Limonene Terpene Phenotypes

Limonene-dominant phenotypes are cannabis expressions where limonene comprises a significant portion of the terpene profile, commonly associated with citrus aromatics ranging from lemon and lime to grapefruit and orange. Breeders pursuing limonene phenotypes often select from lineages like Lemon Haze, Sour Diesel, and Tangie, which show reliable limonene expression across generations. The trait exhibits variable heritability depending on parent genetics and cultivation conditions; environmental factors such as temperature and light spectrum can influence limonene production rates. Limonene's volatility—it evaporates more readily than heavier monoterpenes—makes phenotype identification and preservation challenging for seed stock management. Understanding limonene phenotypes supports breeding programs focused on terpene stability and reproducibility across seed lines.

Breeders working in this category use limonene phenotypes as building blocks for creating consistent citrus-forward lineages and as crossing partners to introduce or stabilize limonene expression in new cultivars. Phenotype stabilization often requires multi-generational selection and environmental control to reliably produce limonene-dominant offspring.