Elymus glaucus 'Blue Dune' - Blue Dune Lyme Grass
🌿 Features
Type: Perennial ornamental grass
Common name: Blue Lyme Grass, Blue Dune Lyme Grass
Scientific name: Elymus glaucus 'Blue Dune'
Foliage color: Silvery blue-gray, very bright
Flower color: Pale blonde spikes
Mature height: 0.6–0.9 m
Mature width: 0.6–0.9 m
Habit: Tufted, upright, forming a compact and airy silhouette
Flowering period: June to August
Exposure: Full sun
Watering needs: Low, very drought tolerant
Soil type: Well-drained, light, adaptable to poor soils
Hardiness zone: Zone 4 to 9
Drought tolerance: Excellent, very resistant
Nectar-producing plant: No
Attracts pollinators: Yes, especially butterflies
Toxicity to animals: Non-toxic
✂️ Care
Plant in full sun in well-drained, light soil. Water moderately at planting to encourage root establishment, then reduce watering once established.
Trim dry foliage in late winter to rejuvenate the clump and maintain a compact shape. This Elymus thrives with minimal care and perfectly tolerates dry and windy conditions.

