Sea barley
Hordeum marinum
Hordeum
Poaceae
Native Plants
Zone 3–10
🐾 Pet-Safe
🌱 Beginner Friendly
Sea barley is a hardy ornamental grass that thrives in full sun with minimal care. It tolerates salt spray and coastal conditions exceptionally well, making it ideal for seaside gardens. Water moderately and allow soil to dry between waterings for best results.
Care Requirements
Care Level
Low
Sun
Full Sun
Water
Moderate
Growth Rate
Moderate
Mature Height
12″ – 48″
Soil
loam
Life Cycle
Perennial
Spacing
8″
Watering Schedule
Every 10-14 Days • Water Moderately, Allow Soil To Dry Between Waterings
Soil pH
7.5 – 8
Temperature
-40° – 100°F
Mature Spread
up to 12″
Root Depth
Medium
Foliage
Medium
Ecology & Origin
Native to
Afghanistan
Albania
Algeria
Argentina Northeast
Argentina Northwest
Argentina South
Arizona
Austria
Azores
Baleares
Baltic States
Belgium
British Columbia
Bulgaria
California
Canary Is.
Cape Provinces
Chile Central
Chile South
Corse
Attracts
🐝 Birds
Sources
Data: trefle, usda
Image: trefle.io — Taken May 2, 2021 by Sergio costantini (cc-by-sa)
Hardiness Zones
1
2
3
4
5
6
7
8
9
10
11
12
13
Available From (0)
No nurseries currently have this species in stock.