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.
Avena sativa L. · Oat
Triticum aestivum L. · Bread wheat
Linum usitatissimum L. · Common flax
Brassica oleracea L. (White Cabbage Group) · White cabbage
Aster L. · Aster
G.B.H BARTELS
Brassica napus var. napus · Rapeseed
Glycine max (L.) Merr. · Soybean
Poljopri. Inst. Osijek (HR)
Brassica oleracea L. (White Cabbage Group) · White cabbage
Pisum sativum L. · Pea
Pisum sativum L. · Pea
Prunus persica (L.) Batsch · Peach
Tucker, Joseph H.|2500 E. Sophi La., Kingsburg, CA 93631
Solanum lycopersicum L. · Tomato
Spinacia oleracea L. · Spinach
Nicotiana tabacum L. · Tobacco
Lolium perenne L. · Perennial ryegrass
Cucumis sativus L. · Cucumber
Brassica oleracea L. (Savoy Cabbage Group) · Savoy cabbage
Solanum lycopersicum L. · Tomato
Triticum aestivum L. · Bread wheat
B. Mihov, R. Zhelyazkova, V. Kazakova, T. Dimitrov
Rosa L. · Rose
TANTAU NACH| Rosen Tantau KG
Rosa L. · Rose
Rosen Tantau KG
Helianthus annuus L. · Sunflower
Zea mays L. · Maize
Zea mays L. · Maize