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Helianthemum 'Hartswood Ruby' (Rock rose 'Hartswood Ruby')
1 hour care
per year
per year
0.3m
Max height
Max height
0.6m
Max spread
Max spread
2-5 years
To maturity
To maturity
Plant details
Botanical name
Helianthemum 'Hartswood Ruby'
Other names
Rock rose 'Hartswood Ruby', Helianthemum nummularium 'Hartswood Ruby', Helianthemum 'Hartswood'
Genus
Helianthemum Helianthemum
Variety or Cultivar
'Hartswood Ruby' _ 'Hartswood Ruby' is a compact, mat-forming, evergreen shrub with small, linear or narrowly lance-shaped, dark grey-green leaves and, from late spring to midsummer, short racemes of single, red flowers with yellow centres.
Helianthemum 'Hartswood Ruby' is: Evergreen
Habit
Spreading
Flower
Red in Spring; Red in Summer
Foliage
Green in All seasons
How to care
Watch out for
Pests
Generally pest-free.
Diseases
Generally disease-free.
General care
Pruning
Prune in mid to late summer after flowering, cutting back any straggly stems.
Propagation methods
Softwood cuttings
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Where to grow
Helianthemum 'Hartswood Ruby' (Rock rose 'Hartswood Ruby') will reach a height of 0.3m and a spread of 0.6m after 2-5 years.
Suggested uses
Banks and Slopes, City, Coastal, Cottage/Informal, Beds and borders, Gravel, Ground Cover, Containers, Rock
Cultivation
Plant in free-draining soil, either alkaline or neutral, in full sun. Ensure it is pruned annually, to prevent it becoming leggy. It may not regenerate from old wood.
Soil type
Chalky, Clay, Loamy, Sandy (will tolerate most soil types)
Soil drainage
Well-drained
Soil pH
Alkaline, Neutral
Light
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
Helianthemum 'Hartswood Ruby'
Other names
Rock rose 'Hartswood Ruby', Helianthemum nummularium 'Hartswood Ruby', Helianthemum 'Hartswood'
Genus
Helianthemum Helianthemum
Variety or Cultivar
'Hartswood Ruby' _ 'Hartswood Ruby' is a compact, mat-forming, evergreen shrub with small, linear or narrowly lance-shaped, dark grey-green leaves and, from late spring to midsummer, short racemes of single, red flowers with yellow centres.
Native to
Garden origin
Foliage
Evergreen
Habit
Spreading
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Colour
Flower
Red in Spring; Red in Summer
Foliage
Green in All seasons
How to care
Watch out for
Pests
Generally pest-free.
Diseases
Generally disease-free.
General care
Pruning
Prune in mid to late summer after flowering, cutting back any straggly stems.
Propagation methods
Softwood cuttings
Monthly care advice
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Where to grow
Helianthemum 'Hartswood Ruby' (Rock rose 'Hartswood Ruby') will reach a height of 0.3m and a spread of 0.6m after 2-5 years.
Suggested uses
Banks and Slopes, City, Coastal, Cottage/Informal, Beds and borders, Gravel, Ground Cover, Containers, Rock
Cultivation
Plant in free-draining soil, either alkaline or neutral, in full sun. Ensure it is pruned annually, to prevent it becoming leggy. It may not regenerate from old wood.
Soil type
Chalky, Clay, Loamy, Sandy (will tolerate most soil types)
Soil drainage
Well-drained
Soil pH
Alkaline, Neutral
Light
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
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: | Well-drained | Tell us... |
| Soil pH: | Alkaline, Neutral | Tell us... |
| Light: | Full Sun | Tell us... |
| Aspect: | South, East, West | Tell us... |
| Exposure: | Exposed, Sheltered | Tell us... |
| Hardiness: | Hardy (H4) | Tell us... |
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