Geum 'Prince of Orange' (d)

RHS Plant Profile

avens 'Prince of Orange'

RHS / Joanna Kossak

Herbaceous Perennial

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A clump-forming perennial with semi-evergreen, divided foliage and bowl-shaped, semi-double, bright orange flowers held above the mound of foliage on stems up to 90cm tall in late spring and early summer

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 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: Deciduous, 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

Grows best in a moist but well-drained soil, 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

Cottage and informal garden
Patio and container plants
Low Maintenance
Flower borders and beds
Underplanting of roses and shrubs

Pruning

deadhead to promote more blooms, and cut back old stems after flowering

Pests

May be susceptible to leaf miners, aphids and geum sawfly larvae

Diseases

May be susceptible to Powdery mildews