Awaiting original catalog description |
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. |
FURTHER CULTURAL INFORMATION Here |
I | Attachment | Action | Size | Date | Who | Comment |
---|---|---|---|---|---|---|
jpg | Spectral-ChallangeCT.jpg | manage | 57 K | 03 Nov 2011 - 20:58 | BetsyHiggins | Photo by C & T Iris Patch |
jpg | SpectralChallengeEI.jpg | manage | 26 K | 19 Dec 2012 - 20:18 | BetsyHiggins | Photo by Exline Iris Garden |
jpg | SpectralChallenge_by_JanLauritzen.jpg | manage | 76 K | 17 Feb 2012 - 00:03 | Main.janlauritzen | taken at the AIS Portland National in 2006 |
jpg | spectral01.jpg | manage | 65 K | 28 Jun 2015 - 03:06 | TerryLaurin | Photo by Exline Iris Garden |
jpg | spectral02.jpg | manage | 70 K | 04 Jul 2015 - 02:36 | TerryLaurin | Photo by Delane Langton |
JPG | spectralchallenge03.JPG | manage | 58 K | 29 Sep 2015 - 19:57 | TerryLaurin | Photo by Pat Canter |
JPG | spectralchallenge04.JPG | manage | 76 K | 26 Sep 2015 - 19:35 | TerryLaurin | Photo by Pat Canter |
JPG | spectralchallenge05.JPG | manage | 53 K | 03 Oct 2015 - 19:30 | TerryLaurin | Photo by Pat Canter |
jpg | spectralchallenge2.jpg | manage | 41 K | 11 Feb 2013 - 21:49 | TerryLaurin | Photo by Chad Harris of Mt. Pleasant Iris Farm |
JPG | spectralchallenge9.JPG | manage | 311 K | 12 Jan 2021 - 21:49 | TerryLaurin | Photo scanned from the 2003 Cooley's Iris Gardens catalogue by Terry Laurin |