Water Iris, with dark purple flowers. Must be cultivated submerged in water as border plants in streams and ponds, excellent in symbiosis with iris ensata for having blooms in different periods. Flowering in late spring, unaffected by frost.
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|Planting depth from the surface of the water:||from 0 to 10 cm|
|Spacing:||6 plants per square meter.|
|Type of soil:||Waterlogged|
|Sun Exposure:||Full sun to partial shade|
|Bloom Time:||May - June|
|Flower Color:||Viola scuro|
|Hardiness:||USDA Zone 5b: to -26.1 °C (-15 °F)|
|Ease of Growth:||Medium|
The Iris Louisiana are rhizomatous herbaceous perennial plants originate in the northern part of America. They are formed from a creeping rhizome of green from which leaves slightly fleshy light green sword. The variety 'Black Gamecock' presents flowers are dark purple, almost blacks, even 12 cm wide. They prefer consistently moist environment: should be planted in water up to 10 cm deep or adjacent to streams and ponds on wet ground. They love a full sun or partial shade location of slightly acidic soil. Unlike the Iris kaempferi and Ensata, they have an earlier flowering and bloom in May and June, producing a stem that houses two flowers. They can reach a height of 70 cm.
It 'a hardy plant that withstands freezing temperatures down to -25 ° C
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