Chatham island kakaha (Astelia chathamica)

Chatham island kakaha

Also known as: Silver spear

Chatham island kakaha is named for its native Chatham Islands in New Zealand. It grows in an attractive mound of sword-shaped leaves that have earned it the Royal Horticultural Society’s Award of Garden Merit. It is well-suited to a sheltered, wind-protected location in city, courtyard, and coastal gardens.

Scientific classification

Species

Chatham island kakaha (Astelia chathamica)

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1.2 m

Plant Height

1.8 m

Spread

Gray, Silver

Leaf Color

Orange

Fruit Color

Green

Flower Color

Evergreen

Leaf type

Images of Chatham island kakaha

Care Guide for Chatham island kakaha

Twice per week

Water

Partial sun

Sunlight

Garden Soil

Soil Type

Water: Chatham island kakaha flourishes in its native environment with high humidity and frequent rainfall. It requires watering twice a week and retains moisture in its leaves, making it suitable for indoor cultivation where humidity is manageable.

Pruning: Chatham island kakaha has long, silver-green leaves and dense clumps. Prune in early spring to remove dead leaves, promote growth, and improve airflow. Thin older foliage to prevent overcrowding. Use clean tools to avoid disease, enhancing both health and aesthetic appeal.

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