Pelargonium cotyledonis (Old Father Live Forever, Hollyhock-Leaved Pelargonium)
Botanical Information
| Family | Geraniaceae |
| Genus | Pelargonium |
| Species | cotyledonis |
| Category | Perennials, Tropicals |
| Origin | Native to the island of Saint Helena in the South Atlantic Ocean. |
Details
| USDA Hardiness Zone | 10a - 11b |
| USDA Hardiness Ref. | |
| Canadian Hardiness Zone | Greater than 9a |
| Canada Hardiness Ref. | |
| RHS Hardiness Zone | H1c - H2 |
| RHS Hardiness Ref. | |
| Temperature (°C) | 1 to 10 |
| Temperature (°F) | 34 to 50 |
| Height | 0.3 - 1 m |
| Spread | 0.2 m |
| Flowering Period | May, June, July |
Description and Growing Information
| General Description | A complex succulent with deciduous foilage and shrub-like growth. Knotted stems lead to small, flat, green leaves. Rosettes of delicate flowers bloom during late spring. |
| Shape | Bushy and spreading. |
| Landscape | Single specimen, succulent garden, and or in a container. |
| Propagation | Propagate from seed. |
| Cultivation | Grow in soil that is low in organic material, and well-draining. Ensure the plant is not over-watered and is in full sun. |
| Pests | No notable pests or diseases. |
| Notable Specimens | Chelsea Physic Garden, London, United Kingdom. |
| Habitat | Prefers coastal cliff sides in dry, rocky environments. |
Photographs
Pelargonium cotyledonis, form. Chelsea Physic Garden, London, United Kingdom.
Pelargonium cotyledonis, leaf. Chelsea Physic Garden, London, United Kingdom.