Perennial herb garden seeds. Certified Organic by Oregon Tilth. Non-GMO, Heirloom Peppermint Herb Garden Seed from True Leaf Market. Mentha sp. Peppermint plants are cool perennial and hybrid mints native to the Middle East and Europe. As a cross between spearmint and watermint varieties, Peppermint is a pungent plant with a fresh scent and slight pepper that‚s also referred to as ‚“Candy mint.‚ Peppermint is among the most popular in the U.S.‚as it ranks as the highest favored flavor when it comes to hard candies! Approx 12.000 Seeds per Gram.