Overview

Geranium 'Robin's Black Heart' is a clump-forming, mat-forming, trailing, carpet-forming herbaceous perennial in the genus Geranium, part of the Geraniaceae family, with light green, bright green, silvery, dissected, patterned foliage. Geranium 'Robin's Black Heart' grows best in full sun, and tolerates loam soils and neutral pH. Its UK hardiness is rated H5. Suggested uses include borders, cottage gardens, rock gardens, woodland beds and containers.

About

Geranium 'Robin's Black Heart' is a cultivar of the Geranium genus, which includes a range of herbaceous and evergreen plants with rounded, often palmately lobed leaves and five-petalled flowers arranged loosely. This cultivar forms clumps and mats, trailing to create a carpet-like effect with light to bright green, dissected foliage. It thrives in full sun on well-drained, neutral loam soil and is hardy in UK conditions (H5). Suitable for borders, cottage and rock gardens, woodland beds, and containers, it prefers a sheltered aspect facing south, west, or east and offers summer interest.

Growing conditions

Best soil and position for Geranium

Sunlight
Full sun
Soil type
Loam
Soil pH
Neutral
Soil moisture
Well-drained
Aspect
South-facing, West-facing, East-facing
Exposure
Sheltered
UK hardiness
H5

Plant details

Geranium 'Robin's Black Heart' size, habit and characteristics

Plant type
Herbaceous Perennial
Habit
Clump-forming, Mat-forming, Trailing, Carpet-forming
Foliage
Light green, Bright green, Silvery, Dissected, Patterned
Suggested uses
Borders, Cottage gardens, Rock gardens, Woodland beds, Containers

Care notes

Pruning and caring for Geranium 'Robin's Black Heart'

Propagation
Seed, Division, Cuttings
Pest resistance
Aphids, Vine weevil, Caterpillars, Thrips
Disease resistance
Grey moulds

Frequently asked questions

Where is the best place to plant Geranium 'Robin's Black Heart'?

Geranium 'Robin's Black Heart' prefers full sun. It suits sheltered positions.

What soil does Geranium 'Robin's Black Heart' need?

Geranium 'Robin's Black Heart' grows best in loam soil. It prefers neutral soil. Aim for soil that stays well-drained.

Is Geranium 'Robin's Black Heart' hardy in the UK?

Geranium 'Robin's Black Heart' has an RHS hardiness rating of H5, meaning it is hardy in most of the UK, tolerating -15 to -10°C.

How do I propagate Geranium 'Robin's Black Heart'?

Seed, Division, Cuttings.

More in the Geranium genus

Browse all Geranium