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■(JI) 'Yamataikoku'

1993, Kamo

'Yamataikoku' (Mototeru Kamo by Society for Japanese Irises, R. 1993) JI (3 Falls), 42" (107 cm), Midseason bloom. Standards deep red violet; style arms dark violet, feathered; Falls deep red violet, very large and overlapped, lighter crinkled edge, signal yellow with prominent yellow ridge line. Parentage unknown. Kamo 1979.

See below:
yamataikoku-79-kamo1-17.jpgyamataikoku01.JPGyamataikoku02.JPGyamataikoku5.JPGyamataikoku50.JPGYamataikoku by JanLauritzen.jpg


From Mt. Pleasant Iris Farm catalog 2018: Yamataikoku (Kamo '79) Reg. SJI 93, 36", M, 3F, Large blooms are a rich velvet royal purple, $10.00. 1-2 branches 3-4 buds. $10.00.  


Quick Summary of Cultural Directions

Hardiness Zones 4-8 for most varieties, Some Japanese 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 but moist good garden soil, More tolerant of dry conditions in established plants, Needs swampy conditions especially in Spring bloom season.
PH Prefers Acid solis 6.1 to 7.0, intolerant of limy soils
Fertilizer Prefers rich conditions on organic soils.

-- Main.RPries - 2011-03-07

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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.


-- LaurieFrazer - 2010-05-09
I Attachment Action Size Date Who Comment
Yamataikoku_by_JanLauritzen.jpgjpg Yamataikoku_by_JanLauritzen.jpg manage 65 K 13 Jun 2010 - 23:50 Main.janlauritzen Photo by Chad Harris of Mt. Pleasant Iris Farm
yamataikoku-79-kamo1-17.jpgjpg yamataikoku-79-kamo1-17.jpg manage 246 K 27 Aug 2017 - 20:33 Main.mikeu Photo by Mike Unser, taken at Mt. Pleasant Iris Farm
yamataikoku01.JPGJPG yamataikoku01.JPG manage 685 K 20 Dec 2015 - 16:09 Main.TLaurin Photo by Chad Harris of Mt. Pleasant Iris Farm
yamataikoku02.JPGJPG yamataikoku02.JPG manage 1 MB 12 Dec 2017 - 13:39 Main.TLaurin Photo by Cascadia Iris Gardens
yamataikoku5.JPGJPG yamataikoku5.JPG manage 177 K 26 Jun 2023 - 02:36 Main.TLaurin Photo by Jeff Bennett-Dry Creek Garden
yamataikoku50.JPGJPG yamataikoku50.JPG manage 196 K 26 Jun 2023 - 02:36 Main.TLaurin Photo by Jeff Bennett-Dry Creek Garden
Topic revision: r12 - 06 Jul 2023, TLaurin
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