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■(TB) 'Grand Alliance'

1965, Plough

'Grand Alliance' (Gordon Plough, R. 1964). Seedling# 60-80-8. TB, 34" (86 cm). Early midseason to late bloom. Color Class V3D. Standards spectrum violet; falls slightly darker; beard brown to blue with brown tips. 'Polka Time' X 'Allegiance'. Eden Road 1965. Honorable Mention 1966; Award of Merit 1969.

See below:

* * References
Photo by Exline Iris GardenPhoto by Kate Brewitt taken at the Royal Botanical Gardens-Hamilton,Ontario,CanadaPhoto by Kate Brewitt taken at the Royal Botanical Gardens-Hamilton,Ontario,CanadaPhoto scanned from the 1975 Schreiners catalogue by Terry LaurinPhoto by Exline Iris Garden
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References:

Awaiting original catalog description
AIS Bulletin references: 199(Oct 1970), inside cover(photo); 203(Oct 1971), 31
 

Culture

Quick Summary of Cultural Directions

FURTHER CULTURAL INFORMATION Sort
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 - 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.

 

-- BetsyHiggins - 2011-01-03
I Attachment Action Size Date Who Comment
GrandAllianceEI.jpgjpg GrandAllianceEI.jpg manage 39 K 13 Dec 2012 - 16:15 BetsyHiggins Photo by Exline Iris Garden
grand01.jpgjpg grand01.jpg manage 73 K 10 Jun 2015 - 03:15 TerryLaurin Photo by Exline Iris Garden
grandalliance01.JPGJPG grandalliance01.JPG manage 305 K 25 Aug 2017 - 02:06 TerryLaurin Photo by Kate Brewitt taken at the Royal Botanical Gardens-Hamilton,Ontario,Canada
grandalliance02.JPGJPG grandalliance02.JPG manage 300 K 25 Aug 2017 - 02:09 TerryLaurin Photo by Kate Brewitt taken at the Royal Botanical Gardens-Hamilton,Ontario,Canada
grandalliance1.JPGJPG grandalliance1.JPG manage 332 K 04 Oct 2020 - 11:17 TerryLaurin Photo scanned from the 1975 Schreiners catalogue by Terry Laurin
Topic revision: r19 - 22 May 2024, DougChyz
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