Hairy arnica (Arnica mollis)

Hairy arnica

Hairy arnica (Arnica mollis) is an herbaceous perennial in the sunflower family that blooms from summer to fall with yellow daisy-like flowers. The foliage is covered in hair giving it a powdery green appearance and bristled texture. Thrives in full sun and moist soil.

Scientific classification

Species

Hairy arnica (Arnica mollis)

Asters bellflowers fanflowers and allies

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Herb

Plant Type

Spring, Summer, Fall

Bloom Time

15 cm to 61 cm

Plant Height

Yellow

Flower Color

Deciduous

Leaf type

5 - 35 ℃

Ideal Temperature

Spring, Summer

Growth Season

Images of Hairy arnica

Attributes of Hairy arnica

Growth Rate

As a slow-growing species, hairy arnica utilizes the warmer months to steadily grow, primarily progressing in spring and summer. Its painstaking growth rate manifests in the gradual development of its features, including foliage and blossoms, throughout these seasons. This slow pace ensures the plant's robustness and survival rates, contributing to arnica's strong constitution in various climates.

Care Guide for Hairy arnica

Every week

Water

Full sun

Sunlight

5 - 35 ℃

Ideal Temperature

Water: Hairy arnica thrives in alpine meadows, preferring moderate moisture and regular rainfall. Weekly watering mimics its native environment; consistency is key, especially during the growing season for optimal flowering. As an herbaceous perennial, hairy arnica is best suited for outdoor growth to leverage natural precipitation.

Fertilize: Hairy arnica thrives on balanced nutrition from fertilizers. Use a slow-release formula at the growing season's start and early summer, applying every two months to maintain vigor. Reduce feeding in late fall and stop in winter, using granular or liquid types as directed.

Pruning: Hairy arnica is a perennial herb with soft, hairy leaves and vibrant yellow flowers. Prune in early spring to encourage new growth, and trim after flowering for shape. Focus on removing spent blooms to enhance flowering and prevent disease. Regular care promotes a healthy plant.

Propagation: Hairy arnica is a perennial herb valued for its medicinal properties and yellow flowers. To propagate, sow seeds in well-draining soil with light coverage and maintain consistent moisture. Start indoors before the last frost or use containers. Dividing clumps in early spring aids propagation.

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