P1 stands for parental generation, a breeding term used to describe the original parent plants used to create a hybrid. In cannabis breeding, P1 genetics are the foundation of a cross - the selected mother and father plants that contribute traits such as flavour, aroma, potency, growth structure, resin production, flowering time, and environmental resilience to the next generation.

For growers, the P1 label can provide useful context about a strain’s lineage and breeding direction. Understanding the parent generation helps explain why certain traits may appear in the resulting plants, from terpene expression and plant shape to yield potential and effect profile. This category is useful for growers browsing Seedsman for cannabis seeds with clear parental background, traceable lineage, and a stronger connection to the breeding work behind the strain.