Hawthorn

Crataegus monogyna

Thorny hedgerow tree with white spring blossom and red autumn haws. Backbone of British and Irish hedgerow ecology — supports hundreds of insect species.

Hardiness ratings

Hawthorn hardiness across the four zone systems
SystemRatingTemperature rangeHow to read it
USDA hardiness zone Zone 4–8 −34.4 °C to −6.7 °C Plant tolerates down to this zone
RHS hardiness rating H7 down to −20 °C Plant needs at least this level of cold tolerance
Canadian plant hardiness zone Zone 4–8 −29 °C to −1 °C Plant tolerates down to this zone
Australian (ANBG) zone Zone 1–4 −15 °C to 5 °C Plant tolerates down to this zone

Growing notes

  • "May blossom" is the traditional English signal of spring's end
  • Haws used in traditional jellies and cordial; leaves and flowers used medicinally for cardiovascular support
  • Always consult a qualified medical or herbal practitioner before medicinal use.

Categories

Related plants

Cross-check Hawthorn against your zones

Reference

Hawthorn on Wikipedia