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Eurybia radula 'August Sky' (Rough wood aster 'August Sky')
2 hours care
per year
per year
0.5m
Max height
Max height
0.5m
Max spread
Max spread
2-5 years
To maturity
To maturity
Plant details
Botanical name
Eurybia radula 'August Sky'
Other names
Rough wood aster 'August Sky', Low rough aster 'August Sky', Aster radula 'August Sky'
Genus
Eurybia Eurybia
Variety or Cultivar
'August Sky' _ 'August Sky' is an upright, clump-forming, deciduous perennial with narrowly elliptic to lance-shaped, mid- to dark green leaves and loose corymbs of daisy-like, violet to purple flower heads from midsummer to early autumn.
Eurybia radula 'August Sky' is: Deciduous
Habit
Clump-forming, Upright
Flower
Purple in Summer; Purple in Autumn
Foliage
Dark-green in Spring; Dark-green in Summer; Dark-green in Autumn
How to care
Watch out for
Pests
Pest free, may suffer from slugs on new growth.
Specific pests
Snails , Slugs , Eelworms (leaf and bud) , Aphids Snails , Slugs , Eelworms (leaf and bud) , Aphids
Grey mould , Fusarium wilt , Leaf spot Grey mould , Fusarium wilt , Leaf spot
General care
Pruning
Cut back in early spring. Apply a thick, dry mulch in late autumn. Divide every third year to maintain vigour.
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Where to grow
Eurybia radula 'August Sky' (Rough wood aster 'August Sky') will reach a height of 0.5m and a spread of 0.5m after 2-5 years.
Suggested uses
Gravel, Beds and borders, Flower Arranging, Cottage/Informal, Architectural
Cultivation
Grow in fertile, moist soil in full sun or partial shade.
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
Eurybia radula 'August Sky'
Other names
Rough wood aster 'August Sky', Low rough aster 'August Sky', Aster radula 'August Sky'
Genus
Eurybia Eurybia
Variety or Cultivar
'August Sky' _ 'August Sky' is an upright, clump-forming, deciduous perennial with narrowly elliptic to lance-shaped, mid- to dark green leaves and loose corymbs of daisy-like, violet to purple flower heads from midsummer to early autumn.
Native to
Garden origin
Foliage
Deciduous
Habit
Clump-forming, Upright
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Colour
Flower
Purple in Summer; Purple in Autumn
Foliage
Dark-green in Spring; Dark-green in Summer; Dark-green in Autumn
How to care
Watch out for
Pests
Pest free, may suffer from slugs on new growth.
Specific pests
Snails , Slugs , Eelworms (leaf and bud) , Aphids
Specific diseases
Grey mould , Fusarium wilt , Leaf spot
General care
Pruning
Cut back in early spring. Apply a thick, dry mulch in late autumn. Divide every third year to maintain vigour.
Monthly care advice
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Where to grow
Eurybia radula 'August Sky' (Rough wood aster 'August Sky') will reach a height of 0.5m and a spread of 0.5m after 2-5 years.
Suggested uses
Gravel, Beds and borders, Flower Arranging, Cottage/Informal, Architectural
Cultivation
Grow in fertile, moist soil in full sun or partial shade.
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
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... |
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