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Dianthus barbatus (Sweet William): Classic Biennial for Cottage Gardens

Sweet William (Dianthus barbatus) is a charming short-lived perennial or biennial with colorful, fringed, intensely fragrant disc-like blossoms. Worth its weight in gold in cottage borders; attractive foliage holds space after flowering. Colors include salmon, pink, purple, white, and bicolors.

Culture & Care

  • Soil: Fertile, moist but well-drained; full sun.
  • Propagation: Sow biennial seed in summer for bloom next year.

Potential Problems

Crown rot, slugs, sow bugs, grasshoppers, chipmunks, squirrels, deer.

Quick Reference

Height/Spread1–3 ft.
Growth HabitClumping, Moderate Grower
LightFull Sun
MoistureMedium
MaintenanceLow
FeaturesAttracts Butterflies & Hummingbirds, Fragrant Flowers, Showy Flowers
Bloom TimeSpring to Summer
Flower ColorSalmon, Pink, Purple, White
UsesBeds, Borders, Cut Flowers
StyleCottage Garden
TypePerennial (biennial)

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