Plant
Brunnera
21 US plant patents name this plant. 3 have expired, so those cultivars are free to propagate and sell. The next of the 18 still protected comes off patent on November 7, 2027.
Still under patent — 18 cultivars
Soonest to come off patent first. You may not propagate these for sale until the date shown.
- Mr. MorsePP19947Brunnera plant named ‘Mr. Morse’UNDER PATENTNovember 7, 2027
- Silver LiningPP19851Brunnera Plant Named ‘Silver Lining’UNDER PATENTDecember 10, 2027
- Emerald MistPP20460Brunnera plant named ‘Emerald Mist’UNDER PATENTAugust 21, 2028
- SLDGPP22687Brunnera plant named ‘SLDG’UNDER PATENTFebruary 2, 2031
- NonurbPP23524Brunnera plant named ‘Nonurb’UNDER PATENTJanuary 25, 2032
- Silver HeartPP24685Brunnera plant named ‘Silver Heart’UNDER PATENTFebruary 9, 2033
- Sea HeartPP24684Brunnera plant named ‘Sea Heart’UNDER PATENTFebruary 14, 2033
- Alexander's GreatPP25789Brunnera plant named ‘Alexander's Great’UNDER PATENTMarch 8, 2034
- Silver CharmPP27240Brunnera plant named ‘Silver Charm’UNDER PATENTJune 22, 2035
- Sterling SilverPP31280Brunnera macrophylla plant named ‘Sterling Silver’UNDER PATENTFebruary 1, 2039
- Queen of HeartsPP32737Brunnera macrophylla plant named ‘Queen of Hearts’UNDER PATENTAugust 20, 2039
- Jack of DiamondsPP32752Brunnera macrophylla plant named ‘Jack of Diamonds’UNDER PATENTAugust 20, 2039
- AlexandriaPP33777Brunnera plant named ‘Alexandria’UNDER PATENTFebruary 1, 2041
- FrostbitePP35059Brunnera plant named ‘Frostbite’UNDER PATENTOctober 3, 2042
- BalbrupostPP35844Brunnera plant named ‘Balbrupost’UNDER PATENTSeptember 22, 2043
- BalbruflinePP36281Brunnera plant named ‘Balbrufline’UNDER PATENTSeptember 22, 2043
- HBBM19PP37219Brunnera plant named ‘HBBM19’UNDER PATENTJuly 19, 2045
- BalfrosmicPP37381Brunnera plant named ‘Balfrosmic’UNDER PATENTSeptember 9, 2045
Already in the public domain — 3 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.
- Looking GlassPP17829Brunnera macrophylla plant named ‘Looking Glass’PUBLIC DOMAINApril 15, 2026
- Silver WingsPP13706Brunnera plant named ‘Silver Wings’PUBLIC DOMAINJuly 30, 2021
- Jack FrostPP13859Brunnera macrophylla plant named ‘Jack Frost’PUBLIC DOMAINMay 25, 2021
Botanically this is Brunnera. A patent expiring frees the plant, and its cultivar name with it — cultivar names cannot be trademarked. Any brand name it is sold under is a separate thing and may still be owned.