Forsythia Marée d'Or ('Courtasol')

RHS Plant Profile

forsythia [Marée d'Or]

RHS

Synonyms

Forsythia 'Courtasol'
Forsythia Gold Tide

Shrubs

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a low, wide-spreading deciduous shrub to 90cm tall, with lance-shaped leaves opening after the profuse light yellow flowers which open in late winter and early spring

Position

Full sun, Partial shade

Soil Types

Chalk, Clay, Loam, Sand

Max Height

0.5-1 metres

Max Spread

1-1.5 metres

Size

Time to Maturity: 5–10 years
Max Spread: 1-1.5 metres
Max Height: 0.5-1 metres

Growing Conditions

Chalk Clay Loam Sand

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

Position

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): H5

Colour & Scent

Season	Stem	Flower	Foliage	Fruit
Spring
Summer
Autumn
Winter

Botanical Details

Family: Oleaceae
Native to GB/Ireland: No
Foliage: Deciduous
Habit: Bushy
Genus: Forsythia are deciduous shrubs with simple, occasionally lobed, leaves and short tubular yellow flowers with 4 spreading lobes, borne profusely before the leaves in spring
Name Status: Trade

How to Grow

Cultivation

Grow in well-drained but moist soil in sun or partial shade

Propagation

Propagate by semi-hardwood cuttings

Suggested planting locations and garden types

Cottage and informal garden
City and courtyard gardens
Banks and slopes
Flower borders and beds
Ground cover

Pruning

Pruning group 2

Pests

May be susceptible to birds eating the flower buds

Diseases

May be susceptible to honey fungus and forsythia gall