Genus
Agastache
61 US plant patents have been granted in this genus. 7 are already in the public domain — anyone may propagate and sell them. The next of the 54 still protected comes off patent on May 9, 2027.
Still under patent — 54 cultivars
Soonest to come off patent first. You may not propagate these for sale until the date shown.
- AGA 304PP19124Agastache plant named ‘AGA 304’UNDER PATENTMay 9, 2027
- AGA 404PP19145Agastache plant named ‘AGA 404’UNDER PATENTMay 9, 2027
- AGA 504PP19182Agastache plant named ‘AGA 504’UNDER PATENTMay 9, 2027
- AGA 104PP19400Agastache plant named ‘AGA 104’UNDER PATENTJuly 27, 2027
- HeatwavePP19662Agastache plant named ‘Heatwave’UNDER PATENTAugust 13, 2027
- AGA 204PP19406Agastache plant named ‘AGA 204’UNDER PATENTOctober 25, 2027
- Raspberry SummerPP20371Agastache plant named ‘Raspberry Summer’UNDER PATENTApril 25, 2028
- Summer LovePP20510Agastache plant named ‘Summer Love’UNDER PATENTMay 25, 2028
- Summer SkyPP20952Agastache plant named ‘Summer Sky’UNDER PATENTJanuary 20, 2029
- Summer GlowPP20980Agastache plant named ‘Summer Glow’UNDER PATENTMarch 27, 2029
- Cotton CandyPP20991Agastache plant named ‘Cotton Candy’UNDER PATENTMarch 27, 2029
- Summer FiestaPP22086Agastache plant named ‘Summer Fiesta’UNDER PATENTJanuary 28, 2030
- Summer SunsetPP23623Agastache plant named ‘Summer Sunset’UNDER PATENTDecember 27, 2031
- Blue BoaPP24050Agastache plant named ‘Blue Boa’UNDER PATENTJune 13, 2032
- Violet VisionPP25274Agastache plant named ‘Violet Vision’UNDER PATENTJune 12, 2033
- Kudos Silver BluePP25344Agastache plant named ‘Kudos Silver Blue’UNDER PATENTSeptember 6, 2033
- Kudos MandarinPP25381Agastache plant named ‘Kudos Mandarin’UNDER PATENTSeptember 6, 2033
- Kudos CoralPP25613Agastache plant named ‘Kudos Coral’UNDER PATENTDecember 19, 2033
- Kudos AmbrosiaPP25614Agastache plant named ‘Kudos Ambrosia’UNDER PATENTDecember 19, 2033
- Rosie PosiePP25857Agastache plant named ‘Rosie Posie’UNDER PATENTApril 7, 2034
- Peachie KeenPP25886Agastache plant named ‘Peachie Keen’UNDER PATENTApril 7, 2034
- Kudos GoldPP26410Agastache plant named ‘Kudos Gold’UNDER PATENTSeptember 23, 2034
- Little AdderPP26514Agastache plant named ‘Little Adder’UNDER PATENTOctober 23, 2034
- Kudos YellowPP26563Agastache plant named ‘Kudos Yellow’UNDER PATENTJanuary 13, 2035
- AADPE14-1PP28389Agastache plant named ‘AADPE14-1’UNDER PATENTNovember 18, 2035
- Mango TangoPP28747Agastache plant named ‘Mango Tango’UNDER PATENTJuly 14, 2036
- TNAGAPDBPP28950Agastache plant named ‘TNAGAPDB’UNDER PATENTNovember 7, 2036
- Velvet CrushPP29394Agastache hybrid plant named ‘Velvet Crush’UNDER PATENTDecember 27, 2036
- MorelloPP29527Agastache plant named ‘Morello’UNDER PATENTMay 9, 2037
- TNAGAPBYPP30403Agastache plant named ‘TNAGAPBY’UNDER PATENTJanuary 25, 2038
- TNAGAPLPP30530Agastache plant named ‘TNAGAPL’UNDER PATENTJanuary 25, 2038
- AgapdPP30614Agastache plant named ‘Agapd’UNDER PATENTMarch 28, 2038
- TNAGAKRPP30375Agastache plant named ‘TNAGAKR’UNDER PATENTApril 25, 2038
- TNAGAPOPP30506Agastache plant named ‘TNAGAPO’UNDER PATENTJune 29, 2038
- Crazy FortunePP31364Agastache plant named ‘Crazy Fortune’UNDER PATENTFebruary 4, 2039
- ASUOR03-0PP32334Agastache plant named ‘ASUOR03-0’UNDER PATENTNovember 12, 2039
- ASUMO02-0PP32375Agastache plant named ‘ASUMO02-0’UNDER PATENTNovember 12, 2039
- ASUBL01-0PP32376Agastache plant named ‘ASUBL01-0’UNDER PATENTNovember 12, 2039
- ASURO08-0PP33618Agastache plant named ‘ASURO08-0’UNDER PATENTNovember 10, 2040
- Danish DelightPP33647Agastache plant named ‘Danish Delight’UNDER PATENTMarch 3, 2041
- Queen NectarinePP34896Agastache plant named ‘Queen Nectarine’UNDER PATENTApril 28, 2042
- Royal RaspberryPP34910Agastache plant named ‘Royal Raspberry’UNDER PATENTApril 28, 2042
- DoagabetamberPP35255Agastache plant named ‘Doagabetamber’UNDER PATENTNovember 21, 2042
- DoagabetamaPP35373Agastache plant named ‘Doagabetama’UNDER PATENTNovember 21, 2042
- Blue BayouPP35759Agastache plant named ‘Blue Bayou’UNDER PATENTJanuary 26, 2043
- Pink PearlPP36637Agastache plant named ‘Pink Pearl’UNDER PATENTMay 28, 2043
- AgapkPP35957Agastache plant named ‘Agapk’UNDER PATENTNovember 15, 2043
- Guava LavaPP36001Agastache plant named ‘Guava Lava’UNDER PATENTDecember 15, 2043
- Sierra PurplePP36546Agastache plant named ‘Sierra Purple’UNDER PATENTDecember 24, 2043
- G19131PP36904Agastache plant named ‘G19131’UNDER PATENTJune 26, 2044
- BalsumleacPP36935Agastache plant named ‘Balsumleac’UNDER PATENTOctober 13, 2044
- BalsumlemPP36951Agastache plant named ‘Balsumlem’UNDER PATENTOctober 13, 2044
- BalsumloraPP36952Agastache plant named ‘Balsumlora’UNDER PATENTOctober 13, 2044
- Pinky PiePP36814Agastache plant named ‘Pinky Pie’UNDER PATENTJanuary 29, 2045
Already in the public domain — 7 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.
- KiegadorPP16308Agastache plant named ‘Kiegador’PUBLIC DOMAINOctober 24, 2024
- KiegapurPP16067Agastache plant named ‘Kiegapur’PUBLIC DOMAINJune 13, 2024
- KiegabiPP16023Agastache plant named ‘Kiegabi’PUBLIC DOMAINMay 1, 2024
- After EightPP15921Agastache plant named ‘After Eight’PUBLIC DOMAINAugust 26, 2023
- Pink PerfumePP15381Agastache plant named ‘Pink Perfume’PUBLIC DOMAINJuly 21, 2023
- SinningPP13673Agastache plant named ‘Sinning’PUBLIC DOMAINJune 17, 2022
- Red FortunePP11816Agastache plant named ‘Red Fortune’PUBLIC DOMAINMarch 8, 2019
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.