Genus
Erysimum
32 US plant patents have been granted in this genus. 2 are already in the public domain — anyone may propagate and sell them. The next of the 30 still protected comes off patent on March 31, 2028.
Still under patent — 30 cultivars
Soonest to come off patent first. You may not propagate these for sale until the date shown.
- Jenny BrookPP20253Erysimum plant named ‘Jenny Brook’UNDER PATENTMarch 31, 2028
- InneryrysistarPP22460Erysimum plant named ‘Inneryrysistar’UNDER PATENTNovember 29, 2030
- InnerywinorchPP22467Erysimum plant named ‘Innerywinorch’UNDER PATENTNovember 29, 2030
- InneryrysimoonPP22476Erysimum plant named ‘Inneryrysimoon’UNDER PATENTNovember 29, 2030
- WALFRASTARPP23101Erysimum plant named ‘WALFRASTAR’UNDER PATENTApril 5, 2031
- ERFZ0001PP26197Erysimum plant named ‘ERFZ0001’UNDER PATENTOctober 17, 2033
- HONEYBERRYPP25749Erysimum plant named ‘HONEYBERRY’UNDER PATENTFebruary 15, 2034
- BalchermauvPP26604Erysimum plant named ‘Balchermauv’UNDER PATENTDecember 2, 2034
- BalcherlemyPP26623Erysimum plant named ‘Balcherlemy’UNDER PATENTDecember 2, 2034
- ERFZ0003PP29331Erysimum plant named ‘ERFZ0003’UNDER PATENTApril 25, 2037
- BalcherfloraPP29657Erysimum plant named ‘Balcherflora’UNDER PATENTMay 30, 2037
- BalcherissamPP29379Erysimum plant named ‘Balcherissam’UNDER PATENTJune 14, 2037
- Bowles Me AwayPP29380Erysimum plant named ‘Bowles Me Away’UNDER PATENTJune 14, 2037
- DERSUSGBPPP31667Erysimum plant named ‘DERSUSGBP’UNDER PATENTMay 21, 2039
- ERFZ0004PP31776Erysimum plant named ‘ERFZ0004’UNDER PATENTJune 5, 2039
- ERFZ0005PP31801Erysimum plant named ‘ERFZ0005’UNDER PATENTJune 5, 2039
- ERFZ0007PP31619Erysimum plant named ‘ERFZ0007’UNDER PATENTJune 6, 2039
- ERFZ0006PP31902Erysimum plant named ‘ERFZ0006’UNDER PATENTJuly 24, 2039
- DoerywaberlemPP34300Erysimum plant named ‘Doerywaberlem’UNDER PATENTOctober 12, 2041
- DoerywapePP34301Erysimum plant named ‘Doerywape’UNDER PATENTOctober 12, 2041
- DoerywapilemPP34307Erysimum plant named ‘Doerywapilem’UNDER PATENTOctober 12, 2041
- DoerywaciPP34331Erysimum plant named ‘Doerywaci’UNDER PATENTOctober 12, 2041
- DoeryinbrilPP35992Erysimum plant named ‘Doeryinbril’UNDER PATENTOctober 21, 2043
- doeryinyoPP36011Erysimum plant named ‘doeryinyo’UNDER PATENTOctober 21, 2043
- DoeryinsuPP36031Erysimum plant named ‘Doeryinsu’UNDER PATENTOctober 21, 2043
- DoeryinpaPP36103Erysimum plant named ‘Doeryinpa’UNDER PATENTOctober 21, 2043
- DoerywalaPP36651Erysimum plant named ‘Doerywala’UNDER PATENTOctober 21, 2043
- Cdcery1PP36239Erysimum plant named ‘Cdcery1’UNDER PATENTMarch 12, 2044
- Cdcery2PP36457Erysimum plant named ‘Cdcery2’UNDER PATENTApril 15, 2044
- Cdcery3PP36581Erysimum plant named ‘Cdcery3’UNDER PATENTSeptember 27, 2044
Already in the public domain — 2 cultivars
Most recently freed first. Anyone may propagate and sell these plants — though the name it is sold under may still be a live trademark.
- Lemon ZestPP17858Erysimum plant named ‘Lemon Zest’PUBLIC DOMAINDecember 12, 2025
- WalfrasunPP13432Erysimum plant named ‘Walfrasun’PUBLIC DOMAINDecember 10, 2021
A patent expiring frees the plant, and its cultivar name comes with it — cultivar names cannot be trademarked, so they are always free to use. What it does not free is any brand name the plant is marketed under. Those are trademarks and renew indefinitely.