Public domain
Plant breeders' rights are granted for a limited term. Upon expiration, the variety enters the public domain: its seeds can be propagated and sold without the rights holder's license.
Recent years are the most sought-after: the variety is free to use but still in production.
Triticum aestivum L. · Bread wheat
Cucumis sativus L. · Cucumber
Cucumis sativus L. · Cucumber
Helianthus annuus L. · Sunflower
Shein, Steve
Helianthus annuus L. · Sunflower
SEIFERT ROBERT
Zea mays L. · Maize
PIONEER OVERSEAS CORPORATION
Solanum tuberosum L. · Potato
Nachmias, Avi
Phaseolus vulgaris L. · Common bean
Zea mays L. subsp. mays (Maize Group) · Maize
Syngenta Seeds SAS, FR
Rosa L. · Rose
Meilland International S.A.
Hordeum vulgare L. · Barley
Daucus carota L. · Carrot
Zea mays L. subsp. mays (Maize Group) · Maize
Limagrain Genetics Grandes Cultures SA (FR)
Beta vulgaris Sugar Beet Group · Sugar beet
Lolium perenne L. · Perennial ryegrass
Beta vulgaris Sugar Beet Group · Sugar beet
Helianthus annuus L. · Sunflower
ADVANTA SEMILLAS S.A.I.C. (AR)
Helianthus annuus L. · Sunflower
Ulrike Ellis c/o KWS Lochow GmbH (DE)
Helianthus annuus L. · Sunflower
KWS Kleinwanzlebener Saatzucht AG (DE)
Allium porrum L. · Leek
Phleum pratense L. · Timothy grass
Triticum aestivum L. · Bread wheat
Spinacia oleracea L. · Spinach
Solanum lycopersicum L. · Tomato