| | | Family | Geraniaceae | | Plant Type | herbaceous perennial | | Zone | USDA: 5a - 7b RHS: H EGF: H1 - H3 Australia: 1 | | Care Level | medium | | Height | 15 - 20 cm (6 - 8 in) | | Spread | 20 - 30 cm (8 - 12 in) | | Light | full sun to partial shade | | Soil Moisture | low to average, well-drained | | Soil Type | | | Soil pH | | | | Description | Geranium subcaulescens (hardy geranium) bears showy flowers during mid-spring to early summer. | | Special Characteristics | Butterflies are attracted to Geranium subcaulescens . | | Cautions | Where conditions are favourable, Geranium subcaulescens (hardy geranium) can be invasive and may require maintenance to keep it under control. | | |