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