Sempervivum 'Noir'
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A mat-forming, succulent perennial with rosettes of fleshy, pointed leaves to 8cm across. The foliage is very dark red, almost black in spring, developing a greener centre to the rosette later in the year. In summer it produces a 15cm tall flowerspike bearing starry pink flowers. The rosettes die after flowering but are replaced by offsets on lateral runners
Scientific classification
- Species
- Sempervivum 'Noir' (Sempervivum 'Noir')
- Genus
- Sempervivum
- Family
- Crassulaceae
- Information to be completed
- Toxicity
- Alpine Rockery · Cactus Succulent
- Plant type
- 0.1-0.5 metres
- Height
- 0.1-0.5 metres
- Spread
- Evergreen
- Foliage
- Matforming
- Habit
- Spring · Summer · Autumn · Winter
- Season of interest
- Full sun
- Sunlight
- Information to be completed
- Ideal temperature
Sempervivum 'Noir' pictures
Distribution of Sempervivum 'Noir'
Distribution map
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Culture
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Toxicity
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Quick identification of Sempervivum 'Noir'
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Sempervivum 'Noir' care guide
- Thorough water only after substrate dries entirely, minimal winter moisture
- Watering
- Full sun
- Sunlight
- Information to be completed
- Ideal temperature
Watering
Thorough water only after substrate dries entirely, minimal winter moisture
Fertilizing
FertilizingDiluted low-nitrogen succulent feed monthly in warm active growth
Pruning
PruningNo pruning required
Propagation
PropagationPropagate by removal of offsets in spring and early summer
Growing
GrowingGrow in poor to moderately fertile, sharply drained soil in full sun. In pots use a 50:50 mix of loam-based potting compost and grit. See hardy cacti and succulent cultivation
People also ask
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Common pests and diseases
Diseases
May be susceptible to rust diseases
Pests
May be susceptible to vine weevil larvae
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