Family : Osmundaceae.

Purple royal fern

Stately fern. It differs from the species by its deep purple young fronds and stipes, the laminae purple when young, and then green. Beautiful ochre colours in autumn. Plant it in a pond bank, half-submerged, or in a cool to moist soil, acidic or slightly alkaline, in the sun or half-shade (according to the region). Deciduous. Height and width : 1m/2m. Hardiness : -35°C.