Dennerle Lobelia cardinalis in Pot
|Growth height||- 20 cm||Origin country||Nordamerika|
|pH||6 - 8||Water hardness||10 - 20 °dh|
The cardinal flower is a stem plant from North America. In its emersed state the leaves are a dark olive green with scarlet covering the underside. Submerged plants are light green and the leaves are smaller. The fleshy stems grow very slowly and only reach heights of 10 - 20 cm under water. Lobelia cardinalis is often used in the "Dutch aquarium" planting style. In this style, plants are strictly arranged in large, dense groups and are cultivated to give the impression of a botanical garden. A slow-growing species with minimal requirements in terms of water values, substrate and water temperature.