See: IRIS et BULBEUSES n°166, 2016, p. 35. |
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 | RegardSombre9.jpg | manage | 92 K | 08 Feb 2021 - 12:53 | TerryLaurin | Photo by Iris of Sissinghurst-United Kingdom |
jpg | regardsombre.jpg | manage | 187 K | 13 Dec 2017 - 10:03 | AlainFranco | Photo by Cayeux, France |
JPG | regardsombre5.JPG | manage | 235 K | 11 Jul 2023 - 14:55 | TerryLaurin | Photo by Delane Langton-Eagle Ridge Iris Gardens |
JPG | regardsombre50.JPG | manage | 219 K | 11 Jul 2023 - 14:55 | TerryLaurin | Photo by Delane Langton-Eagle Ridge Iris Gardens |
JPG | regardsombre51.JPG | manage | 204 K | 18 Jul 2023 - 01:53 | TerryLaurin | Photo by Delane Langton-Eagle Ridge Iris Gardens |
JPG | regardsombre7.JPG | manage | 226 K | 11 Mar 2024 - 18:30 | TerryLaurin | Photo by Christine Cosi-Iris en Perigord- France |