Est. 2003
THE LEGEND OF GRANDDADDY PURPLE
The story of Ken Estes and the strain that changed cannabis forever.
Ken Estes — The Breeder
Ken Estes is the creator of Granddaddy Purple (GDP), one of the most iconic and beloved cannabis strains in history. Born from a cross of Purple Urkle and Big Bud, GDP was first introduced in 2003 and quickly became a California legend. Ken's dedication to quality genetics and consistent breeding has made Granddaddy Purpseeds the gold standard for purple cannabis genetics.
Our Purpose
Our Mission
To preserve and share Ken Estes' original genetics with the world. Every seed and clone we offer carries the authentic GDP lineage, carefully maintained and selected for quality, potency, and that signature purple color.
Lineage
The Genetics
Over 20 years of breeding excellence. Our catalog includes the original GDP and its finest crosses — each one a testament to Ken's mastery of cannabis genetics.
Recognition
Awards & Recognition
Multiple Cannabis Cup wins. Recognized as one of the most influential breeders in cannabis history.