Dahlia 'Mignon Coltness' – Seeds

(Dahlia variabilis)

Dahlia 'Mignon Coltness' is a compact, free-flowering variety that produces masses of single blooms in warm shades of scarlet, orange, and yellow with golden centers. Easy to grow from seed, these bushy plants create a bold splash of summer color and are perfect for borders, edging, and containers. Loved by pollinators, they’ll keep your garden lively all season long.

Key Features

• Type: Half-hardy annual (grown from seed)

• Height: 40–50 cm

• Spread: 30–40 cm

• Flowering: July–October

• Position: Full sun

• Soil: Fertile, well-drained

Ideal For

• Bedding and borders

• Containers and pots

• Edging paths and garden beds

• Pollinator-friendly gardens

Sowing & Growing

• Sow indoors: February–April at 18–22°C

• Germination: 7–14 days

• Transplant after frost, spacing 25–30 cm

• Deadhead regularly for continuous flowering