See: IRIS et BULBEUSES n°160, 2010, p. 37. |
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 | ROSEDELAVALLEE01.jpg | manage | 128 K | 07 Dec 2015 - 20:20 | TerryLaurin | Photo by Klaus Burkhardt- Iris Schwertilienoase-Germany |
jpg | ROSEDELAVALLEE02.jpg | manage | 110 K | 30 Aug 2018 - 21:48 | TerryLaurin | Photo by Klaus Burkhardt- Iris Schwertilienoase-Germany |
JPG | RoseDeLaValle-2015-1.JPG | manage | 35 K | 06 Dec 2015 - 13:04 | JoelleFRANJEULLE | Iriseraie de Gombault Photo by Joëlle Franjeulle Sologne FRANCE |
JPG | RoseDeLaValle-2015-2.JPG | manage | 36 K | 06 Dec 2015 - 13:03 | JoelleFRANJEULLE | Iriseraie de Gombault Photo by Joëlle Franjeulle Sologne FRANCE |
JPG | RoseDeLaValle-2015-3.JPG | manage | 33 K | 06 Dec 2015 - 13:03 | JoelleFRANJEULLE | Iriseraie de Gombault Photo by Joëlle Franjeulle Sologne FRANCE |
JPG | RoseDeLaValle-2015-4.JPG | manage | 35 K | 06 Dec 2015 - 13:03 | JoelleFRANJEULLE | Iriseraie de Gombault Photo by Joëlle Franjeulle Sologne FRANCE |
JPG | rosede9.JPG | manage | 125 K | 11 Jun 2022 - 01:47 | TerryLaurin | Photo by Delane Langton-Eagle Ridge Iris Gardens |
JPG | rosede90.JPG | manage | 126 K | 11 Jun 2022 - 01:47 | TerryLaurin | Photo by Delane Langton-Eagle Ridge Iris Gardens |
JPG | rosede91.JPG | manage | 163 K | 11 Jun 2022 - 01:47 | TerryLaurin | Photo by Delane Langton-Eagle Ridge Iris Gardens |
JPG | rosede92.JPG | manage | 178 K | 18 Jul 2023 - 02:02 | TerryLaurin | Photo by Delane Langton-Eagle Ridge Iris Gardens |
JPG | rosede93.JPG | manage | 204 K | 18 Jul 2023 - 02:02 | TerryLaurin | Photo by Delane Langton-Eagle Ridge Iris Gardens |
jpg | rosedelavallee.jpg | manage | 49 K | 12 May 2012 - 13:03 | AlainFranco | Photo by Iris Cayeux - France |
jpg | rosedelavallee2.jpg | manage | 64 K | 13 Nov 2013 - 20:37 | TerryLaurin | Photo by Alain Chapelle-Jardin d'Iris de Bubry-France |