90 Days to maturity. Mentha pulegium. Pennyroyal Mint Seeds. Non-GMO, annual or perennial, open-pollinated, heirloom. Suitable for growing in containers, garden plots, raised beds, and greenhouses. Pennyroyal Mint is a charming, aromatic perennial with fragrant green foliage and delicate lavender blooms—perfect for ground cover, containers, or pest-deterrent borders. Easy to grow from seed, it spreads enthusiastically and brings both beauty and functionality to your herb garden. While it has traditionally been used as a medicinal, herbal tea, and culinary herb, Pennyroyal can be toxic if the dose becomes large enough, so use caution with ingesting Pennyroyal. ~476,000 seeds/oz.