Dianthus barbatus
Sweet William
A clump forming plant with scented flowers in pink, white, purple or red, often with lighter colour eyes and sporting mid-green foliage. Although a short lived perennial, it is usually grown as a biennial.
Contributed by @thomasrat3
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Full sun
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Very little water
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Frost Hardy: 23F (-5°C)
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Free draining
Common name
Sweet William
Latin name
Dianthus barbatus
type
Biennial
family
Caryophyllaceae
ph
7.0 - 8.0 Acid - Neutral
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Light
Full sun
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Frost
Frost Hardy: 23F (-5°C)
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Soil
Free draining
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Water
Very little water
Plant & bloom calendar
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Best time to plant
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When the plant will bloom
full grown dimensions
0.25 M
0.60 M
Dianthus barbatus
A clump forming plant with scented flowers in pink, white, purple or red, often with lighter colour eyes and sporting mid-green foliage. Although a short lived perennial, it is usually grown as a biennial.
Flowering Season
From Mid Summer TO Early Autumn
Dianthus generally bloom from mid-summer, through to early autumn.
Planting Outdoors
From Early Spring TO Mid Spring
Plant container grown plants out in full sun in a light, free draining soil.
Propagation by seed in spring
From Late Winter TO Late Spring
Sow seed under glass in late winter or early spring at a temperature of 13C. Prick out seedlings and plant in late spring to flower during summer.
Propagation by seed in spring
From Mid Spring TO Late Spring
Sow seeds in open ground in mid spring, moving to flowering position in mid autumn where the plants will bloom early the following year.
Propagation by seed in autumn
From Early Autumn TO Early Winter
Sow seeds of the species in autumn or early winter in pots in a coldframe
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