See

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■(TB) 'Tenebrae'

1922, Bliss

'Tenebrae' (Arthur John Bliss, 1922). Tb Midseason bloom. Color Class -R9D. 'Trosuperba' x 'Dominion'

See below:
Photo by Colin Campbell- Iris Hills Farm.Photo by Anne Milner-Bliss Irises-United KingdomPhoto by Colin Campbell- Iris Hills Farm.Photo by Mary Hess-Bluebird Haven Iris GardenPhoto by Nancy McDonald-The Pickle Barrel Collection.Photo by Nancy McDonald-The Pickle Barrel Collection.Photo by Nancy McDonald-The Pickle Barrel Collection.Photo by Nancy McDonald-The Pickle Barrel Collection.Photo by Nancy McDonald-The Pickle Barrel Collection.Photo by Nancy McDonald-The Pickle Barrel Collection.Photo by Nancy McDonald-The Pickle Barrel Collection.Photo by Nancy McDonald-The Pickle Barrel Collection.Photo by Nancy McDonald-The Pickle Barrel Collection.
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References:

From Indian Spring Farms catalog, 1927: TENEBRAE (Bliss 1922). A Dominion Seedling of rich, dark coloring that is free flowering and dependable. S. rich violet-purple, tinged dark maroon-purple at the center; F. rich, velvety blackish-purple, reticulated brown at the haft. The flowers are large and finely formed, borne on strong seems 36 inches high. $7.00 each.
From Bonnewitz catalog, 1927: TENEBRAE (Bliss). Dominion Seedling. S. deep rich violet-purple overlaid with a transparent sheen. F. very large velvety black red-purple with red-brown markings on white base; F. much deeper than Moa. Orange beard. An excellent Iris of very rich color, which, however, is not quite as tall as Cardinal or Swazi. In England this has been one of the very best sellers of the Dominion Seedlings $7.50
 
 

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

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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.

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-- BobPries - 2011-03-07
I Attachment Action Size Date Who Comment
tenebrae01.jpgjpg tenebrae01.jpg manage 23 K 21 Jul 2014 - 04:04 TerryLaurin Photo by Colin Campbell- Iris Hills Farm.
tenebrae02.jpgjpg tenebrae02.jpg manage 20 K 19 Aug 2014 - 20:44 TerryLaurin Photo by Anne Milner-Bliss Irises-United Kingdom
tenebrae03.jpgjpg tenebrae03.jpg manage 20 K 13 Aug 2018 - 02:40 TerryLaurin Photo by Colin Campbell- Iris Hills Farm.
tenebrae09.JPGJPG tenebrae09.JPG manage 92 K 02 Sep 2021 - 10:40 TerryLaurin Photo by Mary Hess-Bluebird Haven Iris Garden
tenebrae1.JPGJPG tenebrae1.JPG manage 556 K 30 Jul 2018 - 20:42 TerryLaurin Photo by Nancy McDonald-The Pickle Barrel Collection.
tenebrae2.JPGJPG tenebrae2.JPG manage 658 K 30 Jul 2018 - 20:43 TerryLaurin Photo by Nancy McDonald-The Pickle Barrel Collection.
tenebrae3.JPGJPG tenebrae3.JPG manage 670 K 30 Jul 2018 - 20:45 TerryLaurin Photo by Nancy McDonald-The Pickle Barrel Collection.
tenebrae4.JPGJPG tenebrae4.JPG manage 596 K 30 Jul 2018 - 20:47 TerryLaurin Photo by Nancy McDonald-The Pickle Barrel Collection.
tenebrae5.JPGJPG tenebrae5.JPG manage 549 K 30 Jul 2018 - 20:48 TerryLaurin Photo by Nancy McDonald-The Pickle Barrel Collection.
tenebrae6.JPGJPG tenebrae6.JPG manage 662 K 30 Jul 2018 - 20:50 TerryLaurin Photo by Nancy McDonald-The Pickle Barrel Collection.
tenebrae7.JPGJPG tenebrae7.JPG manage 739 K 30 Jul 2018 - 20:51 TerryLaurin Photo by Nancy McDonald-The Pickle Barrel Collection.
tenebrae8.JPGJPG tenebrae8.JPG manage 721 K 30 Jul 2018 - 20:53 TerryLaurin Photo by Nancy McDonald-The Pickle Barrel Collection.
tenebrae80.JPGJPG tenebrae80.JPG manage 217 K 18 Jan 2022 - 15:56 TerryLaurin Photo by Nancy McDonald-The Pickle Barrel Collection.
Topic revision: r13 - 18 Jan 2022, TerryLaurin
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