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■(TB) 'Hélios'

1928, Cayeux

'Hélios' (Ferdinand Cayeux, 1928). 'Claude Monet' X 'Clémentine Croutel'. Certificate of Merit and Special prize S.N.H.F.1929.

See below:
Helios01.JPGHelios010.JPGHelios02.JPEGHelios04.JPGHelios12BHI.jpghelios5.JPGhelios9.JPGhelios90.JPGIMG 7311.jpg


Cayeux et Le Clerc catalog 1930, p. 6.
Bulletin de la Société Nationale d'Horticulture de France, 1930, 5e série, Tome III, p. 303.
From Quality Gardens 1929 catalog: This flower will be introduced by M. Cayeux this year and shown at the Paris Flower show next June. It is a very tall, well branched grower and a fine large flower of good form. Standards plain sulphur yellow. falls golden yellow, with a beautiful golden yellow beard. Height 44 inches, This is a magnificent, very large, very tall yellow iris of the finest form and greatest substance.
See John C. Wister Collection, Scott Arboretum Archives, Friends Historical Library of Swarthmore College: picture


Quick Summary of Cultural Directions

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.

-- Main.RPries - 2011-03-07

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Interested in Historic Irises ? Please visit the: Historic Iris Society website.

Interested in French irises ? Please visit: France Iris | Société Française des Iris et plantes Bulbeuses (french language).


-- Main.RPries - 2010-12-10
I Attachment Action Size Date Who Comment
Helios01.JPGJPG Helios01.JPG manage 60 K 24 Nov 2014 - 21:41 Main.TLaurin Photo by Mary Hess-Bluebird Haven Iris Garden
Helios010.JPGJPG Helios010.JPG manage 84 K 18 Aug 2021 - 19:28 Main.TLaurin Photo by Mary Hess-Bluebird Haven Iris Garden
Helios02.JPEGJPEG Helios02.JPEG manage 23 K 10 May 2014 - 16:05 Main.TLaurin Photo courtesy of Mike Lowe from original HIPS website
Helios04.JPGJPG Helios04.JPG manage 102 K 25 Aug 2016 - 19:01 Main.TLaurin Photo by Judy Schneider-The Shady Spot
Helios12BHI.jpgjpg Helios12BHI.jpg manage 74 K 21 Apr 2012 - 17:09 Main.Betsy881 Photo by Mary Hess-Bluebird Haven Iris Garden
IMG_7311.jpgjpg IMG_7311.jpg manage 292 K 20 Dec 2018 - 23:15 Main.davepote Photo by David Potembski, Presby 2016
helios5.JPGJPG helios5.JPG manage 149 K 16 Nov 2023 - 15:58 Main.TLaurin Photo by Jeff Bennett-Dry Creek Garden
helios9.JPGJPG helios9.JPG manage 164 K 13 Jun 2022 - 21:11 Main.TLaurin Photo by Delane Langton-Eagle Ridge Iris Gardens
helios90.JPGJPG helios90.JPG manage 219 K 17 Jul 2023 - 02:32 Main.TLaurin Photo by Delane Langton-Eagle Ridge Iris Gardens
Topic revision: r43 - 16 Nov 2023, TLaurin
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