303 Seeds is your source for some of the world’s finest medical cannabis seeds. Our company was founded by Colorado medical cannabis breeders to provide high quality genetics in seed form to medical cannabis patients. We are here to grow and test the best and highest quality medicine available, and share it with you via cannabis seed.
Our products are produced and grown naturally with organic amendments whenever possible. We do not compromise on quality and all seeds are batch tested for germination and viability. We consider ourselves leaders in cannabinoid testing and all of our strains are lab tested by some of the world’s leading cannabis chemists. Our test results are provided in the seed catalog to help you select the cannabis most suited to your particular need. Most importantly, we strive to educate the masses about the wondrous and seemingly limitless medical attributes of the cannabis plant