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Candle larkspur

How to identify Candle larkspur (Delphinium elatum)

Candle larkspur, also known as Bee larkspur, Alpine delphinium

Candle larkspur features tall spikes adorned with deeply saturated blue flowers, each with a prominent spur that is characteristic of the species. The blooms are arranged in a multi-flowered raceme, presenting a striking display typically in the late spring to early summer. The plant's lush, green, deeply lobed leaves create a textured backdrop for the flowers. Reaching heights of up to 6 feet (1.8 meters), this perennial has a stately presence in the garden. Its upright habit and sturdy stalk assure a prominent vertical element among other flora.

Lifespan

Lifespan: Perennial, Annual

Plant Type

Plant Type: Herb

Leaf Type

Leaf Type: Deciduous

Quickly Identify Candle larkspur

1

Tall spikes with deeply saturated blue flowers and prominent spurs.

2

Leaves are blue-green, deeply lobed with elegant pointed segments.

3

Upright, sturdy stem ranging from green to faint purple, hollow and straight.

4

Flowers arranged in central racemes, blue-violet, 1-2 inches in diameter.

5

Distinctive palmate leaf form, hand-like appearance with 5-7 lobed segments.

Candle larkspurCandle larkspurCandle larkspurCandle larkspurCandle larkspur

Detailed Traits of Candle larkspur

Leaf Features

The leaves of candle larkspur are blue-green and consist of 5 to 7 deeply lobed segments. Each leaf measures approximately 6 to 8 inches (15 to 20 cm) across. The lobes are elegantly pointed, with a slightly serrated edge. The surface texture is smooth, and the veins are prominently displayed running outwards from the central petiole. The overall form is palmate, making the leaves appear hand-like with extended fingers.

Leaf Shape

Reniform

Candle larkspur Leaf Shape image
Leaf Base

Cordate

Leaf Arrangement

Alternate

Leaf Apex

Acuminate

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Flower Features

Candle larkspur produces striking flowers arranged on erect central racemes, each bearing up to 100 small florets. These blooms are typically blue to violet, measuring approximately 1-2 inches (2.5-5 cm) in diameter. Petals are five-lobed and delicately spurred, creating a unique, intricate shape. Side spikes formed at leaf joints further enhance the floral display. The flowers emit a mild, pleasant fragrance and are most prominent during the summer months from June to August.

Candle larkspur Flower imageCandle larkspur Flower imageCandle larkspur Flower image
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Stem Features

The stem of candle larkspur is hollow, necessitating support to prevent bending or breaking. It is typically straight and sturdy, ranging in color from green to a faint purple hue. The stem has a relatively smooth texture and exhibits minimal branching. Thickness varies, typically measures around 0.5 to 1 inch (1.3 to 2.5 cm) in diameter. This plant's stem structure is adapted to support the tall, upright growth characteristic of the species.

Candle larkspur Stem image
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Key Facts About Candle larkspur

Attributes of Candle larkspur
Lifespan
Perennial, Annual
Plant Type
Herb
Plant Height
70 cm to 1.3 m
Spread
30 cm
Leaf Color
Green
Blue
Flower Size
2.5 cm to 5 cm
Flower Color
Blue
White
Pink
Purple
Stem Color
Green
Blue
Leaf type
Deciduous
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Scientific Classification of Candle larkspur

Family
Buttercup
Icon allow
Species
Candle larkspur (Delphinium elatum)
Learn More About the Candle larkspur

Distribution Map of Candle larkspur

Candle larkspur is native to Eurasia, from Spain through much of Russia. Its native habitat is woodland clearings, edges, and river valleys. It has been introduced in Canada, and some cultivars are grown in the UK and the United States.
Native
Cultivated
Invasive
Potentially invasive
Exotic
No species reported
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