Cistus populifolius
Rock Rose
| Family |
| Cistaceae |
| Genus |
| Cistus |
| Species |
| populifolius |
| Category |
| Woody |
| Type |
| Shrub (evergreen) |
| USDA Hardiness Zone |
| 8 |
| Canadian Hardiness Zone |
| 7 - 8a |
| RHS Hardiness Zone |
| H4 - H5 |
| Temperature (°C) |
| -12 - (-7) |
| Temperature (°F) |
| 10 - 20 |
| Height |
| Up to 2 m |
| General Description |
| Cistus populifolius is an erect evergreen shrub with crêpe-like white flowers. |
| Landscape |
| Suitable for planting on dry banks and terraces. |
| Cultivation |
| Grow in full sun, in light soil. Intolerant of pruning and root disturbance. Trim only to remove deadwood. Pinch back young plants to encourage bushiness. |
| Growth |
| Medium |
| Habitat |
| Coastal regions of the Mediterranean, scrub and dry woodlands. |
| Leaf Description |
| Ovate to heart-shaped, 5 - 9 cm long, smooth green above, venation reticulate (smaller veins forming a network) beneath, margins undulate. |
| Flower Description |
| Crêpe-like, up to 5 cm in diameter, white petals each have a bright yellow basal spot and yellow stamens, arranged in a cluster of 2 - 6 called a cyme (a central stem with a single terminal flower that develops first with other flowers developing as terminal buds of lateral stems). |
| Notable Specimens |
| RHS Garden Rosemoor, North Devon, England. |
| Propagation |
| By layering in the spring or by softwood or heel cuttings 8 cm long, taken in late summer, rooted in a 1:2 peat to sand mixture at 15 °C and kept in low humidity. Protect from frost overwinter and pot on in spring. |