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.
Lactuca sativa L. · Lettuce
Semenarna Ljubljana, SI
Fittonia Coem. · Fittonia
Syringa vulgaris L. · Common lilac
Vitis L. · Grapevine
Vitis L. · Grapevine
Tulipa L. · Tulip
Salix L. · Willow
Dahlia Cav. · Dahlia
Tulipa L. · Tulip
Tulipa L. · Tulip
Hippeastrum Herb. · Amaryllis
Phaseolus vulgaris L. · Common bean
Malus Mill. · Apple
Pisum sativum L. · Pea
Asgrow (IT)
Festuca rubra L. subsp. commutata Markgr.-Dann. · Chewings fescue
Lilium L. · Lily
Anthurium Schott · Anthurium
Anthurium Schott · Anthurium
Gladiolus L. · Gladiolus
Cynoglossum amabile Stapf & J. R. Drumm.
Tulipa L. · Tulip
Allium porrum L. · Leek
Enza Zaden (NL)
Brassica napus L. · Rapeseed
Ribes uva-crispa L. · Gooseberry