Dahlia 'Joyful Investment' - Dahlie - LumiBlumi

Collerette Dahlia 'Joyful Investment'

CHF 5.95
Sale price  CHF 5.95 Regular price 
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Dahlia 'Joyful Investment' - Dahlie - LumiBlumi

Collerette Dahlia 'Joyful Investment'

Dahlia 'Joyful Investment'

CHF 5.95
Sale price  CHF 5.95 Regular price 
  • Collerette dahlia with flowers of about 18 cm
  • Deep red with a pale collar and golden-yellow centre
  • Light scent
  • Flowers freely from July to October
  • Pollinator-friendly and good for the vase

'Joyful Investment' is a collerette dahlia with strong contrast: deep red outer petals, a pale collar and a golden-yellow centre. The flowers reach about 18 cm and are lightly scented. From July to October it produces plenty of flowers for the border and the vase.

About this variety

Collerette dahlias have a special structure: around the open centre lies a ring of short, pale petals known as the collar. In 'Joyful Investment' the outer ring is deep red, the collar pale and the centre golden yellow. This trio looks both nostalgic and modern. The flowers stand on firm stems and look like small, finely crafted brooches.

The plant grows about 90–110 cm tall and loves full sun. It has the strongest effect in groups of three or more plants. Dark foliage, golden coneflowers or bronze grasses go well with it. It also does well in a container if it gets enough water. If you are planning a garden in warm, rich colours, it provides a reliable base tone.

The open yellow centre attracts bees and butterflies. The flowers are also suitable for the vase and give off a light scent. If you deadhead consistently, it flowers busily into October. It is a variety that gives a lot: flowers for the garden, for the vase and for insects all at once.

Planting

Plant the tubers after the Ice Saints (mid-May), 10–15 cm deep and 40–60 cm apart. Starting them indoors is possible from March. Choose a sunny spot. The soil can be clay, loam or sand and should stay moist and free-draining.

Care

Its water needs are moderate, so water regularly and avoid waterlogging. A flowering-plant fertiliser every two to three weeks supports the long flowering period. A stake protects against wind damage. After the first frost, lift the tubers and overwinter them frost-free.

Specifications

  • Botanical name: Dahlia 'Joyful Investment'
  • Genus: Dahlias
  • Class: Collerette dahlias
  • Supplied as: Tubers
  • Flower colour: Red
  • Flower size: 18 cm
  • Fragrant: Yes
  • Fragrance strength: Light
  • Flowering time: July, August, September, October
  • Flowering season: High summer, Late summer and autumn
  • Foliage colour: Mid-green
  • Height: 100 cm
  • Spread: 60 cm
  • Habit: Clump-forming
  • Position: Sun
  • Suitable for: Bed, Pot and container, Cutting garden
  • Soil type: Clay, Loamy, Sandy
  • Drainage: Well-drained
  • Soil moisture: Moist
  • Soil pH: Neutral
  • Soil note: Suitable for many Swiss garden soils. A loose structure and good drainage matter more than a particular soil type.
  • Water needs: Medium
  • Planting time: March, April, May, June
  • Planting depth: 4–6 inches
  • Spacing: 40–60 cm
  • Number per m²: 4
  • Hardiness in Switzerland: Not hardy, overwinter frost-free
  • Hardiness by location: Not hardy, overwinter frost-free
  • Hardiness zone (USDA): 5–9
  • Overwintering note: Not reliably hardy outdoors in Switzerland. Depending on the plant, lift tubers, bulbs or rhizomes in time or overwinter the container frost-free.
  • For containers: Well suited to containers
  • Container note: Grow in a large, stable, well-drained pot and overwinter frost-free.
  • Cut flower: Suitable as a cut flower
  • Naturalising: Not suitable
  • Naturalising note: In many parts of Switzerland it needs seasonal care or frost-free overwintering, so it does not naturalise reliably.
  • For bees and butterflies: Pollinator-friendly
  • Deer and rodent resistant: No
  • Edible: Not edible
  • RHS hardiness: H3

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