Helictotrichon sempervirens
(Blue Oat Grass)

Details:

Foliage Colour: Blue Grey
Height: 50 cm
Width: 50 cm
Growth per Annum: Fast
Climate: Hardy
Sun: Full Sun, Part Shade
Soil: Well Drained, Moist

A tufted grass with erect silver-blue leaves.  Produces glistening straw-coloured flowers on long stems during summer.  Prefers a sunny, moist but well-drained place in the garden.