The Leaf Index
Vol. IA field guide to cannabis cultivarsleafly.cc
No. 0315Indica

Auto Jack Herer by Advanced Seeds

Jack Herer × Cannabis ruderalis

Auto Jack Herer by Advanced Seeds is an autoflowering hybrid developed to capture the essence of the celebrated Jack Herer strain in a faster, more manageable format. By crossing a Jack Herer selection with Cannabis ruderalis, Advanced Seeds created a feminized variety that offers automatic flowering and a rapid life cycle. This cultivar is recognized for maintaining the original's potent effects and complex aroma profile while being suitable for various cultivation settings.

AromaCitrusPineHerbalPepperyFloralSweet

Appearance and Bud Structure

Auto Jack Herer plants typically grow to a medium stature, forming bushy structures with a prominent central cola and supporting branches, reaching heights between 60-100 cm indoors. The buds are often elongated, reflecting sativa influence, but possess an indica-like density. They are characterized by tightly stacked calyxes, fine sugar leaves, and vibrant lime-green hues contrasted by bright tangerine pistils that mature to a rust color.

A notable feature is the exceptional trichome coverage, resulting in a frosty appearance that enhances bag appeal and indicates suitability for extraction. While primarily green, some phenotypes may exhibit subtle anthocyanin expression under specific conditions late in bloom. The bud density is generally good, providing weight without compromising airflow if basic cultivation practices are followed.

Aroma and Flavor

The aroma of Auto Jack Herer is reminiscent of its namesake, featuring notes of citrus zest, fresh pine, and a peppery, herbal undertone. A prominent terpinolene-driven scent offers hints of lemon peel and sweet herbs, complemented by floral nuances. Deeper layers include the warm spice of caryophyllene and the sharp pine notes from pinene isomers, creating a clean and energizing bouquet.

Upon consumption, flavors of crisp citrus, pine resin, and a mild pepper finish are prominent. Vaporization tends to highlight the sweet-citrus and terpinolene characteristics, while combustion may bring out more of the peppery and herbal elements. The aftertaste is often described as refreshing, with a lingering echo of pine and lemongrass.

Effects

Auto Jack Herer is known for delivering a bright, uplifting profile that aligns with its sativa-leaning heritage. Users often report cerebral stimulation, fostering a sense of creativity and mental clarity. The effects are generally characterized as clean and energizing, providing a positive mental uplift without significant sedation.

Terpenes and Cannabinoids

This strain typically exhibits a terpene profile rich in Myrcene, Caryophyllene, Pinene, Terpinolene, and Ocimene, contributing to its complex aroma and flavor. Cannabinoid analysis generally indicates moderate to high THC levels, commonly ranging from 16% to 21%, with CBD content usually below 1%. Trace amounts of other cannabinoids like CBG may also be present, with exact percentages varying based on cultivation and harvest timing.

Growing

Auto Jack Herer is designed for ease of cultivation, making it a popular choice for both novice and experienced growers. Its autoflowering nature means it does not require light cycle manipulation to initiate flowering, and it completes its life cycle rapidly, typically within 65-70 days from seed to harvest. The plants maintain a manageable size, usually between 60-100 cm indoors, and are known for robust resin production.

Advanced Seeds reports indoor yields in the range of 400-500 g/m². The strain is adaptable to various environments, though optimal results are often achieved with controlled indoor settings utilizing LED lighting. Its sturdy structure and moderate internodal spacing contribute to good airflow and ease of handling.

Origins and Lineage

Auto Jack Herer originates from the renowned Jack Herer strain, a celebrated cultivar introduced by Sensi Seeds in the mid-1990s, itself a complex hybrid often involving Haze, Northern Lights #5, and Shiva Skunk. Advanced Seeds developed this autoflowering version by crossing a Jack Herer selection with Cannabis ruderalis genetics.

The integration of ruderalis genetics provides the automatic flowering trait and a shortened life cycle, while the Jack Herer parentage preserves the strain's characteristic cerebral effects, complex aroma, and high resin production. The resulting polyhybrid is a ruderalis/indica/sativa composite that aims to deliver the classic Jack Herer experience in an autoflowering format.

Frequently asked questions

What is the THC content of Auto Jack Herer?
Auto Jack Herer typically contains between 16-21% THC, with CBD levels generally below 1%.
How long does Auto Jack Herer take to grow?
This autoflowering strain has a rapid life cycle, completing from seed to harvest in approximately 65-70 days.
What are the primary aromas and flavors of Auto Jack Herer?
The strain is known for its complex aroma and flavor profile, featuring notes of citrus zest, fresh pine, pepper, and herbal undertones.
What type of effects can be expected from Auto Jack Herer?
Users often experience cerebral stimulation, enhanced creativity, and an uplifting, energizing sensation.