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 | RobeDuSoir-2016-7.JPG | manage | 41 K | 16 Jul 2016 - 06:46 | JoelleFRANJEULLE | Iriseraie de Gombault Photo by Joëlle Franjeulle Sologne FRANCE |
jpg | RobeDuSoir2.jpg | manage | 113 K | 17 Jan 2016 - 14:36 | JoelleFRANJEULLE | PHOTO RICHARD CAYEUX |
jpg | robe-du-soir5.jpg | manage | 109 K | 25 Jul 2022 - 02:27 | TerryLaurin | Photo by Iris of Sissinghurst-United Kingdom |
jpg | robedusoir1.jpg | manage | 596 K | 08 Jan 2020 - 03:58 | TerryLaurin | Photo by Christine Cosi-Iris en Perigord- France |
JPG | robedusoir2.JPG | manage | 205 K | 18 Dec 2020 - 03:29 | TerryLaurin | Photo by Christine Cosi-Iris en Perigord- France |
JPG | robedusoir3.JPG | manage | 228 K | 18 Dec 2020 - 03:30 | TerryLaurin | Photo by Christine Cosi-Iris en Perigord- France |
jpg | robedusoir5.jpg | manage | 75 K | 28 Mar 2023 - 02:13 | TerryLaurin | Photo by Alain Chapelle-Jardin d'Iris de Bubry-France |
jpg | robedusoir9.jpg | manage | 175 K | 20 Nov 2021 - 03:45 | TerryLaurin | Photo by Jean Claude Jacob-Iris de la Baie-France |
jpg | robedusoirdelane1.jpg | manage | 153 K | 06 Dec 2021 - 13:44 | TerryLaurin | Photo by Delane Langton-Eagle Ridge Iris Gardens |
jpg | robedusoirdelane10.jpg | manage | 164 K | 06 Dec 2021 - 13:44 | TerryLaurin | Photo by Delane Langton-Eagle Ridge Iris Gardens |
jpg | robedusoirdelane12.jpg | manage | 147 K | 06 Dec 2021 - 13:44 | TerryLaurin | Photo by Delane Langton-Eagle Ridge Iris Gardens |
JPG | robedusoirdelane13.JPG | manage | 211 K | 11 Jul 2023 - 15:00 | TerryLaurin | Photo by Delane Langton-Eagle Ridge Iris Gardens |