Kowhai

Sophora microphylla

Native to:
Chatham Is., Chile, New Zealand

📍 View on iNaturalist →

Taxonomy

Division:
Magnoliophyta | - Flowering plants
Family:
Fabaceae
Genus:
Sophora
Species:
Sophora microphylla
USDA Symbol:
SOMI11

Growth Characteristics

Height:
1000 cm
Light Requirements:
Full Sun
Drought Tolerance:
Medium
Bloom Months:
mar,apr,may
Bloom Colors:
yellow

Host Plant for Caterpillars

Genista Broom Moth (Uresiphita reversalis)

Garden & Ecology Notes

Wildlife Value:
birds, bees
Fragrant:
Yes

Soil Requirements

Soil Type:
well-drained, sandy or gravelly soil
pH:
5.5 - 7.0 (slightly acidic to neutral)
Drainage:
excellent drainage required
Moisture:
dry to moderate
Notes:
native to New Zealand's open forests and scrublands

Propagation & Germination

Stratification:
Cold/moist stratification required — 30–60 days
Scarification:
Seed coat scarification required before sowing
Germination Time:
14–60 days
Notes:
Seeds require scarification (nicking or hot water treatment) followed by cold stratification for 30-60 days to break dormancy.