Antirrhinum Coronette Series, formula mixed

RHS Plant Profile

snapdragon Coronette Series

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Synonyms

Antirrhinum 'Coronette Superb Mixed'
Antirrhinum 'Coronette Formula Mixed'

Annual Biennial

Coronette Series are annuals to 70cm tall, with dense, erect racemes of two-lipped flowers in shades of crimson, scarlet, pink, purple, yellow and white. Resistant to rust and good for cutting

Position

Full sun

Soil Types

Chalk, Loam, Sand

Max Height

0.5-1 metres

Max Spread

0.1-0.5 metres

Size

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

Growing Conditions

Chalk Loam Sand

Moisture: Well–drained
pH: Alkaline or Neutral

Position

Full sun

Aspect: West–facing or South–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): H3

Colour & Scent

Season	Stem	Flower	Foliage	Fruit
Spring
Summer
Autumn
Winter

Botanical Details

Family: Plantaginaceae
Native to GB/Ireland: No
Foliage: Deciduous
Habit: Bushy
Genus: Antirrhinum can be annuals, perennials or sub-shrubs, with simple leaves and tubular, 2-lipped flowers which may be solitary or in terminal racemes, in summer and autumn
Name Status: Correct

How to Grow

Cultivation

Grow in a sunny position in well-drained soil

Propagation

Propagate by seed sown at 16-18°C in late summer, early autumn or early spring. Overwinter young plants under glass

Suggested planting locations and garden types

Cottage and informal garden
City and courtyard gardens
Garden edging
Flower borders and beds

Pruning

Deadhead to prolong the flowering display

Pests

May be susceptible to aphids

Diseases

May be susceptible to antirrhinum rust and powdery mildews