Cbg Percentage

CBG (cannabigerol) percentage refers to the proportion of this cannabinoid present in cannabis flower or biomass, typically measured as a percentage of total dry weight. CBG is a precursor cannabinoid from which THC and CBD are synthesized during plant development, making it relatively rare in most commercial cultivars—typically appearing in trace amounts under 1%. Strains deliberately bred or selected for elevated CBG levels represent a growing category in cannabis genetics research, with some lineages achieving 5–15% CBG content. Understanding CBG percentage requires familiarity with cannabinoid biosynthesis pathways and how genetic variation influences enzyme expression during flowering. Breeders distinguish between naturally high-CBG genetics and those modified through selective breeding or cultivation timing to preserve CBG before conversion to other cannabinoids.

Breeders targeting elevated CBG percentages typically work with mutant or recessive genetic lines that interrupt normal cannabinoid conversion pathways, or employ early-harvest strategies to capture CBG before downstream synthesis occurs. Developing stable high-CBG cultivars involves multi-generational selection and understanding the complex enzymatic regulation governing cannabinoid ratios.