Genus
Canna
22 US plant patents have been granted in this genus. 10 are already in the public domain — anyone may propagate and sell them. The next of the 12 still protected comes off patent on February 2, 2029.
Still under patent — 12 cultivars
Soonest to come off patent first. You may not propagate these for sale until the date shown.
- LON01PP21350Variety of Canna plant named ‘LON01’UNDER PATENTFebruary 2, 2029
- Can Do Apricot Dark LeafPP21955Canna plant named ‘Can Do Apricot Dark Leaf’UNDER PATENTJanuary 13, 2030
- Can Do PinkPP21956Canna plant named ‘Can Do Pink’UNDER PATENTJanuary 13, 2030
- Orange ChocolatePP22423Canna plant named ‘Orange Chocolate’UNDER PATENTJuly 8, 2030
- CHOCOLATE SUNRISEPP22446Canna plant named ‘CHOCOLATE SUNRISE’UNDER PATENTJuly 8, 2030
- B MarleyPP23977Canna plant named ‘B Marley’UNDER PATENTApril 27, 2032
- Maui PunchPP23931Canna plant named ‘Maui Punch’UNDER PATENTMay 1, 2032
- LEESHECAN01PP26398Canna plant named ‘LEESHECAN01’UNDER PATENTJuly 11, 2034
- Fire DragonPP26517Canna plant named ‘Fire Dragon’UNDER PATENTOctober 3, 2034
- Longwood Simply SalmonPP29668Canna plant named ‘Longwood Simply Salmon’UNDER PATENTNovember 24, 2036
- Red TigerPP30655Canna plant named ‘Red Tiger’UNDER PATENTMay 8, 2038
- White TigerPP32738Canna plant named ‘White Tiger’UNDER PATENTApril 24, 2040
Already in the public domain — 10 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.
- BalcanyelPP17115Canna plant named ‘Balcanyel’PUBLIC DOMAINSeptember 12, 2025
- RobToyRedPP16320Canna plant named ‘RobToyRed’PUBLIC DOMAINAugust 26, 2024
- MNImarPP15047Canna hybrida plant named ‘MNImar’PUBLIC DOMAINNovember 27, 2023
- MACtroPP13809Variety of canna named ‘MACtro’PUBLIC DOMAINSeptember 18, 2021
- RoblibkeyPP11129Canna generalis plant named `Roblibkey`PUBLIC DOMAINDecember 9, 2017
- RoblibcanPP10976Canna generalis plant named `Roblibcan`PUBLIC DOMAINDecember 4, 2017
- RoblibwatPP10986Canna generalis plant named `Roblibwat`PUBLIC DOMAINDecember 4, 2017
- PhasionPP10569Canna plant named `Phasion`PUBLIC DOMAINSeptember 6, 2016
- RoblibscaPP9896Canna plant named `Roblibsca`PUBLIC DOMAINDecember 21, 2015
- Bugle BoyPP9154Canna plant `Bugle Boy`PUBLIC DOMAINApril 11, 2014
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.