Clair-Obscur

Dahlia 'Alauna Clair-Obscur'

£6.00

Plant profile · availability to be confirmed

Discover the stunning Clair-Obscur Dahlia, an easy-to-grow perennial that produces striking purple and white blooms from July through October, making it perfect for borders, cutting gardens, and containers. This versatile, clump-forming variety thrives in full sun or partial shade with minimal care requirements, while its generous 110cm height and extended flowering season deliver exceptional garden impact. Ideal for cottage and coastal gardens alike, this showstopping cut flower is an effortless way to add sophisticated color and elegance to any outdoor space.

A CLOSER LOOK

Plant details.

LifecyclePerennial
HabitClump-forming
Foliage typeDeciduous

Suitability: Coastal gardens, Cottage gardens, Cut flower gardens, Large containers, Pots
Position: Border | Back, Border | Middle, Cutting Garden
Light: Full sun
Soil moisture: Free draining, Moist
Soil acidity: Neutral, Acid, Alkaline
Soil type: Clay, Loam, Sandy
Hardiness: H3 [-5 to 1ºC] Half-hardy | Unheated glasshouse, Mild winter
Time to maturity: 1 year
Exposure: Sheltered
Mature height: 1–1.5 m
Mature spread: 0.5–1 m
Foliage colour: Green
Flower colour: Purple, White
Growing skill: Easy
Genus: Dahlia
Aspect: South, West

Through the seasons

A year at a glance

Flowering

Jul–Oct

Filled months show recorded activity. Timing can vary with climate and growing conditions; unfilled months are not recorded.

GETTING TO KNOW YOUR PLANT

A happy plant
starts here.

Every plant grows a little differently. Your new arrival’s shape and size may vary from the photograph.

Growing conditions+

Position: Full sun. Soil: Moist but well-drained.

Winter hardiness+

RHS rating: H3 (UK growing conditions). See the source profile for cultivation advice.

Plant information sources+

Growing details checked against the sources below. Ultimate size depends on growing conditions.

RHS · Dahlia 'Alauna Clair-Obscur' (Fim)

THE GREENHOUSE JOURNAL

Life with Clair-Obscur.

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