Genus
Verbascum
18 US plant patents have been granted in this genus. 16 are already in the public domain — anyone may propagate and sell them. The next of the 2 still protected comes off patent on February 1, 2027.
Still under patent — 2 cultivars
Soonest to come off patent first. You may not propagate these for sale until the date shown.
- Flower of ScotlandPP19648Verbascum plant named ‘Flower of Scotland’UNDER PATENTFebruary 1, 2027
- Blue LagoonPP23981Verbascum plant named ‘Blue Lagoon’UNDER PATENTJune 1, 2032
Already in the public domain — 16 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.
- Gold NuggetPP18311Verbascum plant named ‘Gold Nugget’PUBLIC DOMAINJune 22, 2026
- Jackie in SpotsPP18671Verbascum plant named ‘Jackie in Spots’PUBLIC DOMAINJune 19, 2026
- Lemon SorbetPP18174Verbascum plant named ‘Lemon Sorbet’PUBLIC DOMAINJune 5, 2026
- RoyaltyPP17891Verbascum plant named ‘Royalty’PUBLIC DOMAINJanuary 30, 2026
- Sunshine SpiresPP17190Verbascum plant named ‘Sunshine Spires’PUBLIC DOMAINJuly 24, 2025
- Honey DijonPP17170Verbascum plant named ‘Honey Dijon’PUBLIC DOMAINJuly 8, 2025
- Dark EyesPP16986Verbascum plant named ‘Dark Eyes’PUBLIC DOMAINJuly 3, 2025
- Sierra SunsetPP17152Verbascum plant named ‘Sierra Sunset’PUBLIC DOMAINJune 25, 2025
- Blushing BridePP17130Verbascum plant named ‘Blushing Bride’PUBLIC DOMAINJune 17, 2025
- Lavender LassPP16658Verbascum plant named ‘Lavender Lass’PUBLIC DOMAINApril 28, 2025
- Sugar PlumPP16224Verbascum plant name ‘Sugar Plum’PUBLIC DOMAINDecember 11, 2024
- Plum SmokeyPP16156Verbascum plant named ‘Plum Smokey’PUBLIC DOMAINOctober 23, 2024
- Jackie in PinkPP15735Verbascum plant named ‘Jackie in Pink’PUBLIC DOMAINMarch 20, 2024
- Pink PetticoatsPP15658Verbascum plant named ‘Pink Petticoats’PUBLIC DOMAINNovember 4, 2023
- ButtercupPP14793Verbascum plant named ‘Buttercup’PUBLIC DOMAINMay 13, 2023
- RosiePP14167Verbascum plant named ‘Rosie’PUBLIC DOMAINMay 10, 2022
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.