Hairpin banksia

Banksia spinulosa

Compact eastern Australian banksia with narrow spiny leaves and golden cylindrical flower spikes through autumn and winter.

Hardiness ratings

Hairpin banksia hardiness across the four zone systems
SystemRatingTemperature rangeHow to read it
USDA hardiness zone Zone 8–11 −12.2 °C to 10 °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 3–7 −5 °C and warmer Plant tolerates down to this zone

Growing notes

  • Critical autumn and winter nectar source for honeyeaters, sugar gliders and native bees
  • Flowers in autumn and winter when little else is open — a key seasonal marker
  • More compact than coastal banksia (B. integrifolia) — better for small gardens
  • Drought tolerant once established, prefers well-drained acidic soil

Categories

Related plants

Cross-check Hairpin banksia against your zones

Reference

Hairpin banksia on Wikipedia