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■(TB) 'The Knockout'

1948, Muhlestein

'The Knockout' (Tell Muhlestein, R.1948) TB. Late midseason bloom. Color Class Y4L. 'Remembrance' x ('Ming Yellow' x 'Prairie Sunset'). Tell 1951.

See below:

IMG 6671.jpegIMG 6674.jpegtheknockout.JPGTheKnockout11.JPGTheKnockout12BHI.jpgTheKnockoutBHI.JPG


From Tell’s Iris Garden catalog, 1951: THE KNOCKOUT (Muhlestein). Midseason. (Remembrance x sdg.: Ming Yellow x Prairie Sunset.) Rich yellow standards, falls lighter brushed heavy yellow on the hafts, each side of the deep orange beard. A clean and delightful combination. Should be useful for breeding lovely yellows, pinks and blends for the flower is large and full in all parts. 36 inches. No. 46-76 C. $5.00


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.

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

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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.



-- Main.RPries - 2011-03-07
I Attachment Action Size Date Who Comment
IMG_6671.jpegjpeg IMG_6671.jpeg manage 1 MB 12 May 2023 - 12:19 Main.davepote Photo taken by David Potembski in my garden, 2023. Finksburg, MD
IMG_6674.jpegjpeg IMG_6674.jpeg manage 1 MB 12 May 2023 - 12:21 Main.davepote Photo taken by David Potembski in my garden, 2023. Finksburg, MD. Close up
TheKnockout11.JPGJPG TheKnockout11.JPG manage 77 K 02 Sep 2021 - 11:19 Main.TLaurin Photo by Mary Hess-Bluebird Haven Iris Garden
TheKnockout12BHI.jpgjpg TheKnockout12BHI.jpg manage 42 K 06 May 2012 - 14:58 Main.Betsy881 Photo by Mary Hess-Bluebird Haven Iris Garden
TheKnockoutBHI.JPGJPG TheKnockoutBHI.JPG manage 124 K 23 Nov 2011 - 21:32 Main.Betsy881 Photo by Mary Hess-Bluebird Haven Iris Garden
theknockout.JPGJPG theknockout.JPG manage 539 K 30 Jul 2018 - 21:06 Main.TLaurin Photo by Nancy McDonald-The Pickle Barrel Collection.
Topic revision: r11 - 12 May 2023, Harloiris
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