Not the plant you're looking for? Search over 300,000 plants

Alpine RockeryHerbaceous Perennial

Geranium (Cinereum Group) Rothbury Gem ('Gerfos'^PBR)

cranesbill [Rothbury Gem]

Has low-growing, forming dense cushions of rounded grey-green leaves, to 12cm high, spreading to 30cm. Pink flowers with darker veins and deep red-magenta eyes, to 4cm across, start appearing in late spring, and may rebloom at times all summer

Synonyms

Geranium (Cinereum Group) 'Gerfos'^PBR
Geranium cinereum 'Gerfos'
see moreGeranium cinereum Rothbury Gem

Save to My plants

Buy this plant

Plant nurseries
8 suppliers

Ultimate height

0.1–0.5 metres

Time to ultimate height

2–5 years

Ultimate spread

0.1–0.5 metres

Chalk

Loam

Sand

Moisture

Moist but well–drained, Well–drained

pH

Acid, Alkaline, Neutral

	Stem	Flower	Foliage	Fruit
Spring
Summer
Autumn
Winter

Full sun
Partial shade

Aspect

West–facing or South–facing or East–facing

Exposure

Exposed or Sheltered

Hardiness
Hardiness ratings
All ratings refer to the UK growing conditions unless otherwise stated. Minimum temperature ranges (in degrees C) are shown in brackets
H1a: under glass all year (>15C)
H1b: can be grown outside in the summer (10 - 15)
H1c: can be grown outside in the summer (5 - 10)
H2: tolerant of low temperatures, but not surviving being frozen (1 to 5)
H3: hardy in coastal and relatively mild parts of the UK (-5 to 1)
H4: hardy through most of the UK (-10 to -5)
H5: hardy in most places throughout the UK even in severe winters (-15 to -10)
H6: hardy in all of UK and northern Europe (-20 to -15)
H7: hardy in the severest European continental climates (< -20)

Botanical details

Family: Geraniaceae
Native to GB / Ireland: No
Foliage: Deciduous
Habit: Matforming
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
Name status: Trade

How to grow

Cultivation

Performs best with good drainage and sunlight. Effective ground cover plant

Propagation

Propagate by basal cuttings

Suggested planting locations and garden types

Cottage and informal garden
Gravel garden
Rock garden
Garden edging

Pruning

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

Pests

May be susceptble to vine weevil, capsid bug and sawflies

Diseases

May be affected by downy mildews and powdery mildews

Get involved

The Royal Horticultural Society is the UK’s leading gardening charity. We aim to enrich everyone’s life through plants, and make the UK a greener and more beautiful place.