Helictotrichon sempervirens
blue oat grass
H. sempervirens is a dense tufted evergreen grass with rather rigid blue-grey leaves to 23cm in length. Small, straw-coloured spikelets are borne in large open panicles on erect stems to 1.4m in height
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Size
Growing conditions
Colour & scent
Stem | Flower | Foliage | Fruit | |
Spring | ||||
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Summer | ||||
Autumn | ||||
Winter |
Position
Aspect
Exposure
Botanical details
- Family
- Poaceae
- Native to the UK
- No
- Potentially harmful
- Genus
Helictotrichon can be deciduous or evergreen grasses, forming compact tussocks of linear leaves, with erect or arching stems bearing panicles of flowering spikelets in summer
- Name status
Correct
- Plant range
- SW Europe
How to grow
Cultivation
Grow in poor to moderately fertile, neutral to alkaline, well-drained soil
Propagation
Propagate by division in mid-spring
Suggested planting locations and garden types
Pruning
Remove dead foliage and old flowered stems in spring
Pests
Generally pest-free
Diseases
May be affected by a rust
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