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■(TB) 'Blu Blu Blu'

2023, Cosi

'Blu Blu Blu' (Christine Cosi, R. 2023) Seedling lost label, TB, 36.6" (93 cm), Early to midseason to late bloom. Standards medium violet-blue (RHS 94A); style arms medium violet-blue; falls medium violet-blue, lighter halo (RHS 91C) around beards, darker veining (RHS 95A); beards medium violet-blue throat, medium violet-blue middle, tipped yellow end; slight fragrance. Parentage unknown.

See below:
Photo by Christine Cosi-Iris en Perigord- FrancePhoto by Christine Cosi-Iris en Perigord- France

References

Iris et Bulbeuses n°173, 2023, p. 51 + photo back cover.
 

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 - 21 Apr 2019

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Interested in French irises ? Please visit: Société Française des Iris et plantes Bulbeuses - SFIB | website (french language).

 

-- BobPries - 2011-03-07
I Attachment Action Size Date Who Comment
blu blu blu.jpgjpg blu blu blu.jpg manage 1 MB 11 Dec 2023 - 11:09 Main.CCosi03 Photo by Christine Cosi-Iris en Perigord- France
blublublu9.JPGJPG blublublu9.JPG manage 311 K 22 Oct 2023 - 02:37 TerryLaurin Photo by Christine Cosi-Iris en Perigord- France
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Topic revision: r6 - 24 Dec 2023, AlainFranco
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