Giant viper's-bugloss - Echium pininana (Care, Characteristics, Flower, Images)

Giant viper's-bugloss

Also known as: Tower of jewels, Giant bugloss

Giant viper's-bugloss (Echium pininana) is a perennial with countless sky blue or lavender flowers. This low-maintenance, drought-tolerant shrub's visual appeal has a resemblance to missiles preparing to shoot, which adds an aesthetically pleasing impact to the landscape.

Scientific classification

Species

Giant viper's-bugloss (Echium pininana)

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Biennial, Perennial, Annual

Lifespan

Herb

Plant Type

Spring, Summer, Early fall

Bloom Time

2 m

Plant Height

1 m

Spread

Silver, Green, Gray

Leaf Color

Evergreen

Leaf type

20 - 35 ℃

Ideal Temperature

Images of Giant viper's-bugloss

Distribution of Giant viper's-bugloss

Distribution Map

Giant viper's-bugloss is native to the subtropical Atlantic climate zones. Today, it has expanded its presence and is cultivated in various temperate regions. Its geographical spread, originally limited to a small range, now encompasses areas with similar environmental conditions, showing adaptability to new habitats within the same climatic boundaries.

Native

Cultivated

Invasive

Introduced

No species reported

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Habitat

Forests

Culture

Garden Use

Giant viper's-bugloss is often planted as a centerpiece of floral interest in cottage and courtyard gardens. It produces large, conical, and dramatic-looking spikes of tiny blue flowers, rising above a low rosette of silver-colored leaves at the base. When flowering, it attracts many beneficial insects such as bees and butterflies, making it a valuable additon in pollinator gardens as well.

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Toxicity

Giant viper's-bugloss poses moderate toxicity risks to humans, cats, and dogs, primarily through contact and ingestion. The entire plant is hazardous, particularly the leaves and stems which contain pyrrolizidine alkaloids. Symptoms include liver damage, digestive issues, and neurological complications. Immediate veterinary or medical care is essential if poisoning is suspected in pets or humans.

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Care Guide for Giant viper's-bugloss

Every week

Water

Full sun

Sunlight

20 - 35 ℃

Ideal Temperature

Garden Soil

Soil Type

Water: Native to the Canary Islands, giant viper's-bugloss thrives in humid conditions with consistent moisture. Water weekly to maintain hydration, and it can tolerate short dry spells. As an outdoor plant, giant viper's-bugloss benefits from rainfall that aligns with its seasonal growth cycles.

Fertilize: Giant viper's-bugloss thrives with high-phosphorus fertilization to boost inflorescence. Fertilize sparingly in early spring, then monthly during growth, and reduce as winter nears. Ensure accurate measurement and even distribution to prevent chemical burn, maintaining a balanced approach for vigorous growth.

Pruning: Giant viper's-bugloss features vibrant flower spikes and benefits from early spring or late winter pruning. Removing dead stems promotes growth, while pinching back spent flowers prolongs blooming and limits self-seeding. Pruning maintains shape and vigor, requiring clean tools to prevent disease.

Propagation: Giant viper's-bugloss, a monocarpic perennial from the Boraginaceae family, thrives in well-drained soil. Sow fresh seeds shallowly for better germination. Protect seedlings in sheltered areas and maintain moist, well-drained conditions. Stake mature plants for support due to their impressive height.

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Images of Giant viper's-bugloss

Distribution of Giant viper's-bugloss

Culture

Toxicity

Care Guide for Giant viper's-bugloss

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