The Calathea Bluegrass - 55cm is a member of the Marantaceae family. This family originates from the tropics of Brazil. Here the Calathea Bluegrass grows up in the shade of higher plants and trees. The Calathea Bluegrass - 55cm is most characterised by its jagged edges on the leaf. Place the Calathea in the shade. This plant will not tolerate direct sunlight.