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Alpine RockeryHerbaceous Perennial

Dianthus deltoides 'Brilliant' (p)

A compact, evergreen perennial to around 20cm in height, forming a mat of green foliage. Masses of bright red-pink flowers appear from June to September. Great for ground cover in borders or filling in gaps in rock gardens

Synonyms

Dianthus 'Maiden Pink Brilliancy'
Dianthus 'Brilliant'

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Ultimate height

0.1–0.5 metres

Time to ultimate height

2–5 years

Ultimate spread

0.1–0.5 metres

Loam

Chalk

Sand

Moisture

Well–drained

pH

Alkaline, Neutral

	Stem	Flower	Foliage	Fruit
Spring
Summer
Autumn
Winter

Full sun

Aspect

South–facing or West–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)

Botanical details

Family: Caryophyllaceae
Native to GB / Ireland: No
Foliage: Evergreen
Habit: Matforming
Genus: Dianthus can be annuals, evergreen perennials or subshrubs with narrow, often greyish leaves and showy flowers that are frequently fragrant
Name status: Unresolved
Horticultural Group: Pinks are hardy, evergreen perennials which make compact mounds or mats of usually greyish leaves, with up to six, usually fragrant, single or double, medium-sized flowers per stem in early and mid-summer

How to grow

Cultivation

Grow in well-drained soil in full sun. Well-suited to a rock garden or the edge of a border

Propagation

Propagate by softwood cuttings of non-flowering shoots in summer or by seed

Suggested planting locations and garden types

City and courtyard gardens
Cottage and informal garden
Gravel garden
Patio and container plants
Rock garden
Flower borders and beds
Ground cover

Pruning

Deadhead regularly to prolong flowering

Pests

May be susceptible to aphids, slugs and snails

Diseases

May be susceptible to a rust, Fusarium wilt or a virus

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