Taxonomy

Division:

Magnoliophyta | - Flowering plants

Family:

Asteraceae

Genus:

Arnica

Species:

Arnica dealbata

USDA Symbol:

ARDE11

Growth Characteristics

Life Cycle:

Perennial

Growth Habit:

Forb/herb

Height:

60 cm

Light Requirements:

Full Sun

Drought Tolerance:

Medium

Bloom Months:

jun,jul,aug

Bloom Colors:

yellow

Garden & Ecology Notes

Wildlife Value:

pollinators, small mammals

Deer Resistant:

Yes

Soil Requirements

Soil Type:

well-drained, sandy or gravelly soil

pH:

5.5 - 7.5 (slightly acidic to neutral)

Drainage:

excellent drainage required

Moisture:

dry to moderate

Notes:

native to open, rocky slopes and meadows

Propagation & Germination

Stratification:

Cold/moist stratification required — 30–60 days

Germination Time:

14–30 days

Notes:

Seeds require light for germination. Fresh seed germinates best; viability declines with storage.

The above propagation data sourced from Claude AI