Terpenoid Allocation

Terpenoid allocation refers to how cannabis plants distribute and concentrate volatile organic compounds (terpenes) across different tissues—flowers, leaves, trichomes, and stems. This distribution pattern is genetically influenced and affects the aromatic profile intensity and complexity of a cultivar. Plants exhibiting high terpenoid allocation typically concentrate terpenes in resinous glandular trichomes on flower clusters, while others distribute them more evenly across plant material. Understanding terpenoid allocation helps breeders predict aromatic expression and consistency across generations. Phenotypic variation in allocation is commonly observed even within stable genetic lines, influenced by growing conditions, light exposure, and plant stress responses.

Breeders working to stabilize aromatic traits select for consistent terpenoid allocation patterns, as high concentration in trichomes generally correlates with more pronounced and stable scent profiles. This trait is particularly relevant when developing cultivars for specific sensory or chemical consistency standards.