Leafy Arnica, European Arnica, Leopard's Bane, Mountain Tobacco, Mountain Snuff, Sneezewort
Arnica montana

Family: Asteraceae (ass-ter-AY-see-ee) (Info)
Genus: Arnica (ARN-ee-kuh) (Info)
Species: montana (MON-tah-nuh) (Info)

Category:

Perennials

Foliage Color:

Unknown - Tell us

Bloom Characteristics:

This plant is attractive to bees, butterflies and/or birds

Water Requirements:

Average Water Needs; Water regularly; do not overwater

Where to Grow:

Unknown - Tell us

Height:

12-18 in. (30-45 cm)

18-24 in. (45-60 cm)

Spacing:

12-15 in. (30-38 cm)

Hardiness:

USDA Zone 4b: to -31.6 C (-25 F)

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)

Sun Exposure:

Full Sun

Sun to Partial Shade

Danger:

All parts of plant are poisonous if ingested

Bloom Color:

Gold (Yellow-Orange)

Bright Yellow

Bloom Time:

Mid Summer

Foliage:

Herbaceous

Other details:

Unknown - Tell us

Soil pH requirements:

5.6 to 6.0 (acidic)

6.1 to 6.5 (mildly acidic)

6.6 to 7.5 (neutral)

Patent Information:

Non-patented

Propagation Methods:

By dividing the rootball

From seed; direct sow outdoors in fall

From seed; winter sow in vented containers, coldframe or unheated greenhouse

From seed; stratify if sowing indoors

Seed Collecting:

Allow seedheads to dry on plants; remove and collect seeds

Seed does not store well; sow as soon as possible

Regional

This plant has been said to grow in the following regions:

Citrus Heights, California

Magna, Utah

Gardeners' Notes:

1
positive
1
neutral
0
negatives
RatingContent
Neutral

On May 22, 2013, weedsfree from Magna, UT (Zone 7a) wrote:

My first year seedlings seemed to be semi-evergreen in below zero temperatures for the winter of 2012-13. This summer they have doubled in size. I gave it a neutral because they like to be a little on the moist soil side.

Positive

On Jan 24, 2006, Gabrielle from (Zone 5a) wrote:

As the pictures show, Arnica makes a pretty flower. Stratification aids germination of seeds.