Old Widow is a modern hybrid strain with an undocumented lineage. Because the parental origins remain unknown, the history of this cultivar is defined by its versatile performance rather than a specific genetic provenance. It is a productive plant well-suited for both indoor and outdoor gardening, offering a high yield after a relatively short flowering period of 55 days. While it requires a moderate level of grower expertise, its adaptability has secured its place in many breeding programs.

The chemical profile of Old Widow is led by a dominant presence of myrcene, followed by caryophyllene and limonene as the secondary and tertiary terpenes, respectively. This combination provides a distinct aromatic experience, bridging earthy, musky undertones with sharper, spicy notes and a subtle citrus finish. The flavor profile consistently reflects these volatile compounds, resulting in a nuanced sensory experience that remains characteristic of the strain's specific terpene arrangement.

Users frequently report feelings of being relaxed, happy, and uplifted, making this a functional choice for managing stress and pain or assisting with sleep. The influence of Old Widow extends significantly into the genetics of other varieties, as it serves as a parent to notable offspring including Old Chemdog, Old Cookies, Old Gorilla, Old Mexican, Old Sour Dubb, Old White Haze, Old White Tahoe, and the cross known as Shishkaberry x Old Widow x 88g13hp. As a THC-dominant hybrid, its primary function remains the reliable delivery of these effects alongside its demonstrated utility as a foundational breeding tool.