Seeds are packaged by weight, all seed counts should be considered estimates. 1 gram of seeds is approximately 10,000 seeds. This listing is for 100 milligrams of seeds which is approximately 1,000 seeds. About Black Mammoth Black Mammoth is a deep dark heirloom tobacco that gives good weight. It grows to 4-5 feet in height. The leaves grow up to 30 inches in length and 16 inches in width and are often fire cured. Matures in 55-60 days. Brand: O’Neill Seeds Manufacturer: O’Neill Seeds
