Pelargonium peltatum (Ivy-leaved Geranium, Ivy Geranium)
Botanical Information
| Family | Geraniaceae |
| Genus | Pelargonium |
| Species | peltatum |
| Category | Perennials, Tropicals |
| Origin | Native to Southern Africa. |
Details
| USDA Hardiness Zone | 10a - 11 |
| USDA Hardiness Ref. | |
| Canadian Hardiness Zone | Requires cold season protection under glass. |
| Canada Hardiness Ref. | |
| RHS Hardiness Zone | H3 - H1c |
| RHS Hardiness Ref. | |
| Temperature (°C) | -1.1 to above 4.5 |
| Temperature (°F) | 34 to 50 |
| Height | 30 - 60 cm |
| Spread | 30 - 90 cm |
| Growth | Fast |
| Flowering Period | May, June, July |
Description and Growing Information
| General Description | The vines have soft, wide leaves stemming individually along it. |
| ID Characteristic | Many of the ivy geraniums sold in commerce today are hybrids in which P. peltatum is a main parent. |
| Shape | Trailing. |
| Landscape | Best in hanging baskets, containers and window boxes. May be grown in beds or borders as an annual ground cover. |
| Propagation | Usually by stem cuttings but also via seed. |
| Cultivation | Grow in average to organically rich, medium moisture, well-drained soils with a neutral to slightly alkaline pH. Water regularly during the growing season. Best in full sun, but appreciates some light shade in the heat of the day. |
| Pests | No notable pests or diseases. |
| Notable Specimens | Royal Park Rajapruek, Mae Hia, Thailand. Chelsea Physic Garden, London, United Kingdom. |
| Habitat | Grows in scrub along coasts, or dry, rocky hillsides. |
| Bark/Stem Description | Brittle, trailing stems that spread to as much as 90 cm wide. |
| Leaf Description | Thick, lobed, medium green, ivy-like leaves. |
| Flower Description | Clusters of single or double flowers in shades of red, pink, lilac or white. |
Photographs
Pelargonium peltatum, form. Chelsea Physic Garden, London, United Kingdom.
Pelargonium peltatum, form. Chelsea Physic Garden, London, United Kingdom.
Pelargonium peltatum, flower, Royal Park Rajapruek, Mae Hia, Thailand.
Pelargonium peltatum, flower, Royal Park Rajapruek, Mae Hia, Thailand.