Centaurea montana Perennials suitable for the rock garden normal, well drained as preferable exposure Sun color deep blue it belongs to the family of Asteraceae the flowering period is May – June hight 45 cm – 50 cm density 7 potted seedlings per square meter, diameter pot 12cm It is sold at a price of 4.00 € – Achillea, Coreopsis, Dracocephalum, Linum, Papaver, Salvia, Veronica code CE10600