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.
Lepidium sativum L. · Garden cress
Lotus corniculatus L. · Bird's-foot trefoil
Daucus carota L. · Carrot
Daucus carota L. · Carrot
Zea mays L. · Maize
Callistephus chinensis (L.) Nees · China aster
Zea mays L. subsp. mays (Maize Group) · Maize
Zea mays L. subsp. mays (Maize Group) · Maize
Zea mays L. subsp. mays (Maize Group) · Maize
Zea mays L. subsp. mays (Maize Group) · Maize
Zea mays L. · Maize
ZP InstitutP (YU)
Zea mays L. · Maize
ZP InstitutP (YU)
Zea mays L. · Maize
ZP InstitutP (YU)
Saintpaulia ionantha H. Wendl. · African violet
Brassica napus L. · Rapeseed
Bc Institut, HR
Prunus domestica L. subsp. domestica · Plum
Freesia Eckl. ex Klatt · Freesia
Gerbera L. · Gerbera
Antirrhinum majus L. · Snapdragon
Xerochrysum bracteatum (Vent.) Tzvelev · Strawflower
Antirrhinum majus L. · Snapdragon
Callistephus chinensis (L.) Nees · China aster
Helianthus annuus L. · Sunflower
Tagetes erecta L. · African marigold