For 2 decades, Estes has been supporting the legal use of Medical Marijuana and is now cultivating some of the best Medical Marijuana strains available anywhere in the world with Grand Daddy Purp. There is nothing like first-hand experience to help establish a successful company and for Ken Estes, founder of Grand Daddy Purp Genetics, this is the case. A medical patient himself, Estes acknowledges the need for superior strains that produce a genuine relief from pain. Grand Daddy Purp strains give you high level of pain relief whilst allowing you to stay focused. It is known worldwide for treatment in medical conditions such loss of appetite, gastrointestinal disorders, illness and injury and glaucoma amongst many others.