Our privacy policy has been updated. You will find more information about the measures, the personal data, the reasons and the way in which we process your personal data in our privacy statement.

myGarden.org
  • forest blue pruning

    • From mid April to end May     Once

      In early or mid-spring cut back the flowered shoots to within 2.5cm (1in) of the old growth. After pruning apply a generous 5-7cm mulch of well-rotted garden compost or manure around the base of the plant.

  • forest blue fertilising

    • From begin May to end May     Once

      After pruning apply a generous 5-7cm mulch of well-rotted garden compost or manure around the base of the plant.

  • forest blue flowering

    • From begin August to end October

      Masses of disc-shaped, vivid cobalt-blue flowers appear from August to October, and in autumn, the leaves turn a rich russet-red.