About Blue Oat Grass

Striking silvery-blue foliage adds year-round texture and color to any garden, especially vibrant in USDA zones 4-9. This low-maintenance, drought-tolerant grass thrives in full sun and resists deer, making it a hassle-free ornamental choice.

Growing Zones

Blue Oat Grass (Helictotrichon sempervirens) grows in USDA Hardiness Zones 4–9. It thrives in full sun and reaches 2–3 feet tall.

Is Blue Oat Grass Safe for Dogs?

Blue Oat Grass is not listed as toxic to dogs by the ASPCA. Always consult your veterinarian. ASPCA Animal Poison Control: (888) 426-4435.

Is Blue Oat Grass Safe for Cats?

Blue Oat Grass is not listed as toxic to cats by the ASPCA. Always consult your veterinarian. ASPCA Animal Poison Control: (888) 426-4435.

Is Blue Oat Grass Deer Resistant?

Yes, Blue Oat Grass is deer resistant. Deer tend to avoid it due to its texture or scent. No plant is 100% deer-proof, but this is a reliable choice for deer-prone gardens.

How to Care for Blue Oat Grass

Blue Oat Grass grows best in full sun with low water needs. Plant in USDA Hardiness Zones 4–9 for best results. Prune after flowering to maintain shape and encourage repeat blooms.