Sweet William (Dianthus barbatus) is a biennial native to southern European mountains. Common in landscaping and cut flower gardens.
Introduced to northern Europe in the 16th century, later to North America.
Prized for color variety: white, pink, red, purple blooms from early spring into summer. Popular in ornamental gardens, borders, window boxes.
Dwarf forms: 6–8 inches. Full size: 12–18 inches.
Sow seeds directly in garden, spaced 4–6 inches. Leave spent blooms to reseed for next season.
In Victorian flower language, sweet William symbolizes gallantry. Uncertain if named for Saint William of York, William the Conqueror, or Prince William Augustus.
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