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PlantFiles: Hairy Arnica
Arnica mollis

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Family: Asteraceae (ass-ter-AY-see-ee) (Info)
Genus: Arnica (ARN-ee-kuh) (Info)
Species: mollis (MAW-liss) (Info)

One member has or wants this plant for trade.

Category:
Alpines and Rock Gardens
Perennials

Height:
18-24 in. (45-60 cm)

Spacing:
3-6 in. (7-15 cm)

Hardiness:
USDA Zone 5a: to -28.8 C (-20 F)
USDA Zone 5b: to -26.1 C (-15 F)
USDA Zone 6a: to -23.3 C (-10 F)
USDA Zone 6b: to -20.5 C (-5 F)
USDA Zone 7a: to -17.7 C (0 F)
USDA Zone 7b: to -14.9 C (5 F)
USDA Zone 8a: to -12.2 C (10 F)
USDA Zone 8b: to -9.4 C (15 F)
USDA Zone 9a: to -6.6 C (20 F)
USDA Zone 9b: to -3.8 C (25 F)
USDA Zone 10a: to -1.1 C (30 F)
USDA Zone 10b: to 1.7 C (35 F)

Sun Exposure:
Partial to Full Shade

Danger:
All parts of plant are poisonous if ingested

Bloom Color:
Bright Yellow

Bloom Time:
Mid Summer

Foliage:
Velvet/Fuzzy-Textured

Other details:
Drought-tolerant; suitable for xeriscaping
May be a noxious weed or invasive

Soil pH requirements:
4.6 to 5.0 (highly acidic)
5.1 to 5.5 (strongly acidic)
5.6 to 6.0 (acidic)
6.1 to 6.5 (mildly acidic)

Patent Information:
Unknown - Tell us

Propagation Methods:
Unknown - Tell us

Seed Collecting:
Unknown - Tell us

Profile:

No positives
1 neutral
No negatives

Gardeners' Notes:

RatingAuthorContent
Neutral eyesoftexas On Aug 8, 2001, eyesoftexas from Toadsuck, TX (Zone 7a) wrote:

Wildflower perennial, prefers part to full shade. Acidic, sandy soil. Bright yellow flowers in summer, does well under trees. Poisonous plants. Sow outside in fall or early spring {stratify 3 weeks}, lightly cover seed. Germinates in 25-30 days at 55 degrees.



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