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Knightia excelsa, commonly known as Rewarewa, is a species of evergreen tree native to New Zealand.

 

Description:

  • Size: Rewarewa is a medium-sized tree that can reach heights of 15-25 meters. It has a slender, upright growth habit with a relatively narrow crown.
  • Leaves: The leaves of Knightia excelsa are dark green, leathery, and lanceolate in shape. They measure about 5-15 cm in length and have serrated edges.
  • Flowers: Rewarewa produces striking clusters of reddish-orange to crimson flowers. The flowers are tubular in shape and have a prominent display of stamens. They are highly attractive to birds and bees and bloom from late spring to early summer.
  • Bark: The bark of Knightia excelsa is smooth and dark brown when young, gradually becoming rough and fissured with age.

 

Growing Conditions:

  • Climate: Rewarewa is well-adapted to temperate climates, particularly in New Zealand. It grows best in areas with mild, frost-free winters and warm summers. It can tolerate coastal conditions but may be sensitive to severe frosts.
  • Sunlight: Knightia excelsa thrives in full sun to partial shade. It prefers a bright location but can tolerate some shade.
  • Soil: The tree prefers well-draining soils that are fertile and rich in organic matter. It can tolerate a range of soil types, including sandy, loamy, and clay soils.
  • Watering: Rewarewa requires regular watering, particularly during dry periods. It benefits from moist but not waterlogged soil. Once established, it becomes moderately drought-tolerant.
  • Maintenance: This tree is generally low-maintenance. It may benefit from occasional pruning to remove dead or crowded branches. Pruning can be done in late winter or early spring.

 

Knightia excelsa is valued for its ornamental features, including its attractive flowers, distinctive bark, and glossy foliage. It is often planted in gardens, parks, and large landscapes for shade, shelter, and as a specimen tree. Additionally, the flowers provide a valuable nectar source for birds and insects.

 

 

 

Knightia excelsa

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