Certified Organic Blue Vervain Seeds (~300): Non-GMO, Certified Organic Heirloom Seed Packet Packet: 0.1 gram, ~300 seeds Non-GMO, Certified Organic Heirloom Variety 80-100 days to leaf. Hardy perennial. Best Grown in Spring in Most Climates Plant Good Seed. Know the Source. Located in Ojai, California.