Echinodorus 'Barthii'The cultivar Echinodorus Barthii is a decorative and beautiful solitary plant for large aquariums. It becomes 25 50 cm tall and the whole rosette 20 30 cm wide. The leaves change colour from dark red in the youngest leaves to dark green in the oldest. The colour develops well when the light intensity is high and there are sufficient micro nutrients in the aquarium. A nutritious bottom and CO2 addition promote growth. This plant takes a lot of light