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Open Source Seed Initiative

OSSI Varieties

OSSI Pledged Variety List

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OSSI is working to maintain fair and open access to plant genetic diversity worldwide and ensuring freedom to use these resources for farmers, gardeners, breeders, and communities of this and future generations. Free the Seed!
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Tag Cloud

Adaptive Seeds Andrew Still bag tag Bill Whitson Carol Deppe cherokee purple Claire Luby Collaborative Breeding cooperative Craig LeHoullier david podoll Don Tipping Dwarf Tomato Project Edmund Frost Frank Morton hybrid seed Irwin Goldman John Navazio Jonathan Spero joseph lofthouse Mendocino county mortgage lifter mountain honey melon OP Open Circle Seeds open pollinated open source seeds Organic Seed Alliance Patrina Nuske Small peacevine tomato Petra Page-Mann Piracicaba broccoli plant patents plant variety protection Podcast PVP Seed Ambassadors Project seed saving Seminis Southern Exposure Seed Exchange Steve Peters Sweet 100 tomato trombetta squash utility patents Wild Garden Seed

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OSSI is working to maintain fair and open access to plant genetic diversity worldwide and ensuring freedom to use these resources for farmers, gardeners, breeders, and communities of this and future generations. Free the Seed!

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© 2025 Open Source Seed Initiative

  • About
    • About OSSI
    • Board of Directors
    • OSSI FAQs
    • History
    • Resources
  • Seeds
  • Community
    • Open Source Plant Breeding Forum
    • Plant Breeders
    • Seed Company & Nursery Partners
    • Community Partners
  • Get Involved
    • Contact Us
    • Pledge a Variety
    • Become a Seed Company & Nursery Partner
  • Podcast
  • Blog
  • Donate