See Show Calender


■(TB) 'Château De Biron'

2020, Cosi

'Château De Biron' (Christine Cosi, R. 2020). Seedling 1654/04. TB, 34.5" (88 cm), Late midseason bloom. Standards pale peach-white, infused salmon-orange on midrib; style arms pale peach-white, infused salmon-orange; falls peach-white, heavily infused salmon-orange, brown-orange veining radiating beside beard and on shoulders; beards based bright yellow, tips mandarin. 'Sweet Latte' X 'Pour Danish'.

See below:
chateau-de-biron.jpgchateaudebiron9.jpgchateaudebiron90.JPGChäteau De Biron.jpg


See: IRIS et BULBEUSES n°170, 2020, p. 44.


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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Interested in French irises ? Please visit: Société Française des Iris et plantes Bulbeuses - SFIB | website (french language). - 01 Nov 2020
I Attachment Action Size Date Who Comment
Chäteau De Biron.jpgjpg Chäteau De Biron.jpg manage 469 K 11 Dec 2023 - 10:38 Main.CCosi03 Photo by Christine Cosi-Iris en Perigord- France
chateau-de-biron.jpgjpg chateau-de-biron.jpg manage 76 K 01 Nov 2020 - 16:58 UnknownUser Photo by Christine Cosi-Iris en Perigord- France
chateaudebiron9.jpgjpg chateaudebiron9.jpg manage 188 K 11 Jun 2021 - 01:37 UnknownUser Photo by Christine Cosi-Iris en Perigord- France
chateaudebiron90.JPGJPG chateaudebiron90.JPG manage 235 K 11 Apr 2023 - 13:28 UnknownUser Photo by Christine Cosi-Iris en Perigord- France
Topic revision: r9 - 13 Dec 2023, Harloiris
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