Cyathea lunulata - Tree fern

Cyathea lunulata, also known as Sphaeropteris lunulata, is a majestic tree fern native to the Pacific islands, particularly Fiji and the Solomon Islands. With its slender trunk adorned with white scales and its lush fronds, it brings a magnificent exotic and tropical touch to shaded gardens or greenhouses. Ideal for creating a captivating understory ambiance, this plant is valued for its elegant appearance and striking presence.

Belonging to the Cyatheaceae family, Cyathea lunulata is native to tropical regions of the South Pacific, including Fiji, the Solomon Islands, the Marquesas Islands, Samoa, Vanuatu, Sulawesi, and the Bismarck Archipelago. It thrives in humid lowland and mid-altitude forests, often along roadsides and in grassy hill areas. This tree fern can reach heights of up to 12 m in its natural habitat. In cultivation, it rarely exceeds 3 m in height. This plant develops a slender stipe (a false trunk) covered with beige scales. Its fronds are finely divided and borne on petioles ranging in colour from olive green to black or purple. Young fronds emerge in the form of curled croziers, characteristic of tree ferns. These young coiled shoots are covered with fine scales ranging from golden beige to light brown that protect the delicate growing tissues. As the frond develops, the crozier slowly and gracefully unfurls. It is during this phase that the fern displays its growth dynamics. Cyathea lunulata does not produce flowers or fruits, reproducing through spores located under mature fronds. Its elegant foliage and relatively fast growth make it a sought-after species for tropical gardens.

Cyathea lunulata is perfect for creating a tropical-inspired garden or damp understory ambience in a favourable climate. It will serve as a focal point in a shaded bed or by a water feature. It can be placed in a sheltered corner of the garden, surrounded by moisture-loving plants and partial shade lovers. Pair it with plants with voluminous foliage such as Alocasia macrorrhiza. Hosta ‘Sum and Substance’ and Rodgersia pinnata ‘Chocolate Wings’ offer textured and colourful foliage that complements the fern's delicate fronds perfectly. Fatsia japonica ‘Spider’s Web’, with its variegated leaves, adds a bright and sophisticated touch to the ensemble. These plants can also be showcased in an unheated conservatory or a large temperate greenhouse.