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kowhai sophora tetraptera

Kowhai Sophora tetraptera, also known as the Large-Leaved Kowhai, is a truly iconic New Zealand native tree, admired for its clusters of golden-yellow flowers that brighten gardens throughout early spring. This magnificently showy species not only attracts tūī and bellbirds with its nectar-rich blooms but also adds structure and interest with its elegant, lush foliage. Sophora tetraptera is an excellent choice for gardeners looking to celebrate native flora, create habitat for wildlife, or introduce a dazzling specimen tree into their landscape.

Sophora tetraptera (Large Leaved Kōwhai)

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Large Leaved Kōwhai, North Island Kōwhai, Tetraptera Kōwhai

Sophora tetraptera, commonly known as the Large Leaved Kowhai, is a striking New Zealand native tree admired for its bold foliage and spectacular yellow flowers. Flowering in spring, it produces nectar rich blooms that attract tui, bellbirds, and other native wildlife. With its upright form, resilience, and seasonal beauty, the Large Leaved Kowhai is an iconic feature tree for NZ gardens and landscapes.

Sophora tetraptera (Large-leaved Kowhai) yellow flowers.
  • Suited to regions:
    Subtropical, Temperate
  • Plant type:
    Trees
  • Height:
    10.00 m
  • Spread:
    3.00 m
  • Flowering time:
    Spring
  • Tolerances:
    Coastal, Hardy
  • Garden uses:
    Living areas, Parks, Ponds, Screening, Specimen
  • Garden styles:
    Backyard, City & Courtyard, Coastal, Frontyard, Japanese, Modern, Native
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Sophora tetraptera (Large Leaved Kōwhai)

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Distinctive Features of Sophora tetraptera

The hallmark of kowhai Sophora tetraptera is its bigger leaflets compared to other kōwhai species, giving the tree a more tropical, vibrant look. Mature trees reach up to 8 meters tall, forming an open, spreading canopy perfect for dappled shade beneath. The pendulous, buttery-yellow flowers appear in generous clusters from late winter to early spring, making this species a magnet for native pollinators.

Growing Conditions and Care

Sophora tetraptera is well-suited to a range of garden settings, thriving best in full sun and freely draining soils. While moderately drought-tolerant once established, regular watering during formative years helps ensure robust growth and a stunning floral display. Tolerant of light frosts, this kōwhai adapts well across most regions and is a resilient option for both urban and rural landscapes.

For best results, apply mulch to retain soil moisture and suppress weeds, but take care not to plant deeply as kōwhai dislike excessive root disturbance. Little to no pruning is required—simply remove any crossing branches or damaged growth in winter.

Design Uses and Companion Plants

Kowhai Sophora tetraptera is perfect as a specimen tree, in native shelter belts or revegetation projects, and along driveway avenues. Its seasonal blooms work beautifully in wildlife gardens and support ecological planting schemes.

For a diverse kōwhai collection, pair with Sophora microphylla (Small Leaved Kōwhai), Sophora fulvida, Sophora godleyi (Godleys Kowhai), or Sophora chathamica to enjoy subtle differences in foliage and flower form across species. Compact fans may enjoy Sophora 'Dragon's Gold' for a dwarf habit with similar golden flower appeal.

Alternatives and Complementary Trees

Looking to diversify your planting? Underplant or intersperse your kowhai Sophora tetraptera with graceful natives and exotics such as Podocarpus henkelii (Yellowwood), Fraxinus Annesbrook, or colourful seasonal options like Prunus campanulata Superba. If you love striking spring flowers, Cercis canadensis Silver Lining (Red Bud Tree) and Sorbus devoniensis (Sorbus White Beam) make superb companions.

Why Choose Kowhai Sophora tetraptera?

Planting kowhai Sophora tetraptera is a celebration of New Zealand’s natural heritage, offering visual delight from the first hint of spring. With its adaptability, wildlife value, and lasting beauty, this large-leaved kōwhai remains a perennial favourite in gardens large and small. Explore our full kōwhai range to find the perfect fit for your landscape aspirations.


Contact us

Whether you need assistance finding the plant you’re looking for or you simply want to know more about who we are and what we do, we invite you to get in touch with us today. A member of The Plant Company team will get back in touch as soon as possible.

From trusted favourites like Dianella 'Little Jess' and Arthropodium cirratum (Rengarenga Lily) to fresh faces like Rose 'Burgundy Iceberg', Choisya ternata (Mexican Mock Orange), and Quince Taihape — we’ve got you covered.
–The Plant Company

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