About
A herbaceous perennial, 30cm high, spreading by rhizomes, with semi-evergreen, aromatic, lobed green leaves, which turn red in autumn, and long stems, held well above the leaves, of mid magenta-pink flowers, with reddish calyces which are less inflated than most G. macrorrhizum varieties, from late spring to midsummer.
About the genus
Geranium can be annuals, biennials and perennials, herbaceous or evergreen, with rounded, usually palmately lobed or divided leaves, and lax inflorescences of rounded, 5-petalled flowers
Growing conditions
SunlightFull shade, Full sun, Partial shade
Soil typeChalk, Clay, Loam, Sand
Soil pHAcid, Alkaline, Neutral
Soil moistureMoist but well-drained, Well-drained
AspectSouth-facing, North-facing, West-facing, East-facing
ExposureExposed, Sheltered
UK hardinessH7
Plant details
Plant typeHerbaceous Perennial
HabitMatforming
FoliageSemi evergreen
Height0.1-0.5 metres
Spread0.5-1 metres
Time to full height2-5 years
Suggested usesRock garden, City and courtyard gardens, Cottage and informal garden, Wildlife gardens
FragranceFoliage
Care notes
CultivationGrow in full sun or shade in well-drained soil; excellent for ground cover
PruningNo pruning required
PropagationPropagate by division or by rhizome cuttings in spring
Pest resistanceGenerally pest-free, but may be susceptible to capsid bug, geranium sawfly, vine weevil, slugs and snails
Disease resistanceGenerally disease-free, but may be susceptible to a rust, downy mildews, leafy gall, and virus diseases; may also be susceptible to powdery mildews in dry conditions