40 SEEDS - A very hardy, easy, beautiful short-lived perennial (2-3 years) with grey-green downy leaves and many stems of gorgeous sky-blue flowers over a long period, from late Spring through to early Autumn. Cut back after flowering to encourage fresh new growth from the base. Sun, semi-shade, well-drained soil with some moisture during summer. If you have very hot summers, plant in an area that gets morning sun. 50x40cm approximately.