Trollius × cultorum 'New Moon'

RHS Plant Profile

globeflower 'New Moon'

Herbaceous Perennial

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An upright, clump-forming perennial to 60cm tall with attractive, deeply divided dark green leaves and double, cup-shaped creamy pale yellow flowers on upright stems in late spring to early summer

Position

Full sun, Partial shade

Soil Types

Clay, Loam

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

Clay Loam

Moisture: Poorly–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: Ranunculaceae
Native to GB/Ireland: No
Foliage: Deciduous
Habit: Clump forming
Genus: Trollius are herbaceous perennials which form a clump of palmately lobed leaves, with erect stems bearing solitary, yellow, globose or bowl-shaped flowers composed of several petal-like sepals surrounding much-reduced nectar-bearing petals
Name Status: Accepted

How to Grow

Cultivation

Grown in deep, preferably heavy, moist soil that is not prone to drying out, in full sun or partial shade. Cut back hard after flowering and apply a balanced liquid feed to encourage further blooms

Propagation

Propagate by division in spring

Suggested planting locations and garden types

Cottage and informal garden
Flower borders and beds

Pruning

Cut back after flowering

Pests

Generally pest-free

Diseases

May be susceptible to powdery mildew