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Awaiting original catalog description |
FURTHER CULTURAL INFORMATION ![]() |
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Hardiness Zones 4-8 for most varieties, Some cultivars tolerate colder, others tolerate warmer zones (please comment in comment box with your location if this cultivar grows well in zone 3, 4, 9, or 10.) |
Exposure Prefers full sun for optimal performance, may still bloom in half-day shade |
Water: Prefers well drained good garden soil, Tolerant of dry conditions in established plants, Intolerant of swampy conditions. |
PH Prefers Neutral to basic solis 6.1 to 8.5, quite toleranr of more extreme conditions |
Fertilizer Prefers rich conditions on relatively inorganic soils. |
I | Attachment | Action | Size | Date | Who | Comment |
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DKeepSmiling.JPG | manage | 69 K | 28 May 2011 - 04:44 | Main.bjacobs | Photo by Betty Jacobs. Picture taken at Schreiner's Gardens. |
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DSCN3001.JPG | manage | 70 K | 28 May 2011 - 04:45 | Main.bjacobs | Photo by Betty Jacobs. Picture taken at Schreiner's Gardens. |
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DSCN3004.JPG | manage | 70 K | 28 May 2011 - 04:46 | Main.bjacobs | Photo by Betty Jacobs. Picture taken at Schreiner's Gardens. |
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KeepSmiling-Schreiner03.jpg | manage | 49 K | 29 Nov 2010 - 09:23 | ColleenModra | Colleen Modra Photo |
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KeepSmiling_by_JanLauritzen.jpg | manage | 71 K | 05 Nov 2010 - 21:55 | Main.janlauritzen | Taken at the AIS 2005 National in St. Louis, MO |
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keepsmiling01.jpg | manage | 36 K | 30 Nov 2018 - 22:25 | TerryLaurin | Photo by Iriszkert Szasz-Hungary. |
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keepsmiling02.jpg | manage | 36 K | 30 Nov 2018 - 22:27 | TerryLaurin | Photo by Iriszkert Szasz-Hungary. |
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keepsmiling5.jpg | manage | 59 K | 17 Nov 2017 - 00:44 | TerryLaurin | Photo by Gintaras Kilmaitis-Irisu Pasaulis-Lithuania |
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keepsmiling6.jpg | manage | 73 K | 11 Nov 2013 - 02:36 | TerryLaurin | Photo by Alain Chapelle-Jardin d'Iris de Bubry-France |
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keepsmiling60.jpg | manage | 97 K | 25 Mar 2023 - 14:18 | TerryLaurin | Photo by Alain Chapelle-Jardin d'Iris de Bubry-France |