cyathea medullaris - GARDENING
The species epithet medullaris means pithy, referring to the white, edible substance found on the inside of the tree fern's trunk. [4] Sources variously refer to the species as Sphaeropteris medullaris or Cyathea medullaris. Cyathea medullaris, commonly known as the black tree fern or mamaku, is a large tree fern native to New Zealand and the Chatham Islands.
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It is characterized by its tall, erect trunk and large, feathery fronds. This native plant, known as Black Tree Fern (scientific name: Cyathea medullaris ), is a remarkable species endemic to New Zealand. It is characterized by its unique features, ecological role, and cultural significance. The more or less hexagonal scars that fallen fronds leave on its trunk and the exceptionally thick, black bases of the stipes are generally sufficient to identify Cyathea medullaris.
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Cyathea medullaris is a fast-growing evergreen fern or tree with green foliage. Grows well with sun - dappled shade and even moisture - regular water. Does well in rich and well-drained soil. A good option if you're seeking something verticillium wilt resistant. Physical Characteristics Cyathea medullaris is an evergreen Fern growing to 9 m (29ft) by 6 m (19ft) at a slow rate.
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See above for USDA hardiness. It is hardy to UK zone 9 and is frost tender. It is in leaf all year. Suitable for: light (sandy), medium (loamy) and heavy (clay) soils. Suitable pH: mildly acid, neutral and basic (mildly alkaline ... Cyathea medullaris is a tall emergent species that occurs mostly in broadleaved forest, but also in podocarp, beech and kānuka forest and under introduced conifers and Salix species.
Cyathea medullaris is a tall tree fern characterised by black frond stalks (stipes) and fronds arching upwards from the crown. Shedding of old fronds occurs when stipes break at their point of attachment to the trunk leaving a surface with closely-spaced hexagonal leaf-base scars. Cyathea medullaris, commonly known as the black tree fern, is a large and impressive tree fern native to New Zealand and Southeast Australia. It is one of the tallest ferns in the world and can grow up to 66 feet (20 meters) in height.