■(TB) 'Convention Seventy-Four'

1976, Johnson

'Convention Seventy-Four' (Alan W. Johnson, R. 1975). Seedling AJ 73-2. TB, 40" (102 cm). Early midseason bloom. Standards deep violet with lighter center; Falls white with deep violet border; violet haft. 'Stepping Out' X 'Full Circle'. Tempo Two 1976/77.

See below:
Convention01.JPGConvention7402.jpgConventionSeventyFour (2)BHI.JPGConventionSeventyFour (3)BHI.JPG


Awaiting original catalog description


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.

BobPries - 21 Apr 2019

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-- BetsyHiggins - 2010-11-09
Topic attachments
I Attachment Action Size Date Who Comment
Convention01.JPGJPG Convention01.JPG manage 87 K 31 May 2015 - 00:28 Main.TLaurin Photo by Glanavon Iris Patch-New Zealand
Convention7402.jpgjpg Convention7402.jpg manage 138 K 14 Sep 2017 - 19:51 Main.TLaurin Photo by Amazing Iris Garden-New Zealand
ConventionSeventyFour (2)BHI.JPGJPG ConventionSeventyFour (2)BHI.JPG manage 1 MB 06 Feb 2018 - 21:22 Main.Betsy881 Photo by Mary Hess-Bluebird Haven Iris Garden
ConventionSeventyFour (3)BHI.JPGJPG ConventionSeventyFour (3)BHI.JPG manage 2 MB 06 Feb 2018 - 21:18 Main.Betsy881 Photo by Mary Hess-Bluebird Haven Iris Garden
Topic revision: r10 - 25 Jan 2021, Harloiris
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