North island kowhai - Sophora tetraptera (Care, Characteristics, Distribution, Images)

North island kowhai

Also known as: Kowhai

Sophora tetraptera, commonly known as large-leaved kōwhai, grows naturally only in the central east of the North Island in New Zealand. S. tetraptera has larger more widely spaced leaves than the other seven species of kōwhai.

Scientific classification

Species

North island kowhai (Sophora tetraptera)

Legumes, milkworts and allies

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Perennial

Lifespan

Tree

Plant Type

Spring

Bloom Time

8 m

Plant Height

8 m

Spread

Green

Leaf Color

Yellow

Flower Color

Green

Stem Color

Images of North island kowhai

Distribution of North island kowhai

Distribution Map

North island kowhai is a plant species originally native to the oceanic region surrounding New Zealand. It has been introduced and is now also present in certain areas of South America. The plant has adapted to new territories outside its indigenous range and is cultivated in various locations for its ornamental qualities.

Native

Cultivated

Invasive

Introduced

No species reported

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Care Guide for North island kowhai

Every week

Water

Full sun

Sunlight

5 - 35 ℃

Ideal Temperature

Water: North island kowhai thrives in moderate moisture similar to its native New Zealand. It requires weekly watering while benefiting from natural rainfall. Monitor during dry spells for hydration. As a deciduous plant, its water needs lessen as it sheds leaves before dormancy.

Pruning: North island kowhai features vibrant yellow flowers and graceful drooping branches. Prune in early to late winter to promote growth and flowering. Start with dead or diseased wood, then thin congested areas for better air circulation. Regular pruning boosts vitality and flowering while minimizing stress.

Propagation: To propagate north island kowhai, scars the tough seeds to enhance germination. Use a well-draining soil medium and manage moisture to prevent fungal diseases. Ensure uniform warmth for optimal seedling establishment before transplanting.

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