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.
Beta vulgaris Leaf Beet Group · Swiss chard
Brassica oleracea L. (Kohlrabi Group) · Kohlrabi
Arrhenatherum elatius (L.) P. Beauv. ex J. Presl & C. Pres · False oat-grass
Przediebirstwo Hod. Ros. Szczecin (PL)
Allium schoenoprasum L. · Chives
Semenarna Ljubljana, SI
Zea mays L. subsp. mays (Popcorn Group) · Popcorn
Brassica rapa L. var. rapa (L.) Thell. · Turnip
Solanum tuberosum L. · Potato
Solanum tuberosum L. · Potato
Capsicum annuum L. · Bell pepper
Agronomski fakultet Sveučilišta u Zagrebu, Zavod za povrćarstvo (HR)
Nicotiana tabacum L. · Tobacco
Solanum melongena L. · Eggplant
Solanum melongena L. · Eggplant
Phaseolus vulgaris L. · Common bean
Franchi Sementi (IT)
Citrullus lanatus (Thunb.) Matsum. & Nakai · Watermelon
Zea mays L. · Maize
Phaseolus vulgaris L. · Common bean
ZF Inst. za pol. i grad. SK (MK)
Triticum aestivum L. · Bread wheat
Citrullus lanatus (Thunb.) Matsum. & Nakai · Watermelon
Anthriscus cerefolium (L.) Hoffm. · Chervil
Triticum durum Desf. · Durum wheat
Solanum tuberosum L. · Potato
Lupinus luteus L. · Yellow lupin
Prunus armeniaca L. · Apricot
Solanum tuberosum L. · Potato