See

*
 

■(TB) 'Thundercloud'

1973, Keppel

'Thundercloud' (Keith Keppel, R. 1972). Seedling# 66-13A. TB, 30" (76 cm). Early bloom. Standards white ground, flushed or lightly stippled lavender (M&P 42-B-5), 1/4" border of beige (11-D-1); Falls white with wide solid plicata border of violine violet (42-1-10) and 1/4" edging of greyed violet (45-D-4); blue-white beard tipped yellow. (('Gene Wild' x 'Majorette') x 'Rococo') X ('Preamble' sibling x 'Around About'). Keppel 1973. Honorable Mention 1974.

From the 2022 Rebloom Checklist: Rebloom reported in: CA, OR, TX. USDA Zones 7, 8

See below:
Photo scanned from the Glenn Corlew slide collectionPhoto by Mary Hess-Bluebird Haven Iris GardenPhoto by Mary Hess-Bluebird Haven Iris GardenPhoto by Alain Chapelle-FranceThundercloud flby Dejoux in my garden : sud-ouest FrancePhoto by La Ferme Des Iris-France

References:

From AIS Bulletin #209 April 1973 Introducing THUNDERCLOUD (Keppel). E. 30". ((Gene Wild x Majorette) x Rococo) X (Preamble sib x Around About). Muted neglecta-plicata. Standards greyed white, flushed and lightly stippled lavender, with a quarter-inch taupe border. Falls white with a wide, almost solid plicata border of greyed violet, blended taupe at the edge. Standards domed and ruffled, falls flared. The medium-sized blooms are in keeping with the thin, much-branched stalks with multiple buds in each placement. Strong fall-blooming tendency in California. EC 1971. $20.00. Keith Keppel.
 
 


Culture

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.
FURTHER CULTURAL INFORMATION Here

Please do not enter images that are not your own without owners' permission, this is against Wiki policy

"Although the Encyclopedia is free to all, it is supported by Emembership in AIS, If you would like to help sustain this reference, for $15 you can become an Emember, click here."

Interested in Tall Bearded Iris? Please visit the: Tall Bearded Iris Society website.

To Report errors do not use comment box but contact the Iris Encyclopedia Photo Manager or Iris Encyclopedia Manager Comment box is reserved for added information about the topic.

Your Observations Are Valued. Please make note of bud count, branching, purple based foliage and bloom time, etc. Because these are affected by climate, note date, year and geographic location and write these and other comments in the comment box below.

 

-- RolandDejoux - 2010-01-01
I Attachment Action Size Date Who Comment
THUNDERCLOUDS01.jpgjpg THUNDERCLOUDS01.jpg manage 149 K 12 Nov 2015 - 15:18 TerryLaurin Photo by La Ferme Des Iris-France
Thundercloud11.JPGJPG Thundercloud11.JPG manage 81 K 02 Sep 2021 - 11:37 TerryLaurin Photo by Mary Hess-Bluebird Haven Iris Garden
Thundercloud12BHI.jpgjpg Thundercloud12BHI.jpg manage 69 K 06 May 2012 - 16:31 BetsyHiggins Photo by Mary Hess-Bluebird Haven Iris Garden
Thundercloud_Keppel_1971.JPGJPG Thundercloud_Keppel_1971.JPG manage 53 K 01 Jan 2010 - 11:25 Main.Laymont+ by Dejoux in my garden : sud-ouest France
Thundercloud_fl.jpgjpg Thundercloud_fl.jpg manage 42 K 21 Feb 2011 - 19:36 IrisP  
thundercloud1.JPGJPG thundercloud1.JPG manage 983 K 13 Jan 2017 - 16:03 TerryLaurin Photo scanned from the Glenn Corlew slide collection
thundercloud4.jpgjpg thundercloud4.jpg manage 70 K 16 Nov 2013 - 21:08 TerryLaurin Photo by Alain Chapelle-France
Topic revision: r23 - 06 Nov 2024, DelaneHLangton
This site is powered by FoswikiCopyright © by the contributing authors. All material on this collaboration platform is the property of the contributing authors.
Ideas, requests, problems regarding Iris Wiki? Send feedback