Family : Osmundaceae.

Interrupted fern.

Light green, tender textured, sterile fronds, upright fertile fronds with two or three sets of sporing pinnae mid-frond. This fern enjoys a cool to moist, acidic soil in partial sun or light shade. Deciduous. Height : 90/120cm. Hardiness : -35°C.

Family : Osmundaceae.

Royal fern.

Stately fern with wide tender-green fronds. Young golden croziers. 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.

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.

Family : Osmundaceae

American royal fern.

This American variety differs from the species by its young croziers, stipes and rachises, first orange-brown coloured, then copper, and lastly tender green. Its fronds go yellow later, in autumn, giving beautiful colours. 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.

Family : Osmundaceae.

New name : Osmundastrum cinnamomeum.

Tall fern with tender-green foliage, of slow growth. Spectacular fertile fronds in erect cinnamon coloured bunches. It prefers moist acidic spots, in partial sun or shade. Deciduous. Height : 1,20m. Hardiness : -35°C.