The Leaf Index
Vol. IA field guide to cannabis cultivarsleafly.cc
No. 6703Hybrid

Auto Critical by Bsb Genetics

Critical × Ruderalis

Auto Critical+ by BSB Genetics is an autoflowering hybrid strain created to offer the renowned productivity and reliability of Critical genetics in a more accessible and rapid package. It is a cross of ruderalis, indica, and sativa, generally presenting an indica-like structure with hybrid vigor.

EffectsCalm Relaxation Balanced
AromaSkunkCitrusHerbalFruityWoodyHoneyVanilla

Appearance

Auto Critical+ typically develops a medium-height central cola supported by strong lateral branches, forming a uniform canopy. Internode spacing is moderate, and plants often display broad, rich green fan leaves that can show lighter lime highlights during flowering. The flowers are characterized by a high calyx-to-leaf ratio, making them easier to trim. Pistils mature from pearl white to amber-orange, contrasting with lime-to-emerald bracts. A significant resin layer develops early, with visible trichomes appearing by the end of the fourth week from seed.

Dense, chunky colas are a hallmark, particularly in indica-leaning phenotypes, necessitating good airflow to prevent microclimates. Mature calyx clusters exhibit medium-thickness sugar leaves with minimal clutter, aiding light penetration and post-harvest processing.

Aroma & Flavor

The aroma of Auto Critical+ evolves throughout its life cycle. Initially, a stem rub reveals notes of sweet herbal skunk with a hint of citrus zest. As flowering progresses, the bouquet deepens, incorporating ripe fruit candy, fresh-cut wood, and subtle pepper undertones. In late bloom, sweet skunk becomes more prominent, often softened by a creamy, honey-like sweetness in certain phenotypes. A bright top note reminiscent of lemon peel or sweet orange is frequently noted.

Upon inhalation, the flavor profile typically starts with a sweet skunk fused with gentle citrus and fresh herbs. The mid-palate may present soft wood, light pepper, and faint floral sweetness, especially when vaporized. The exhale often finishes with a creamy sweetness that lingers, sometimes with a subtle tang. Combustion tends to emphasize the skunk and spice notes, while vaporization can accentuate brighter candy-like notes and a thicker mouthfeel at higher temperatures.

Effects

Auto Critical+ is noted for providing a balanced head-body effect, stemming from its indica and sativa genetic influences. Users report a sense of calm, contributing to a relaxed experience without significant sedation. The hybrid vigor contributes to a lift in the head effect, balanced by the indica's tendency towards physical relaxation.

Terpenes & Cannabinoids

The terpene profile of Auto Critical+ is known to retain the classic Critical sweetness while introducing modern brightness, with Myrcene, Limonene, Caryophyllene, Linalool, Humulene, and Ocimene being mentioned. Limonene and other monoterpenes are thought to contribute to the bright, citrusy top notes. Beta-caryophyllene and humulene may play a role in the spicier, peppery aspects of the aroma and flavor.

Cannabinoid content can vary by phenotype and growing conditions. Modern autoflowering varieties derived from Critical genetics commonly test between 16-20% THC, with exceptional examples potentially exceeding 20%. CBD levels are typically below 1%.

Growing

Designed for ease of cultivation, Auto Critical+ is an autoflowering hybrid that thrives in various environments and feeding regimens, making it suitable for novice growers. It typically finishes from seed in 70–85 days, reaching canopy heights of 60–100 cm indoors. The plant exhibits hybrid vigor, robust lateral branching, and uniform internode spacing, responding well to moderate training techniques without significantly impacting its rapid seed-to-harvest timeline. It is noted for consistent yields and a high calyx-to-leaf ratio, simplifying trimming.

Origins & Lineage

BSB Genetics developed Auto Critical+ by stabilizing the core traits of the original Critical line, which is often traced to a cross of Big Bud and Skunk #1. A ruderalis donor was introduced to impart the autoflowering trait, followed by backcrossing to preserve Critical's flavor and density. This breeding process aimed to lock in the desirable characteristics of Critical while ensuring day-neutral flowering.

The genetic inheritance includes indica structure from Big Bud, skunky-sweet aromatics from Skunk #1, and the ruderalis trait for age-driven flowering. The sativa influence adds brightness to the terpene profile and contributes to the head effect. The strain typically exhibits three phenotypes: a compact indica-leaning type, a balanced hybrid, and a faster, ruderalis-influenced variety.

Frequently asked questions

What is the THC content of Auto Critical+?
Auto Critical+ typically ranges from 16-20% THC, with some phenotypes potentially exceeding 20%.
What are the primary aromas and flavors of Auto Critical+?
The strain is known for a complex aroma and flavor profile that includes sweet skunk, citrus, herbal notes, fruit candy, and a creamy, honey-like finish.
What kind of effects can be expected from Auto Critical+?
Users generally experience a balanced head-body effect, promoting a sense of calm and relaxation.
How long does Auto Critical+ take to grow?
As an autoflower, Auto Critical+ progresses from seed to harvest in approximately 70-85 days.