Azolla grow and care – water fern leaf water plant of the genus Azolla also known as Water fern, Azolla perennial evergreen cold annual used as ornamental ground cover plant, can grow in mediterranean, desert, subtropics, temperate, tropics climate and growing in hardiness zone 7+.
Leaves color green and can be red glossy 1-2 cm elliptic with velvet structure the leaf hairy and grow in group of three, pair and one of the leaf function as root.