The Leaf Index
Vol. IA field guide to cannabis cultivarsleafly.cc
No. 1742Hybrid

Viper by Scott Family Farms

Burmese Landrace × Mexican Blackseed

Viper is a hybrid cannabis cultivar developed by Scott Family Farms, noted for its landrace genetics and bright, energizing daytime effects. It gained popularity on the U.S. West Coast for its clear-headed, creative profile that balances potency with functionality.

EffectsCerebral Energizing Alert Couch-Lock
May help withStress
AromaCitrusPineHerbalFloralDieselCandy

Appearance

Viper typically yields elongated, tapered buds with a medium, airy density. The calyxes form vertical columns and may exhibit foxtailing under high heat. Mature flowers display lime to forest green coloration, accented by amber-orange pistils. Under cooler temperatures late in bloom, subtle lavender or wine hues can appear on the sugar leaves. Abundant trichome coverage blankets the buds, with medium-sized, milky gland heads indicating peak ripeness.

The plant's leaves are narrow-bladed with a classic sativa silhouette. Its canopy naturally opens, facilitating airflow and reducing the risk of mold. Cola architecture favors tall central spears with well-developed side branches, creating an even canopy when trained.

Aroma & Flavor

Viper's aroma is characterized by bright, layered notes of citrus and pine, complemented by a spicy, herbal undertone. Initial scents often include lime peel and crushed pine needles, with secondary notes of black pepper and basil. Some users detect a faint floral or varnish quality, reminiscent of Burmese landrace profiles. Broken buds release potent top notes, particularly after a thorough cure.

The flavor profile mirrors the aroma, featuring prominent citrus and pine notes with a spicy, herbal finish. A subtle candy-like sweetness from the Burmese genetics can emerge, balanced by a crisp dryness from the Mexican Blackseed lineage. Some experience faint diesel or fuel notes after a long cure.

Effects

Viper is recognized for its invigorating, cerebral effects, making it suitable for daytime use. It delivers a sharp, alert high that contrasts with heavy indica effects, often described as energizing and conducive to creativity. The onset is noted for being quick and noticeable.

While primarily energizing, some users report a degree of couch-lock, suggesting a balanced hybrid profile. Its clear-headed nature makes it a functional choice for social or productive activities, and it is sometimes sought for its potential to alleviate stress.

Terpenes & Cannabinoids

Viper typically exhibits THC levels ranging from 15% to 25%, with CBD content below 1%. The terpene profile is often dominated by terpinolene, contributing to its piney and citrusy aroma. Limonene is also frequently noted, adding to the citrus character. Caryophyllene contributes a spicy, peppery note, while ocimene may add herbal sweetness.

Origins & Lineage

Viper was developed by Scott Family Farms, a breeder known for utilizing vigorous, landrace-focused genetics. It is the result of crossing an indigenous Burmese landrace with a native Mexican strain known as Blackseed. This cross aims to combine the uplifting qualities of equatorial sativas with aromatic complexity.

The Burmese parent is associated with terpinolene-forward, citrusy, and piney aromas, while the Mexican Blackseed lineage is linked to peppery notes, spice, and a rapid cerebral tempo. This combination results in a cultivar that retains authentic landrace characteristics.

Growing

Viper is considered a moderately challenging strain to grow, requiring attention to environmental factors for optimal results. It exhibits a predominantly sativa morphology, characterized by tall, lanky growth and open bud structures. Growers often observe internodal gaps of 3–7 cm during vegetative growth.

Flowering time is typically within practical indoor schedules, though specific duration is not detailed. The strain produces generous resin, with trichome density increasing significantly in the later stages of bloom. Calyx-to-leaf ratios are generally favorable, simplifying trim time. Environmental consistency is key to maintaining its genetic integrity and avoiding issues like hermaphroditism.

Frequently asked questions

What is the THC and CBD content of Viper?
Viper typically has a THC content ranging from 15% to 25% and less than 1% CBD.
What are the primary aromas and flavors of Viper?
Viper is known for its bright aromas and flavors of citrus, pine, and herbal spice, often with floral or candy-like undertones.
What are the typical effects of the Viper strain?
Viper is known for its energizing, cerebral, and creative effects, often described as a clear-headed daytime high.
What is the genetic background of Viper?
Viper is a hybrid strain bred from an indigenous Burmese landrace and a Mexican strain called Blackseed.