At High Grade Seeds first introduced Purple Stardawg in 2017 and started selling the seeds in the UK the same year. An very potent and a popular strain bought by many customers in both cafe's and in seed form across the US, Europe and the UK. High Grade Seeds Purple Stardawg is a strain that once you have had, you will want again and again. High Grade Seeds Purple Stardawg is a hybrid plant produced by crossing a special cut of Purple Afghani with our legendary Stardawg. In ideal conditions Purple Stardawg is a plant that can reach a THC content of up to 31%.