Polemonium caeruleum - Jacobsladder
Hardy / perennial / border plant / medicinal use / H. up to 60 cm/ sun to semi shade / rich well drained soil / blossom colour blue to white / flowering time 6,7.
An easy perennial, especially for beginning gardeners. Ferny foliage, bearing upright stems with star-shaped blue or white flowers, held in small heads beginning in late spring. The flowers are similar to Phlox, and good as a cut flower.