1990s, it quickly gained fame for its balanced effects, merging cerebral stimulation with physical relaxation.

May help withCreativity Positivity Focus Mood Enhancement
AromaEarthyCitrusPineSpicyPepperDiesel

Appearance

Jack Herer buds are typically medium to large in structure, densely packed, and covered in a generous layer of trichomes, giving them a frosted appearance. They often display vibrant green coloration, complemented by hints of deep purple and orange pistils. The significant resin production contributes to both the strain's potency and its visually appealing, crystalline look.

Aroma & Flavor

The aroma of Jack Herer is a complex fusion, often described as earthy with subtle notes of citrus, pine, and sweet spice. Closer inspection can reveal hints of pepper and diesel. Its flavor profile mirrors the aroma, delivering an earthy essence with spicy and citrus undertones, often likened to a blend of harvested herbs, with prominent lemon and pine notes on the inhale.

Effects

This sativa-dominant strain is known for providing uplifting and cerebral effects, often described as energetic, creative, and calming. Many users report that Jack Herer sparks creativity and positivity, enhancing daily activities while offering a balanced experience that avoids significant sedation. The effects are generally well-suited for daytime use.

Terpenes & Cannabinoids

Jack Herer typically exhibits THC levels ranging from 15% to 20%, with minimal CBD content (less than 1%). This cannabinoid profile contributes to its psychoactive impact and focus-enhancing qualities. While specific terpene profiles can vary, compounds like Myrcene, Caryophyllene, and Terpinolene are often associated with its characteristic aroma and effects.

Growing

Cultivators report that Jack Herer often exhibits fast-flowering variants, with some reaching maturity in approximately 63 days. The strain is known for robust growth and significant resin production, making it a reliable choice for both indoor and outdoor cultivation. It is generally considered a stable and resilient plant.

Origins & Lineage

Developed by Black Skull Seeds, Jack Herer is a sativa-dominant hybrid with genetics tracing back to classic strains like Northern Lights #5, Haze, and Skunk. It is often described as a cross between Shiva Skunk and Haze, combining the energizing qualities of Haze with a stable foundation. The strain was created to honor the legacy of cannabis activist Jack Herer.

Frequently asked questions

What is the THC content of Jack Herer?
THC levels in Jack Herer typically range from 15% to 20%, though some specialized variants may exceed this.
What are the dominant terpenes in Jack Herer?
Common terpenes associated with Jack Herer include Myrcene, Caryophyllene, and Terpinolene, contributing to its distinct aroma and effects.
What is the reported lineage of Jack Herer?
Jack Herer is often described as a cross between Shiva Skunk and Haze, with genetic contributions from Northern Lights #5 and Skunk also noted.
What effects can users expect from Jack Herer?
Users often report cerebral, energetic, and creative effects, along with a sense of calm, making it suitable for daytime activities.