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Delphinium Highlander Sweet Sensation - Larkspur

Delphinium x elatum Highlander Sweet Sensation
Candle Larkspur, Tall Larkspur, Perennial Larkspur

4,6/5
14 reviews
1 reviews
0 reviews
1 reviews
1 reviews

Beautiful young plant, I am eagerly awaiting the promised beautiful blue flowering.

Béatrice, 15/03/2023

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This plant carries a 12 months recovery warranty

More information

Value-for-money
The triple, frilly flowers of this new delphinium are violet on the outside, with a softer blue-mauve towards the inside. The Highlander Delphiniums, bred on the harsh lands of Scotland, are sturdy plants that can withstand the wind, and they also have excellent floribundity from June to October. Whether in flower beds or pots, they are excellent perennial plants for the garden, easier to succeed with than classic varieties.
Flower size
5 cm
Height at maturity
75 cm
Spread at maturity
45 cm
Exposure
Sun
Hardiness
Hardy down to -29°C
Soil moisture
Moist soil
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Best planting time March, October
Recommended planting time February to April, September to November
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Flowering time June to July, September
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Description

Delphinium Highlander Sweet Sensation will seduce you with the beauty of its flowers, with multiple ranks of perfectly arranged petals, hiding shades of blue-mauve at the heart and enhanced on the outside by a whirl of deep blue-violet petals. The Highlander series Delphiniums are tough plants, selected in Scotland. They have a sturdy habit, producing strong stems that withstand the wind which are loaded with very double flowers in fascinating colours and excellent floribundity from June to October. Whether in borders or pots, they are excellent perennial plants for the garden, easier to grow than classic varieties, but they do need sun, in moist and fertile soil.

 

This recently obtained Delphinium Highlander bears a name that refers to the famous mountainous and wild region of Scotland. Belonging to the Ranunculaceae family, it is derived from Delphinium elatum, the tall larkspur, which is found in cool meadows at high altitudes throughout the Alps of Europe, as well as in Southern, Central and Eastern Europe, Siberia, Mongolia, and China. This plant has given rise, among others, to the famous "Pacific Giant" series.

'Sweet Sensation' is a sturdy herbaceous perennial plant, with a relatively short lifespan (4-5 years), but fast-growing. It forms a clump of highly dissected palmate, tender green leaves, reaching a height of 45-55 cm (18-22in), from which floral spikes emerge in summer, reaching a height of 70-75 cm (28-30in). Flowering begins in June and continues regularly until the first frost, provided that faded spikes are removed. It is loved by pollinators. The many flowers are formed by 45 to 58 small incurved petals, perfectly overlapping each other in multiple ranks. They are tightly packed on very strong stems that do not require staking. Their colour is subtle and nuanced, a blend of pastel blue-mauve in the centre, almost white at the heart, and deep violet-blue on the outer edge. The plant develops from a woody rootstock that plunges vertically into the soil.

 

The characteristic silhouette of Delphiniums adds volume, height, and charm to perennial plant borders, similar to hollyhocks which lack the lovely blue tones of larkspurs. They are good companions for moss or Gallic roses, creating charming and romantic scenes. You can also create a beautiful combination with echinaceas, mauve, white or pink paniculate phlox, and baby's breath Rosenschleier. This modest-sized variety can be supported by small flowering bushes or tall perennials such as Escallonia, dwarf buddleias, dwarf lilacs, peonies, shrubby mallow and perennial chrysanthemums. Its flowers hold well in bouquets.

Note: From March to September, the stems of our delphiniums are cut short to allow better branching of the crown and achieve optimal rooting. This also prevents the stems from breaking during transport.

Delphinium Highlander Sweet Sensation - Larkspur in pictures

Delphinium Highlander Sweet Sensation - Larkspur (Flowering) Flowering
Delphinium Highlander Sweet Sensation - Larkspur (Foliage) Foliage

Flowering

Flower colour blue
Flowering time June to July, September
Inflorescence Double
Flower size 5 cm
Good for cut flowers Cut flower blooms

Foliage

Foliage persistence Deciduous
Foliage colour green

Plant habit

Height at maturity 75 cm
Spread at maturity 45 cm
Growth rate fast

Safety measures

Potential risks Plant may be toxic if swallowed

Botanical data

Genus

Delphinium

Species

x elatum

Cultivar

Highlander Sweet Sensation

Family

Ranunculaceae

Other common names

Candle Larkspur, Tall Larkspur, Perennial Larkspur

Origin

Cultivar or hybrid

Planting and care

'Highlander' Delphiniums, selected under the harsh Scottish climate, are not difficult to grow but still require some precautions: delphiniums dislike heavy, compact and wet or dry and poor soils. The soil that suits them is fertile, rich in humus, non-compact, moist, even in summer, but without excess wet in winter, and protected from strong winds. Under these conditions, they will live for many years. Be wary of slugs and snails that can cause damage at the beginning of growth. Full sun will limit the risk of mildew. You can install tall stakes around the plants in windy regions, depending on the size of the variety.

Planting period

Best planting time March, October
Recommended planting time February to April, September to November

Intended location

Suitable for Meadow
Type of use Border, Container
Hardiness Hardy down to -29°C (USDA zone 5) Show map
Ease of cultivation Amateur
Planting density 5 per m2
Exposure Sun
Soil pH Neutral
Soil type Silty-loamy (rich and light)
Soil moisture Moist soil, Deep, light, fertile

Care

Pruning instructions Remove the stalks of faded flowers to promote new flowering.
Pruning Pruning recommended once a year
Pruning time July to August
Disease resistance Good
Overwinter Can be left in the ground
4,6/5

Spring flowering perennials

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