Plants > Perennials

big-root cranesbill

Geranium macrorrhizum

Pollinator FriendlyLow MaintenanceDrought ResistantFragrant

Genus: Geranium
Family: Geraniaceae

About this plant

G. macrorrhizum is a mat-forming, semi-evergreen perennial growing to 45cm tall. Its rounded, divided, lobed and toothed leaves are sticky and aromatic and can turn attractive shades in the autumn. In summer, magenta-pink flowers, up to 3cm across, are held above the foliage on more or less upright stems

Growing Information

Height

0.1-0.5 Metres

Spread

0.5-1 Metres

Hardiness

H7

Foliage

Semi Evergreen

Growing Conditions

Sunlight

Full ShadeFull SunPartial Shade

Soil

ClayChalkLoamSandy

pH

Not Currently Available

This plant is not currently stocked at any garden centres on our platform.

Acid

Alkaline

Neutral

Moisture

Poorly DrainedWell Drained

Aspect

North FacingWest FacingEast FacingSouth Facing

Exposure

ShelteredExposed

Care Guide

Cultivation

Useful as it is one of the few plants that can tolerate dry shade. Will grow in any, moderately fertile soil apart from waterlogged soils. Full sun or any type of shade

Pruning

Remove flowered stems and old leaves to encourage the production of fresh leaves and flowers

Propagation

Propagate by division in spring or propagate by basal cuttings in early to mid spring and root with bottom heat

Pests

May be affected by vine weevil, capsid bug and sawflies

Diseases

May be affected by a downy mildew and powdery mildews

Garden Uses

Uses

Cottage InformalGround Cover

Planting Places

OutdoorPond MarginsSubmerged Aquatic

Season of Interest

AutumnSpringSummer

Size & Characteristics

Height

0.1-0.5 Metres

Spread

0.5-1 Metres

Habit

Trailing

Time to Full Height

Five To Ten Years