Gentian blue flowers and bright yellow in the center, reaches 70 cm in height, is grown on board the pond up to 10 cm depth of water or on moist soil.
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|Planting depth from the surface of the water:||from 0 to 10 cm|
|Spacing:||5 plants per square meter.|
|Type of soil:||Waterlogged|
|Sun Exposure:||Full sun to partial shade|
|Bloom Time:||May - June|
|Hardiness:||USDA Zone 6b: to -20.5 °C (-5 °F)|
|Ease of Growth:||Medium|