Heirloom Organics Non-Hybrid Seed Packs are the sustainable gardening choice of home, homestead and professional gardeners throughout North America. Whether you are in the city, suburbs or country, Heirloom Organics Seed Packs are designed with your specific space, light and nutritional needs in mind. Long Term Storage ProcessedHeirloom Organics Non-Hybrid Seed Packs are processed for long-term storage, increasing the shelf-life of our seeds by many years. We use the methods developed and approved by the U.S. Dept. of Agriculture (USDA) for processing and packaging seeds for long-term storage. Heirloom Organics is the only supplier of seeds that has studied and implemented these methods developed by the USDA. No other seeds available today incorporate these advanced methods for seed packaging and storage. Heirloom Organics Seed Packs are truly the food source of tomorrow, packaged with advanced storage methods today.