Elymus arenarius 'Blue Dune' (Blue Lyme Grass) Pack Sizes:Single Clusters of small white flowers

Clusters of small white flowers appear on upright panicles in late spring

Grows 12-20" tall and wide

Humidity doesn't seem to bother the Knockout Rose

and is great for holding a steep bank in place

Elymus arenarius 'Blue Dune' (Blue Lyme Grass) Pack Sizes:Single Clusters of small white flowersBright blue gray blades grow 24 30" and produce stiff, upright, flower spikes that turn buff in late summer. Spreads vigorously by rhizomes, filling in large areas quickly and may require containment. Useful for planting in areas affected by wind, salt air and sandy soils along the mid Atlantic coast. Tolerant of seasonal clean up by mowing at winter's end. Plant 18" apart. Sunlight Requirements: Full Sun to Partial Shade USDA Hardiness Zones: 4 9