Understanding Backcross Naming Conventions

The BX and S1 labels on a pack are not decoration. A backcross means the breeder pushed offspring back into one parent to lock a trait, while S1 means a plant was reversed and pollinated with itself, so the result leans hard toward that single mother. Notation is explained alongside the lineage on https://budweedseeds.com for anyone who has not met these terms before. F1 hybrids stay vigorous but rarely breed true.