Helictotrichon sempervirens (Blue Oat Grass) with yellow Heliopsis 'Summer Sun', Asclepias amd Achillea. Colorful garden tapestry

Helictotrichon sempervirens, known as Blue oat grass, is a perennial grass adapted to many summer-dry climate gardens. This ornamental grass features silvery-blue foliage that forms a dense clump, growing up to 2 feet tall and wide. Blue oat grass thrives in full sun and well-drained soil, making it ideal for mediterranean climates. This plant is drought-tolerant once established, requiring minimal water during the summer months.

Blue oat grass is native to southern Europe, particularly the Mediterranean region, where it is commonly found in dry grasslands and rocky slopes. This grass is commonly used in garden borders, rock gardens, and as a focal point in landscape design. Combine Blue oat grass with yellow Heliopsis ‘Summer Sun’, Asclepias, and Achillea for a colorful garden tapestry that thrives in summer-dry climates.