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See Show Calender* |
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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northernjewel05.jpeg | manage | 15 K | 19 Dec 2014 - 22:45 | UnknownUser | Photo by Portes Des Iris-Switzerland |
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NORTHERNJEWEL3.jpg | manage | 46 K | 21 Jan 2014 - 21:28 | UnknownUser | Photo by Iris of Sissinghurst,UK |
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Northern_Jewel_1991_Schreiner_IB.JPG | manage | 56 K | 11 Dec 2009 - 16:25 | Main.tasquierloic | Photo : Loïc TASQUIER - The Netherlands Zone 7 |
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IB_Northern_Jewel.jpg | manage | 94 K | 28 Apr 2012 - 19:12 | Main.vitreous | As grown in Holladay, UT |
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northernjewel9.JPG | manage | 106 K | 26 Nov 2020 - 22:07 | UnknownUser | Photo scanned from the 1991 Schreiners catalogue by Terry Laurin |
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NorthernJewel02.jpg | manage | 114 K | 13 Sep 2017 - 21:09 | UnknownUser | Photo by Amazing Iris Garden-New Zealand |
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northernjewel01.jpg | manage | 126 K | 20 Aug 2015 - 13:01 | UnknownUser | Photo by Amazing Iris Garden-New Zealand |
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northernjewel03.jpg | manage | 717 K | 16 Aug 2017 - 20:39 | UnknownUser | Photo by Les Jardin du Chateau Vullierens-France |