Welcome to our Plant Library! This is a new feature on our website to showcase the vast selection of plants that we carry across different seasons. We are continuously adding products, so if you are looking for a specific plant not listed below, we encourage you to call or visit to see if we have it in stock!
Blue Dune Lyme Grass
Botanical Name: Leymus arenarius ‘Blue Dune’
Common Name: Blue Dune Lyme Grass
Mature Height and Width: 2–3′ tall × 3–4′ wide (spreading)
Growth Habit: Clump-forming ornamental grass with strong horizontal rhizomes. Forms upright, arching blades in dense clumps but will gradually spread in open soils. Bold, structural presence.
Foliage Description: Broad, strap-like blades in powdery silver-blue to steely blue. Leaves are thick-textured and upright to slightly arching, maintaining color throughout the growing season.
Flower Description: Upright wheat-like tan flower spikes held above foliage in early to mid-summer. Flower heads age to light straw color.
Bloom Time: Early to mid-summer
Fall Color: Foliage remains blue into fall; may tan slightly in winter. Semi-evergreen in milder areas.
Light Requirements: Full sun for best blue coloration and strongest structure.
Hardiness Zone: USDA Zones 4–9
Notable Landscape Uses:
Coastal plantings; dune stabilization; driveway island beds; xeriscape designs; modern landscapes; mass plantings; erosion control; bold texture contrast in perennial borders.
Deer Resistance: High
Ornamental grasses are generally avoided by deer, and Blue Dune Lyme Grass is rarely browsed. Established plants sustain minimal damage even in higher-pressure areas in Zones 5–7.