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.
Helianthus annuus L. · Sunflower
ASGROW SEED CO
Zea mays L. subsp. mays (Popcorn Group) · Popcorn
Agrisel, SK
Zea mays L. subsp. mays (Popcorn Group) · Popcorn
Agrisel, SK
Lactuca sativa L. · Lettuce
Rijk Zwaan Zaadteelt en Zaadhandel BV (NL)
Hordeum vulgare L. · Barley
Sejet Planteforaedling I,S
Zea mays L. · Maize
EURALIS GENETIQUE
Festuca rubra L. · Red fescue
Euro Grass Breeding GmbH Co. KG
Beta vulgaris Sugar Beet Group · Sugar beet
Florimond Desprez Veuve et Fils, FR
Triticum aestivum L. · Bread wheat
Agrigenetics d.o.o. (HR)
Triticum durum Desf. · Durum wheat
HAZERA GENETICS
Lolium perenne L. · Perennial ryegrass
VAN DER HAVE B. V.
Alstroemeria L. · Alstroemeria
Leeuwen, Jac. van|Poeldijk, Netherlands
Cucumis sativus L. · Cucumber
Zeraim Gedera Ltd. Seed Company
Rosa L. · Rose
DAVID HADAD| Hadad David
Pisum sativum L. · Pea
Andre Blondeau Semences (FR)
Phaseolus vulgaris L. · Common bean
S & G Seeds BV (NL)
Zea mays L. · Maize
Seifert, Robert P.
Kalanchoe Adans. · Kalanchoe
PETER S HESSE
Beta vulgaris Sugar Beet Group · Sugar beet
SAS FLORIMOND-DESPREZ Veuve et Fils
Lolium perenne L. · Perennial ryegrass
ABERYSTWYTH UNIVERSITY
Papaver somniferum L. · Opium poppy
Rosa L. · Rose
ZWEMSTRA| Jan Jelle Zwemstra
Allium cepa L. var. cepa · Onion
Bejo Zaden B.V., De Groot en Slot B.V.
Citrullus lanatus (Thunb.) Matsum. & Nakai · Watermelon
Golden West Seed Co.