New Zealand native evergreen coastal tree with thick glossy bright green leaves and small white-and-purple star flowers throughout the warm months. The classic NZ coastal hedge and shelter species.
Hardiness ratings
| System | Rating | Temperature range | How to read it |
|---|---|---|---|
| USDA hardiness zone | Zone 9–10 | −6.7 °C to 4.4 °C | Plant tolerates down to this zone |
| RHS hardiness rating | H3 | −5 °C to 1 °C | Plant needs at least this level of cold tolerance |
| Canadian plant hardiness zone | Zone 9 | −1 °C and warmer | Plant tolerates down to this zone |
| Australian (ANBG) zone | Zone 3–6 | −5 °C to 15 °C | Plant tolerates down to this zone |
Growing notes
- Native to coastal New Zealand — major coastal shelter species
- WARNING: Leaves contain ngaione, toxic to grazing livestock (especially horses) — do not plant in stock paddocks
- Salt tolerant, wind tolerant — premier coastal hedge species in mild maritime climates
- WARNING: Listed INVASIVE in coastal California — escapes coastal gardens to displace native dune vegetation, do not plant in California
Categories
Related plants
Cross-check Ngaio against your zones