Description

Condition: New

(D) KS15

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Dianthus Supra H Mix
Botanical Name: Dianthus chinensis x barbatus
Type: Half-Hardy Perennial (often grown as an Annual)

Dianthus Supra H Mix is an award-winning series known for its vibrant, large flowers and long-lasting performance. Blooming in rich shades of crimson, pink, rose, and bicolours, this variety produces masses of flowers all summer long, making it perfect for borders, pots, and cutting. Unlike many dianthus, it thrives in heat and humidity, giving a superb garden display.

Plant Details

Type: Half-Hardy Perennial (grown as Annual in cool climates)
Height: 20–25cm (8–10in)
Spread: 20–25cm (8–10in)
Flowers: June – October
Position: Full sun, well-drained soil

Growing Information

Sow: February – April indoors, press seeds lightly onto soil surface.
Germination: 7–14 days at 18–22°C.
Transplant/Thin: Harden off and plant out after frost, spacing 20–25cm apart.
Care: Deadhead spent blooms for continuous flowering. Tolerates heat better than traditional dianthus.

Why You’ll Love It

Award-winning hybrid series
Long-flowering with big, vibrant blooms
Compact & weather-tolerant
Brilliant for containers & bedding

Top Tip

Ideal for hot summers – unlike many dianthus, Supra H won’t fade or flop in high heat and humidity.

Perfect For

Bedding & edging
Patio pots & containers
Cut flower arrangements
Colourful summer displays

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