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Dahlia Grand Prix

Dahlia Grand Prix
Dahlia

4,6/5
17 reviews
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2 reviews

disappointed not flowered only leaves

Huguette, 06/08/2021

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This plant carries a 6 months recovery warranty

More information

Value-for-money
The 'Grand Prix' Dahlia bears large double white flowers with a yellow centre.
Flower size
25 cm
Height at maturity
1 m
Spread at maturity
60 cm
Exposure
Sun
Hardiness
Hardy down to -4°C
Soil moisture
Moist soil
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Recommended planting time March to May
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Flowering time July to November
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Description

The 'Grand Prix Dahlia is a giant dahlia that bears large double flowers with white petals at the ends and a yellow centre. They measure between 20 and 25 cm (8 and 10in) in diameter, and the petals curled over part of their length give it a charming, slightly crumpled look.

It is a spreading type of dahlia. It has a habit of reaching about 1m (3ft) in height.

Plant habit

Height at maturity 1 m
Spread at maturity 60 cm
Growth rate normal

Flowering

Flower colour yellow
Flowering time July to November
Flower size 25 cm
Good for cut flowers Cut flower blooms

Foliage

Foliage persistence Deciduous
Foliage colour medium green

Botanical data

Genus

Dahlia

Cultivar

Grand Prix

Family

Asteraceae

Other common names

Dahlia

Origin

Cultivar or hybrid

Product reference315071

Planting and care

Plant your 'Grand Prix' dahlias during the warm days in deeply worked soil enriched, for example, with blood, fish and bone. Place your tuber and crumble the soil well to fill without air pockets. Your dahlia should be covered with 6 cm (2in) of soil. At the end of planting, pour a litre of water. Water regularly for the first six weeks to aid in rooting. Dahlias are sensitive to cold. They need to be overwintered. In November, the first frosts will blacken the foliage, signalling it's time to dig them up. Carefully remove the tubers. Remove as much soil as possible. Let the foliage dry out so that the tuber can replenish its reserves. Cut the stems 10 cm (4in) from the tuber when the foliage is dry. Spread your bulbs in a box of newspaper. Store in a frost-free, dry, cool, and dark place.

1
7,50 € Bag

Planting period

Recommended planting time March to May

Intended location

Type of use Border, Back of border
Hardiness Hardy down to -4°C (USDA zone 9b) Show map
Ease of cultivation Amateur
Planting density 5 per m2
Exposure Sun
Soil pH Any
Soil moisture Moist soil

Care

Soil moisture Moist soil
Disease resistance Very good
Overwinter Needs to be stored
4,6/5
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