Neem

Azadirachta indica

Large fast-growing Indian tree. Every part is medicinal, and the seed-derived azadirachtin is one of the best-known botanical insecticides.

Hardiness ratings

Neem hardiness across the four zone systems
SystemRatingTemperature rangeHow to read it
USDA hardiness zone Zone 10–12 −1.1 °C to 15.6 °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 6–7 10 °C and warmer Plant tolerates down to this zone

Growing notes

  • Declared invasive in parts of northern Australia — check local biosecurity regulations before planting
  • Drought-tolerant once established
  • Always consult a qualified medical or herbal practitioner before using any plant medicinally

Categories

Related plants

Cross-check Neem against your zones

Reference

Neem on Wikipedia