Tall Growth

Tall Growth is a structural phenotype rather than an aroma, but it's foundational to cannabis genetics documentation. Plants expressing this trait typically develop extended internodal spacing and vertical branching patterns, often requiring additional vertical space during cultivation. Breeders working in sativa-dominant lineages frequently select for tall-growth phenotypes to maximize light interception and yield potential in outdoor settings. This trait is inherited through multiple genetic loci and often correlates with longer flowering windows and higher cannabinoid production across the canopy. Understanding tall-growth expression helps breeders predict cultivation requirements and optimize breeding programs for specific environmental contexts.

Breeders leverage tall-growth phenotypes to develop cultivars suited to outdoor production, greenhouse environments with high ceilings, and breeding lines where vertical architecture supports selective breeding for yield architecture. Conversely, breeders targeting compact indoor cultivation often select against this trait through crosses with naturally short, bushy phenotypes.