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Difference: TbGrandDame (r14 vs. r13)

■(TB) 'Grand Dame'

1976, Zurbrigg

'Grand Dame' (Lloyd Zurbrigg, R. 1973). Seedling# 69-29. TB, height 34" (86 cm), Early to midseason bloom and rebloom. Ruffled light to mid-blue self. 'Helen Keller' X 'Tyrolean Blue'. Avonbank 1976.

See below:



From AIS Bulletin #221 April 1976 Introducing GRAND DAME. Huge, wide medium blue, heavily substanced and of noble carriage. 34", 2 & T, 7-8 buds. Occasional rebloomer in September in Virginia. Very fertile pollen; excellent parent. $25.00. Avonbank Iris Garden.


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.

-- Main.RPries - 2011-03-07

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-- MarilynCampbell - 2010-03-06

GrandDame01.jpgjpgGrandDame01.jpgmanage 62 K 06 Apr 2015 - 21:00 Main.TLaurin Photo from John Weiler slide collection
granddame01.JPGJPGgranddame01.JPGmanage 798 K 14 May 2018 - 21:17 Main.TLaurin Photo By Doug Coffey
granddame02.JPGJPGgranddame02.JPGmanage 634 K 14 May 2018 - 21:16 Main.TLaurin Photo By Doug Coffey

Revision r14 - 12 Jan 2022 - 16:40 - Main.TLaurin
Revision r13 - 02 Jan 2022 - 16:45 - Main.Harloiris
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