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Organization

Seed Savers Exchange

Also known as: SSE

The largest non-governmental seed bank in the United States, founded in 1975 by Diane Ott Whealy and Kent Whealy in Decorah, Iowa. Maintains a collection of more than 25,000 heirloom varieties on its 890-acre Heritage Farm headquarters, with both backup-storage seeds and active-growing field collections. Operates a member-to-member seed exchange program, a public retail catalog, an apprenticeship program, and ongoing education on seed-saving, heirloom preservation, and plant-genetic diversity. The institutional anchor of the heirloom-revival movement in North America.

Origin

In 1975, Kent and Diane Ott Whealy began Seed Savers Exchange in their Missouri kitchen with two [[heirloom-varieties|heirloom seeds]] Diane’s grandfather had given her: Grandpa Ott’s [[morning-glory|morning glory]] and the German Pink tomato — both varieties Bavarian immigrants had brought to America in the 1870s. The Whealys realized that older garden varieties were rapidly disappearing as commercial seed catalogs dropped them, and that no institution was working specifically to preserve them in active circulation.

Seed Savers Exchange began as a member-to-member seed exchange. Members listed varieties they could share; other members ordered them; seeds traveled household to household. The model is unique among seed organizations — it is decentralized cultivation, not centralized storage.

The Whealys moved to [[century-farm|Heritage Farm]] in [[decorah|Decorah]], Iowa, in 1986. The 890-acre farm became (and remains) the home of the SSE seed collection.

What SSE does today

  • Heirloom seed collection — 25,000+ varieties of vegetables, fruits, grains, and flowers; both seed-banked (frozen for long-term preservation) and actively grown each year on the farm
  • Member-to-member seed exchange — over 13,000 members offering and requesting [[heirloom-varieties|heirloom seeds]] annually
  • Retail catalog — open to non-members; offers a curated subset of the collection commercially, returning revenue to preservation
  • Heritage breed livestock — the farm also maintains rare-breed Ancient White Park cattle and other [[heritage-breeds|heritage livestock]]
  • Apprenticeship and education — interns trained on seed-saving, heritage gardens, [[plant-breeding|plant breeding]]
  • Field studies and [[seed-bank|seed bank]] — ongoing scientific work on variety stability, regeneration, and storage
  • Annual conference — the SSE Conference and Campout brings members together each summer at [[century-farm|Heritage Farm]]

Notable preserved varieties

Seed Savers Exchange has preserved many varieties that would otherwise have disappeared, including the Brandywine tomato (which had nearly been lost commercially before SSE recirculation), Cherokee Purple tomato, Glass Gem corn, [[moon-and-stars-watermelon|Moon and Stars watermelon]], and thousands of less-famous but equally-significant family varieties from immigrant communities and Indigenous nations across North America.

Why this listing

Knowledge-care institutions that hold the genetic substrate of food across generations are foundational to any regenerative-food future. Seed Savers Exchange has done this work for fifty years; the collection is cultural and biological inheritance held in trust for the public domain. Listed as knowledge-care for the institutional-scale preservation work; the substrate-builder framing also applies (seeds are substrate).

See also

Auto-generated from this entry’s typed relations: frontmatter, grouped by relation type so the editorial signal isn’t flattened.

  • Subset of: [[seed-bank]]
  • Substrate of: [[heirloom-varieties]]
  • Member of: [[organization]]
  • Practiced by: [[seed-saving]]

Sources

  • Seed Savers Exchange (seedsavers.org)
  • Seed to Seed, Suzanne Ashworth (Seed Savers Exchange, 2002)
  • The Seed Underground, Janisse Ray (Chelsea Green, 2012)

Rooted in life.

A listing in the 0mn1.one [[directory]]. Filed under [[driftless-area]] in [[directory|the directory]].

What links here, and how

Inbound connections from across the wiki, grouped by lens and by relationship. These appear automatically — every entity page declares what it links to, and that data populates here on the targets.

Practical

shares approach with

  • Anson Mills kindred heritage-preservation operations — SSE on seeds, Anson on the milled-grain layer downstream
  • Baker Creek Heirloom Seeds the two largest non-corporate US heirloom-seed operations — SSE as a member-curated exchange, Baker Creek as a retail catalog
  • Decorah Seed Savers Exchange is headquartered just outside Decorah at Heritage Farm — the town's defining knowledge-care institution
  • Johnny's Selected Seeds Johnny's commercial breeding for the small-grower market complements Seed Savers' nonprofit heirloom-genetics preservation
  • Truelove Seeds kindred seed-keeper operations — SSE as member exchange, Truelove as farmer-network retail

5 inbound links · 4 outbound