Achillea pyrenaica

Achillea pyrenaica

Native to:
France, Spain

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Taxonomy

Division:
Magnoliophyta | - Flowering plants
Family:
Asteraceae
Genus:
Achillea
Species:
Achillea pyrenaica
USDA Symbol:
ACPY5

Growth Characteristics

Height:
30 cm
Light Requirements:
Full Sun
Drought Tolerance:
Medium
Bloom Months:
jun,jul,aug
Bloom Colors:
white
Ground Cover:
Yes

Keystone Species Ranking

Pollen Specialist Bee Keystone:
★☆☆☆☆ Native pollen specialist bee species supported by this genus (NWF)

Garden & Ecology Notes

Wildlife Value:
bees, butterflies
Deer Resistant:
Yes
Fragrant:
Yes

Soil Requirements

Soil Type:
rocky, well-drained, nutrient-poor soil
pH:
6.0 - 7.5 (slightly acidic to neutral)
Drainage:
excellent drainage required
Moisture:
dry to moderate
Notes:
native to mountainous regions with sparse vegetation

Propagation & Germination

Stratification:
Cold/moist stratification required — 30–60 days
Germination Time:
14–21 days
Notes:
Requires light for germination; do not cover seeds. Best at cool temperatures around 15-18°C.

The above propagation data sourced from Claude AI

ORGHPS Germination Guide: Sow @ 20C. Germinates within 3 months. Requires light / surface sow (fine seed).

Source: Ontario Rock Garden & Hardy Plant Society