Tirah Valley is a modern hybrid-indica cultivar with an undocumented lineage, as its precise parentage remains unknown. This strain is widely credited to the high-altitude regional inspirations that often characterize its namesake, though it is categorized strictly as a modern hybrid rather than an indigenous variety. Growers find this cultivar to be of moderate difficulty when cultivated in both indoor and outdoor environments, rewarding diligence with a high yield after a flowering cycle of 60 days.

The terpene profile is led by myrcene, followed by caryophyllene and pinene, which collectively dictate its sensory profile. This combination creates a distinct aromatic expression that reflects the interaction of these three compounds as they dominate the chemical composition of the flower. Each terpene contributes to the overall organoleptic experience, providing the nuanced flavour and fragrance profile for which the strain is recognized.

Consumers of Tirah Valley report effects characterized by a sense of being relaxed, calm, and focused. These properties make the strain a functional choice for those seeking to address concerns related to pain, stress, or sleep. The genetic legacy of this cultivar continues within the industry through its notable offspring, known as Wizards Sleeve.