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Sempervivum arachnoideum (Cobweb houseleek)
1 hour care
per year
per year
0.1m
Max height
Max height
0.3m
Max spread
Max spread
5-10 years
To maturity
To maturity
Plant details
Botanical name
Sempervivum arachnoideum
Other names
Cobweb houseleek, Spiderweb hens and chicks
Genus
Sempervivum Sempervivum
Species
S. arachnoideum - S. arachnoideum is a mat-forming, succulent, evergreen perennial with hairy rosettes of fleshy, mid-green to red leaves and leafy stems bearing red-pink flowers in summer.
Sempervivum arachnoideum is: Evergreen
Habit
Creeping, Mat Forming
Awards
RHS AGM (Award of Garden Merit)
Flower
Reddish pink in Summer
Foliage
Red, Mid-green, Flushed red, White, Reddish-green in All seasons
How to care
Watch out for
Specific pests
Vine weevil Vine weevil
Diseases
Generally disease-free
Rust Rust
General care
Propagation methods
Offsets, Seed
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Where to grow
Sempervivum arachnoideum (Cobweb houseleek) will reach a height of 0.1m and a spread of 0.3m after 5-10 years.
Suggested uses
Containers, Cottage/Informal, Garden edging, Gravel, Ground Cover, Low Maintenance, Rock
Cultivation
Plant in moderately fertile, well-drained soil in full sun. Dislikes wet winter conditions.
Soil type
Loamy, Sandy
Soil drainage
Well-drained
Soil pH
Acid, Alkaline, Neutral
Light
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
Sempervivum arachnoideum
Other names
Cobweb houseleek, Spiderweb hens and chicks
Genus
Sempervivum Sempervivum
Species
S. arachnoideum - S. arachnoideum is a mat-forming, succulent, evergreen perennial with hairy rosettes of fleshy, mid-green to red leaves and leafy stems bearing red-pink flowers in summer.
Foliage
Evergreen
Habit
Creeping, Mat Forming
Awards
RHS AGM (Award of Garden Merit)
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Colour
Flower
Reddish pink in Summer
Foliage
Red, Mid-green, Flushed red, White, Reddish-green in All seasons
How to care
Watch out for
Specific pests
Diseases
Generally disease-free
Specific diseases
General care
Propagation methods
Offsets, Seed
Monthly care advice
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Where to grow
Sempervivum arachnoideum (Cobweb houseleek) will reach a height of 0.1m and a spread of 0.3m after 5-10 years.
Suggested uses
Containers, Cottage/Informal, Garden edging, Gravel, Ground Cover, Low Maintenance, Rock
Cultivation
Plant in moderately fertile, well-drained soil in full sun. Dislikes wet winter conditions.
Soil type
Loamy, Sandy
Soil drainage
Well-drained
Soil pH
Acid, Alkaline, Neutral
Light
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 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: | Loamy, Sandy | Tell us... |
| Soil drainage: | Well-drained | Tell us... |
| Soil pH: | Acid, Alkaline, Neutral | Tell us... |
| Light: | 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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