Geum 'Cosmopolitan' (Cocktails Series)

RHS Plant Profile

avens 'Cosmopolitan'

Herbaceous Perennial

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A clump-forming herbaceous perennial to 60cm in height, with hairy, dark green, pinnate basal leaves with semi-double flower; each a combination of pale pink, apricot and cream

Position

Full sun, Partial shade

Soil Types

Chalk, Clay, Loam, Sand

Max Height

0.5-1 metres

Max Spread

0.1-0.5 metres

Size

Time to Maturity: 2–5 years
Max Spread: 0.1-0.5 metres
Max Height: 0.5-1 metres

Growing Conditions

Chalk Clay Loam Sand

Moisture: Moist but well–drained or Poorly–drained or Well–drained
pH: Acid or Alkaline or Neutral

Position

Full sun Partial shade

Aspect: East–facing or South–facing or West–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): H7

Colour & Scent

Season	Stem	Flower	Foliage	Fruit
Spring
Summer
Autumn
Winter

Botanical Details

Family: Rosaceae
Native to GB/Ireland: No
Foliage: Semi evergreen
Habit: Clump forming
Genus: Geum are rhizomatous perennials, occasionally spreading by stolons, with a basal rosette of pinnately lobed leaves and saucer-shaped flowers in loose clusters
Name Status: Accepted

How to Grow

Cultivation

A moisture-loving perennial that will tolerate most soils, rich in organic matter, in sun or even a certain amount of shade. Divide every few years to avoid congestion

Propagation

Propagate by division in spring or autumn

Suggested planting locations and garden types

City and courtyard gardens
Cottage and informal garden
Wildlife gardens
Patio and container plants
Low Maintenance
Flower borders and beds

Pruning

Cut back the old stems after flowering

Pests

May be susceptible to leaf miners and sawflies

Diseases

May be susceptible to powdery mildew