The Leaf Index
Vol. IA field guide to cannabis cultivarsleafly.cc
No. 1242Sativa

Amnesia Auto Xxl by Fatbush Seeds

Amnesia Haze × Ruderalis

Amnesia Auto XXL by Fatbush Seeds is a modern autoflowering cultivar that combines the renowned characteristics of Amnesia Haze with the rapid life cycle of ruderalis genetics. This strain is bred to deliver the signature citrus-incense aroma and uplifting effects of its predecessor in a more compact and time-efficient form. It appeals to both cultivators seeking a faster harvest and consumers desiring a clear-headed, energetic experience.

EffectsCerebral Energetic Euphoric Uplifting Mood Elevation
May help withClarity Mood Elevation Creative Uplift
AromaCitrusIncensePinePepperEucalyptusWoody

Appearance

This sativa-dominant autoflower typically develops a tall, stretched structure with moderately spaced internodes and elongated, narrower leaves. It favors a prominent central cola with supporting side branches, creating an open canopy that allows for good light penetration. The buds are often elongated, spear-like, and may exhibit slight foxtailing, characterized by a high calyx-to-leaf ratio that simplifies trimming. Heavy trichome coverage gives the mature flowers a crystalline appearance.

Indoors, plants can reach heights of 80-120 cm, depending on cultivation conditions. Outdoors or in greenhouses, they may grow taller, easily exceeding 120 cm in favorable climates. Despite its sativa genetics, the autoflowering nature helps maintain a manageable size suitable for various growing spaces.

Aroma & Flavor

The aroma profile is dominated by bright lemon zest, layered over notes of cedar, pine, and a spicy haze character. Upon breaking apart the buds, a sharp citrus scent is immediately apparent, often accompanied by subtle sweet sherbet undertones and hints of herbal eucalyptus. As the flowers cure, deeper incense and woody notes become more pronounced, contributing to a complex and lingering bouquet.

On inhalation, flavors of lemon zest and sweet grapefruit are prominent, followed by a dry pine-resin taste. Mid-inhalation, spicy notes reminiscent of white pepper and anise emerge, alongside herbal undertones. The exhale leaves a lingering taste of incense, cedar, and a final citrus snap. Proper curing can reveal subtle floral notes and a cooling sensation from terpenes like ocimene or eucalyptol.

Effects

Amnesia Auto XXL is known for producing cerebral, energetic, and euphoric effects, aligning with its sativa heritage. It is designed to provide a clear-headed uplift, promoting mood elevation and enhancing creativity. The experience is often described as stimulating and functional, making it suitable for daytime use when focus and productivity are desired.

This strain aims to deliver the uplifting and mentally engaging qualities of classic Amnesia Haze without the prolonged cultivation times associated with photoperiod varieties. The effects are generally not sedating, offering a bright and gently electric buzz that can inspire creative thought and a sense of well-being.

Terpenes & Cannabinoids

Amnesia Auto XXL typically exhibits a high THC content, ranging from 18-22%, with very low CBD levels (<1%). Cannabinoid profiles of this type are consistent with the reputation of Amnesia strains for potency. While specific terpene profiles can vary, key aromatic compounds often include myrcene, limonene, caryophyllene, linalool, terpinolene, ocimene, and eucalyptol, contributing to its complex scent and flavor.

The terpene profile, particularly the presence of limonene and terpinolene, is associated with its bright citrus and herbal notes. Caryophyllene contributes to the spicy, peppery aspects, while linalool and ocimene may add floral and cooling nuances. These compounds work synergistically with cannabinoids to shape the overall sensory experience and effects.

Growing

As an autoflower, Amnesia Auto XXL offers a faster cultivation cycle compared to its photoperiod counterparts, typically maturing from seed in 10-12 weeks. It is considered moderately easy to grow, benefiting from good light and consistent feeding. The plant’s structure is generally robust, with ruderalis genetics contributing some resilience to environmental fluctuations.

Yield potential is noted as significant, indicated by the 'XXL' designation, especially when provided with optimal conditions. It performs well both indoors and outdoors, adapting to various environments. The autoflowering trait ensures flowering regardless of light cycles, simplifying the growing process for many cultivators.

Origins & Lineage

Amnesia Auto XXL is a creation of Fatbush Seeds, developed by crossing a sativa-dominant Amnesia Haze variety with ruderalis genetics. This hybridization imbues the strain with the desirable traits of Amnesia Haze, such as its potent effects and distinct aroma, while adding the autoflowering capability and faster life cycle from ruderalis.

The original Amnesia Haze emerged from Dutch breeding in the 1990s, known for its strong sativa influence, high THC content for its time, and a profile blending tropical Haze characteristics with Afghani structure. Amnesia Auto XXL aims to preserve these hallmark qualities—lemon zest, incense, and clear euphoria—within a compact, efficient autoflower format.

Frequently asked questions

What is the THC content of Amnesia Auto XXL?
Amnesia Auto XXL typically has a THC content ranging from 18% to 22%.
What are the primary flavors and aromas of Amnesia Auto XXL?
The strain is characterized by prominent lemon zest and grapefruit notes, with underlying scents of pine, incense, and a spicy pepper finish.
What kind of effects does Amnesia Auto XXL produce?
It delivers cerebral, energetic, and euphoric effects, promoting mood elevation and creative thinking without significant sedation.
How long does Amnesia Auto XXL take to grow?
As an autoflower, it completes its life cycle from seed to harvest in approximately 10 to 12 weeks.