Metrosideros Robusta

Rātā

Rātā and associated species can grow up to 20-25 metres tall with a trunk diameter of 2 metres. Rātā bark is rough and dark and has dark, glossy leaves.

What to know before you plant

The essentials — how big it gets, how fast it grows, and where it sits in the forest.

8

Mature height (m)

6

Mature spread (m)

Understorey

Successional stage

Tree

Form

80

Mature DBH (cm)

Description‍

Rātā is a tree species that belongs to the Myrtaceae family and includes several different species of Metrosideros. Rātā and associated species can grow up to 20-25 metres tall with a trunk diameter of 2 metres. Rātā bark is rough and dark and has dark, glossy leaves. During the summer, the tree grows large clusters of red flowers, attracting influxes of native birds. 

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Habitat‍

Rātā is found throughout New Zealand but is most commonly found in coastal and lowland forests. The tree prefers well-drained soils and often grows on rocky outcrops, cliffs, and slopes.

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Cultural Importance‍

Māori used Rātā bark for medicinal and wood carving purposes. The tree is also a symbol of strength and resilience.

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Associated colourful

Kākāriki: Kākāriki are parakeets with various colorful plumage. While not exclusive to Rātā trees, they may inhabit forests that include these trees.

Silvereyes: Silvereyes are small passerine birds with a distinctive white eye ring. They may frequent Rātā trees, feeding on insects, fruits, and nectar.

Pūkeko: Pūkeko are large, distinctive birds with blue-black plumage and a red bill and frontal shield. They may inhabit wetland areas near Rātā trees.

Kingfisher: The Kingfisher is a small bird with vibrant blue and orange plumage. They may be found near water bodies adjacent to Pōhutukawa trees, where they hunt for small fish, insects, and crustaceans.

Rifleman: The Rifleman is one of New Zealand's smallest bird species. They have vibrant green plumage, well-suited for blending into the forest environment. While not directly associated with Pōhutukawa trees, they may inhabit native forests that include these trees.

Saddleback: The Saddleback is a medium-sized passerine bird with a distinctive black head, throat, and upper body, and a chestnut lower body. While not commonly associated with Pōhutukawa, they may inhabit forested areas that include these trees.

Pipipi: The Pipipi, also known as the Grey Warbler, is a small insectivorous bird known for its melodious song. They can often be found foraging for insects among the foliage of Pōhutukawa trees.

Morepork: The Morepork is a small to medium-sized owl species. While not directly associated with Pōhutukawa trees, they may inhabit nearby forested areas and contribute to the nocturnal soundscape.

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Ecological Role‍

Rātā tree species provinces a habitat to a range of native birds and insects. It also contributes to soil stabilisation and erosion prevention. 

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Conservation status‍

Some species of rātā, such as the northern rata, are threatened due to habitat loss and degradation. Conservation efforts are in place to protect and restore rātā populations, including the establishment of new plantations and the control of pests and diseases.

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Interesting Facts

  • Rātā is known for its showy, bright red flowers, which attract native birds such as tui, bellbirds, and kaka.
  • The southern rātā is sometimes called the "pohutukawa of the south" due to its similar appearance and flowering time.
  • Rātā trees have a distinctive gnarled appearance, with twisted trunks and branches that often hang down towards the ground.

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Conservation Tips‍

To help conserve rātā, it is important to protect and restore its habitat by preventing deforestation, controlling pests and diseases, and supporting reforestation efforts. Additionally, the sustainable harvesting of rātā timber can help ensure this valuable resource is not overexploited.

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Growing conditions

Moist

Moisture

Loam

Soil

Moderate

Drainage

High

Frost tolerance

Moderate

Wind tolerance

Low

Coastal tolerance

What this tree gives back

Food for native birds

Fruit, seeds or nectar that feed native birds.

Supports pollinators

Flowers that sustain native bees and insects.

Erosion control

Roots that bind soil and hold slopes together.

Suits riparian planting

Thrives along stream and river margins.

Suits wetland planting

Handles the wet ground of wetland sites.

Ready to plant natives?

Assess your land and discover the right planting approach for your forest.

Dense native fern forest near the Piha coast