grow both male and female plants, making them great for breeding and pheno hunts. They’re popular with growers who want to make their own crosses or find the perfect keeper.
A FAST strain is the cross of photoperiod and autoflowering strains, meaning it is photosensitive and requires the grower to change the light cycle to 12/12 to flower. FAST strains tend to be extra photosensitive and will trigger to flower easier, with more light per day, than a normal photoperiod plant would.