Romulan is a modern hybrid-indica strain developed from a lineage of Mostly Indica, 7 of 9, and Afgoo Overdrive. The cultivation of this strain requires moderate experience, with plants typically reaching maturity after a 60-day flowering period when grown in either indoor or outdoor environments. It is a high-yielding variety that has established a significant presence in the breeding community, serving as a foundational parent for diverse offspring such as Afgoo Overdrive, Romulan x C99, Cheesehead, White Wolf, Glitter Litter, Communion, Golden Goat, Topanga Sour Kush, Romulan x Navy Cross, Area 51, Big Boom Theory, and Black Lung.

The chemical character of Romulan is defined by a specific terpene profile that begins with dominant myrcene, followed by caryophyllene, humulene, limonene, bisabolol, and linalool. This complex arrangement of secondary metabolites influences the sensory profile of the plant, delivering a distinct aromatic and flavor experience consistent with its THC-dominant cannabinoid classification.

The effects of Romulan are characterized by sensations of being relaxed and focused. These qualities make the strain a functional option for users seeking therapeutic support for pain, stress, and sleep. As a consistent, THC-dominant cultivar, Romulan remains a reliable choice for those prioritizing these specific physical and cognitive outcomes, further evidenced by its wide utilization in the creation of subsequent hybrid generations.