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Carex radiata (Eastern star sedge)
1 hour care
per year
per year
0.6m
Max height
Max height
0.6m
Max spread
Max spread
2-5 years
To maturity
To maturity
Plant details
Botanical name
Carex radiata
Other names
Eastern star sedge, Straight-styled wood sedge
Genus
Carex Carex
Species
C. radiata - C. radiata is a clump-forming, evergreen perennial with linear, mid-green leaves and star-like, yellow-green flower spikelets in mid- to late spring.
Carex radiata is: Evergreen
Habit
Clump-forming
Flower
Yellow-green in Spring
Foliage
Mid-green in All seasons
How to care
Watch out for
Specific pests
Aphids Aphids
General care
Pruning
Cut back in late winter or early spring.
Propagation
Sow seed in a cold frame as soon as ripe. May self-seed in ideal growing conditions.
Propagation methods
Division, Seed
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Where to grow
Carex radiata (Eastern star sedge) will reach a height of 0.6m and a spread of 0.6m after 2-5 years.
Suggested uses
Beds and borders, Bog garden, City, Containers, Cottage/Informal, Low Maintenance, Prairie planting, Waterside, Woodland
Cultivation
Plant in fertile, humus-rich, moist to wet soil in partial shade.
Soil type
Clay, Loamy, Sandy
Soil drainage
Boggy damp conditions, Moist but well-drained, Moisture-retentive
Soil pH
Acid, Neutral
Light
Partial Shade, Full Sun
Aspect
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
Carex radiata
Other names
Eastern star sedge, Straight-styled wood sedge
Genus
Carex Carex
Species
C. radiata - C. radiata is a clump-forming, evergreen perennial with linear, mid-green leaves and star-like, yellow-green flower spikelets in mid- to late spring.
Native to
Central North America, Eastern North America
Foliage
Evergreen
Habit
Clump-forming
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Colour
Flower
Yellow-green in Spring
Foliage
Mid-green in All seasons
How to care
Watch out for
Specific pests
General care
Pruning
Cut back in late winter or early spring.
Propagation
Sow seed in a cold frame as soon as ripe. May self-seed in ideal growing conditions.
Propagation methods
Division, Seed
Monthly care advice
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Where to grow
Carex radiata (Eastern star sedge) will reach a height of 0.6m and a spread of 0.6m after 2-5 years.
Suggested uses
Beds and borders, Bog garden, City, Containers, Cottage/Informal, Low Maintenance, Prairie planting, Waterside, Woodland
Cultivation
Plant in fertile, humus-rich, moist to wet soil in partial shade.
Soil type
Clay, Loamy, Sandy
Soil drainage
Boggy damp conditions, Moist but well-drained, Moisture-retentive
Soil pH
Acid, Neutral
Light
Partial Shade, Full Sun
Aspect
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 8, Zone 7, Zone 6, Zone 5, Zone 4
In order to add a note on this plant, please add this plant to your plant lists.
| This plant likes... | Garden match | |
| Soil types: | Clay, Loamy, Sandy | Tell us... |
| Soil drainage: | Boggy damp conditions, Moist but well-drained, Moisture-retentive | Tell us... |
| Soil pH: | Acid, Neutral | Tell us... |
| Light: | Partial Shade, Full Sun | Tell us... |
| Aspect: | South, East, West | Tell us... |
| Exposure: | Exposed, Sheltered | Tell us... |
| Hardiness: | Hardy (H4) | Tell us... |
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