Belongs to: flowers

Perforate St John's wort Hypericum perforatum

Best time to see: Jul to mid Sep

Key facts

Tallish perennial with branching stalks of bright yellow five-petalled flowers, with black dots

Oval leaves have translucent dots which are tiny resin glands, giving the plant its foxy smell; stems have two wings

Found in rough grassland and scrubby areas and on woodland margins


This is the commonest of a number of similar St John's wort species, including hairy found in woods, and square-stalked in damp ground

Formally used in ceremonies to mark the murder of St John the Baptist

  • Main photo
  • flower

Photo © Tony Gunton

Photo © Tony Gunton