Oleander-leaf protea

Protea neriifolia

Upright Cape fynbos shrub with narrow oleander-like leaves and distinctive goblet-shaped flower heads ringed by furry dark-tipped bracts. Among the most reliable proteas for warm-temperate gardens.

Hardiness ratings

Oleander-leaf protea hardiness across the four zone systems
SystemRatingTemperature rangeHow to read it
USDA hardiness zone Zone 9–11 −6.7 °C to 10 °C Plant tolerates down to this zone
RHS hardiness rating H2 1 °C to 5 °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 4–6 0 °C to 15 °C Plant tolerates down to this zone

Growing notes

  • Native to the Cape Floristic Region of South Africa — Mediterranean climate with winter rainfall
  • WARNING: Phosphorus sensitive — never use phosphate fertilisers
  • One of the most reliable proteas for the cut-flower trade — stems with bracts last 2–3 weeks in the vase
  • Distinct from king protea (base entry) and common sugarbush (P. repens)

Categories

Related plants

Cross-check Oleander-leaf protea against your zones

Reference

Oleander-leaf protea on Wikipedia