Calendula Winter Wonders Amber Arctic ('212372d') (Winter Wonders Series)

RHS Plant Profile

marigold [Winter Wonders Amber Arctic]

Synonyms

Calendula '212372d'

Annual Biennial

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A highly attractive hardy annual variety with dark green foliage and large, orange-yellow blooms, occasionally brushed red, that have a long flowering season and can last all through winter in mild areas

Position

Full sun, Partial shade

Soil Types

Chalk, Loam, Sand

Max Height

0.1-0.5 metres

Max Spread

0.1-0.5 metres

Size

Time to Maturity: 1 year
Max Spread: 0.1-0.5 metres
Max Height: 0.1-0.5 metres

Growing Conditions

Chalk Loam Sand

Moisture: Well–drained
pH: Acid or Alkaline or Neutral

Position

Full sun Partial shade

Aspect: East–facing or South–facing or West–facing
Exposure: 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: Asteraceae
Native to GB/Ireland: No
Foliage: Deciduous
Habit: Bushy
Genus: Calendula can be annuals or woody-based perennials, with simple, aromatic leaves and showy, orange or yellow, daisy-like flower-heads in summer and autumn
Name Status: Trade

How to Grow

Cultivation

Grow in well drained soil in full sun. Sow direct in spring, 0.5cm deep into finely prepared soil, thin to 23cm apart. For a continuous display, sow at two to three weekly intervals. Autumn sowings will flower the following year. Deadhead regularly and pinch out terminal shoots to encourage bushy growth

Propagation

Propagate by seed sown in situ in spring or autumn

Suggested planting locations and garden types

City and courtyard gardens
Cottage and informal garden
Patio and container plants
Low Maintenance
Cut flowers
Flower borders and beds
Garden edging

Pruning

Regularly deadhead to extend flowering. Cut back to ground level after flowering

Pests

May be susceptible to aphids

Diseases

May be susceptible to powdery mildews and a virus