Breeder
STEMKENS HENRICUS GODEFRIEDUS WILHELMUS
5 US plant patents, granted between 2011 and 2012.
Filed under the STEMKENS name. Related entities are listed separately on the STEMKENS search, because a company and a person are not the same filer even when the name matches.
Still under patent — 5 cultivars
Soonest to come off patent first. You may not propagate these for sale until the date shown.
- PlufrenaPP22484Verbena plant named ‘Plufrena’UNDER PATENTSeptember 20, 2030
- PuwydenaPP22535Verbena plant named ‘Puwydena’UNDER PATENTSeptember 20, 2030
- DesredPP22333Achillea plant named ‘Desred’UNDER PATENTSeptember 21, 2030
- DesyelPP22369Achillea plant named ‘Desyel’UNDER PATENTSeptember 22, 2030
- ApricenaPP22477Verbena plant named ‘Apricena’UNDER PATENTSeptember 24, 2030