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Spodiopogon sibiricus (Frost grass)
1 hour care
per year
per year
1.5m
Max height
Max height
1.2m
Max spread
Max spread
2-5 years
To maturity
To maturity
Plant details
Botanical name
Spodiopogon sibiricus
Other names
Frost grass, Siberian graybeard, Greybeard grass, Frostgrass, Silver spikegrass
Genus
Spodiopogon Spodiopogon
Species
S. sibiricus - S. sibiricus is a clump-forming, rhizomatous, deciduous perennial grass with erect culms bearing flat, broadly linear, mid-green leaves, often turning red or maroon in autumn, and, in summer, upright, open panicles of softly-hairy, purple flower spikelets ageing tan.
Spodiopogon sibiricus is: Deciduous
Habit
Erect flower stem, Clump-forming, Upright
Flower
Pale-brown, Purple in Summer; Pale-brown in Autumn
Foliage
Mid-green in Spring; Mid-green in Summer; Flushed red, Maroon, Mid-green in Autumn
How to care
Watch out for
Pests
Generally pest free
Diseases
Generally disease free
General care
Pruning
Cut back in late winter or early spring before new growth resumes.
Propagation
Sow seed in situ from mid-spring to early summer. Sow under glass at any time at 20C
Propagation methods
Division, Seed
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Where to grow
Spodiopogon sibiricus (Frost grass) will reach a height of 1.5m and a spread of 1.2m after 2-5 years.
Suggested uses
Low Maintenance, Cottage/Informal, Coastal, City, Beds and borders, Architectural, Planted in groups, Prairie planting
Cultivation
Grows best in fertile, moist but well-drained soil in full sun. Tolerates light shade but form may be open or plant may flop. Does not tolerate drought. Tolerates pollution and coastal conditions.
Soil type
Chalky, Clay, Loamy, Sandy (will tolerate most soil types)
Soil drainage
Moist but well-drained
Soil pH
Acid, Alkaline, Neutral
Light
Partial Shade, Full Sun
Aspect
North, South, East, West
Exposure
Exposed, Sheltered
UK hardiness Note: We are working to update our ratings. Thanks for your patience.
Hardy (H4)
Companion plants
We do not currently have companion plants added for this plant.
Botanical name
Spodiopogon sibiricus
Other names
Frost grass, Siberian graybeard, Greybeard grass, Frostgrass, Silver spikegrass
Genus
Spodiopogon Spodiopogon
Species
S. sibiricus - S. sibiricus is a clump-forming, rhizomatous, deciduous perennial grass with erect culms bearing flat, broadly linear, mid-green leaves, often turning red or maroon in autumn, and, in summer, upright, open panicles of softly-hairy, purple flower spikelets ageing tan.
Foliage
Deciduous
Habit
Erect flower stem, Clump-forming, Upright
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Colour
Flower
Pale-brown, Purple in Summer; Pale-brown in Autumn
Foliage
Mid-green in Spring; Mid-green in Summer; Flushed red, Maroon, Mid-green in Autumn
How to care
Watch out for
Pests
Generally pest free
Diseases
Generally disease free
General care
Pruning
Cut back in late winter or early spring before new growth resumes.
Propagation
Sow seed in situ from mid-spring to early summer. Sow under glass at any time at 20C
Propagation methods
Division, Seed
Monthly care advice
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Where to grow
Spodiopogon sibiricus (Frost grass) will reach a height of 1.5m and a spread of 1.2m after 2-5 years.
Suggested uses
Low Maintenance, Cottage/Informal, Coastal, City, Beds and borders, Architectural, Planted in groups, Prairie planting
Cultivation
Grows best in fertile, moist but well-drained soil in full sun. Tolerates light shade but form may be open or plant may flop. Does not tolerate drought. Tolerates pollution and coastal conditions.
Soil type
Chalky, Clay, Loamy, Sandy (will tolerate most soil types)
Soil drainage
Moist but well-drained
Soil pH
Acid, Alkaline, Neutral
Light
Partial Shade, Full Sun
Aspect
North, South, East, West
Exposure
Exposed, Sheltered
UK hardiness Note: We are working to update our ratings. Thanks for your patience.
Hardy (H4)
USDA zones
Zone 9, Zone 8, Zone 7, Zone 6, Zone 5
In order to add a note on this plant, please add this plant to your plant lists.
| This plant likes... | Garden match | |
| Soil types: | Chalky, Clay, Loamy, Sandy (will tolerate most soil types) | Tell us... |
| Soil drainage: | Moist but well-drained | Tell us... |
| Soil pH: | Acid, Alkaline, Neutral | Tell us... |
| Light: | Partial Shade, Full Sun | Tell us... |
| Aspect: | North, South, East, West | Tell us... |
| Exposure: | Exposed, Sheltered | Tell us... |
| Hardiness: | Hardy (H4) | Tell us... |
ARTICLES WITH THIS PLANT
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