Grass: Helictotrichon sempervirens: Blue oat grass: Container Size #1


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Helictotrichon sempervirens, or blue oat grass, is a species of flowering plant in the Poaceae family of true grasses, native to central and southwest European grasslands. It is a bunchgrass often used as anornamental grass in garden design and landscaping.

The foliage is pale green with a tinge of blue. It grows in an arching shape, up to 140 cm (55 in) tall by 60 cm (24 in) wide. The grass blooms with pale blue-green flowers in May to August. The plant is an evergreenperennial, although with summer drought stress semi-dormancy occurs. The Latin name sempervirens literally means “immortal” but in botany means “evergreen”.

This plant has gained the Royal Horticultural Society’s Award of Garden Merit.


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