Perennials > Sempervivum > Sempervivum calcareum > Sempervivum calcareum 'Sir William Lawrence'
Sempervivum calcareum
'Sir William Lawrence'
Sir William Lawrence Housleek, Sir William Lawrence Hens and Chicks
| Family |
| Crassulaceae |
| Genus |
| Sempervivum |
| Species |
| calcareum |
| Cultivar |
| 'Sir William Lawrence' |
| Category |
| Perennials |
| USDA Hardiness Zone |
| 7b - 8a |
| Canadian Hardiness Zone |
| 7 |
| RHS Hardiness Zone |
| H5 |
| Temperature (°C) |
| -15 - (-9) |
| Temperature (°F) |
| 5 - 15 |
Photographs
Awards
Description and Growing Information
Flowering Period
| Habitat |
| Horticultural origin. |
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