We're offering you a up to 48 Mixed Sweet William Plants for £7.99, saving you up to 20% off Thompson and Morgan's's price of £9.99 (correct as of 01.04.2025).

Delightful Fragrant Plant

Dianthus barbatus ‘Sweet Mix’, commonly known as Sweet William, is a classic cottage garden perennial renowned for its vibrant clusters of fragrant flowers. This mix features striking shades of red, purple, and white, bringing vivid colour and delightful scent to your beds, borders, or containers throughout late spring and summer.

• Botanical Information: Sweet William is part of the Dianthus genus. It forms bushy mounds with upright stems topped by dense flower heads. The blooms are lightly scented and attract pollinators.
• Growth Habit: Reaches a mature height of around 45cm (18") with a spread of 30cm (12"). Suitable for planting in groups or as edging along paths.
• Flowering Period: Expect colourful displays from May to July.

Growing Guide & Care Tips

• Planting Time: Pot on plug plants as soon as they arrive. Transplant outdoors after the last frost.
• Location: Prefers full sun but will tolerate partial shade. Ideal for well-drained soil in borders or containers.
• Soil Preference: Grows best in neutral to slightly alkaline soils (pH 6.5–7.5).
• Watering: Keep soil moist but not waterlogged while plants establish; reduce watering once mature.
• Feeding: Apply a balanced fertiliser during the growing season for optimal flowering.
• Pruning: Deadhead spent blooms regularly to encourage prolonged flowering. Cut back after flowering if overwintering.
• Culinary Use: The edible petals have a mild clove flavour—ideal for decorating cakes or adding colour to salads and sauces.

Garden Design Ideas

• Sow in drifts for cottage garden charm or use as vibrant edging plants.
• Makes a stunning companion for lavender, salvia, and other sun-loving perennials.
• Adds fragrance and colour to patio pots—ideal for small gardens or balconies.

FAQs

• When is the best time to plant Sweet William plug plants?
  The best time is spring, after the risk of frost has passed. Pot on indoors if needed before moving outside.
• How long does it take Sweet William to flower?
  You’ll enjoy blooms from late spring through summer—typically within the first season after planting.
• What care do these plants need?
  Sit in full sun or partial shade, keep soil moist during establishment, deadhead spent flowers, and feed monthly for best results.