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.
Cichorium intybus L. · Chicory
Bejo Zaden B.V.
Dianthus caryophyllus L. · Carnation
LEK-ZONEN
Glycine max (L.) Merr. · Soybean
PETERSON Seed Co. Inc. (US)
Lactuca sativa L. · Lettuce
Quali-Sel, Inc.
Solanum tuberosum L. · Potato
KARTZ VON KAMEKE
Gerbera L. · Gerbera
BOERLAGE PETRUS EGIDIUS
Cucumis sativus L. · Cucumber
GOLDEN WEST SEED RESEARCH Co.
Capsicum annuum L. · Bell pepper
Zakład Hodowli Roślin Ogrodniczych Capsi-Nova
Solanum lycopersicum L. · Tomato
Domaine Public (FR)
Solanum tuberosum L. · Potato
VANDEL POTATOES I/S
Phaseolus vulgaris L. · Common bean
Harris Moran Seed Company
Cucurbita pepo L. · Field pumpkin
Robson Corporation
Raphanus sativus L. · Radish
Sakata Seed Corporation
Anthurium Schott · Anthurium
Kuipers Toon B.V.
Prunus persica (L.) Batsch · Peach
GAE MEYNAUD Freres (FR)
Zea mays L. subsp. mays (Maize Group) · Maize
RAGT SA (FR)
Ilex L. · Holly
Meserve, Kathleen K.|St. James, NY
Ilex L. · Holly
Meserve, Kathleen K.|St. James, NY
Ilex L. · Holly
MESERVE| Kathleen K. Meserve
Ilex L. · Holly
Meserve, Kathleen K.|St. James, NY
Ilex L. · Holly
Meserve, Kathleen K.|St. James, NY
Solanum lycopersicum L. · Tomato
GOLDEN WEST SEED RESEARCH Co.
Beta vulgaris L. · Beet
SESVanderhave NV
Rosa L. · Rose
Meilland International S.A.