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Rudbeckia fulgida var deamii (Deam's coneflower)
1 hour care
per year
per year
0.7m
Max height
Max height
0.5m
Max spread
Max spread
2-5 years
To maturity
To maturity
Plant details
Botanical name
Rudbeckia fulgida var deamii
Other names
Deam's coneflower, Rudbeckia deamii
Genus
Rudbeckia Rudbeckia
Species
R. fulgida var deamii - R. fulgida var deamii is a clump-forming, herbaceous perennial with ovate, rough, dark-green leaves and upright, leafy stems bearing daisy-like, golden-yellow flowers from late summer to mid-autumn.
Rudbeckia fulgida var deamii is: Deciduous
Habit
Clump-forming, Upright
Awards
RHS AGM (Award of Garden Merit)
Flower
Yellow, Brown in Summer; Yellow, Brown in Autumn
Foliage
Green in Summer; Green in Autumn
How to care
Watch out for
Specific pests
Slugs Slugs
Diseases
Generally disease free.
General care
Pruning
Deadhead regularly. Cut back in late autumn or early spring.
Propagation methods
Division, Seed
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Where to grow
Rudbeckia fulgida var deamii (Deam's coneflower) will reach a height of 0.7m and a spread of 0.5m after 2-5 years.
Suggested uses
Cottage/Informal, Flower Arranging, Beds and borders, Low Maintenance, Prairie planting
Cultivation
Grow in moderately fertile, moisture-retentive, free-draining soil in a sunny or lightly shaded position.
Soil type
Chalky, Clay, Loamy
Soil drainage
Moist but well-drained, Well-drained
Soil pH
Acid, Alkaline, 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
Rudbeckia fulgida var deamii
Other names
Deam's coneflower, Rudbeckia deamii
Genus
Rudbeckia Rudbeckia
Species
R. fulgida var deamii - R. fulgida var deamii is a clump-forming, herbaceous perennial with ovate, rough, dark-green leaves and upright, leafy stems bearing daisy-like, golden-yellow flowers from late summer to mid-autumn.
Foliage
Deciduous
Habit
Clump-forming, Upright
Awards
RHS AGM (Award of Garden Merit)
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Colour
Flower
Yellow, Brown in Summer; Yellow, Brown in Autumn
Foliage
Green in Summer; Green in Autumn
How to care
Watch out for
Specific pests
Diseases
Generally disease free.
General care
Pruning
Deadhead regularly. Cut back in late autumn or early spring.
Propagation methods
Division, Seed
Monthly care advice
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Where to grow
Rudbeckia fulgida var deamii (Deam's coneflower) will reach a height of 0.7m and a spread of 0.5m after 2-5 years.
Suggested uses
Cottage/Informal, Flower Arranging, Beds and borders, Low Maintenance, Prairie planting
Cultivation
Grow in moderately fertile, moisture-retentive, free-draining soil in a sunny or lightly shaded position.
Soil type
Chalky, Clay, Loamy
Soil drainage
Moist but well-drained, Well-drained
Soil pH
Acid, Alkaline, 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 9, 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: | Chalky, Clay, Loamy | Tell us... |
| Soil drainage: | Moist but well-drained, Well-drained | Tell us... |
| Soil pH: | Acid, Alkaline, 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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