Arizona Valerian

Valeriana arizonica

Native to:
United States

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Taxonomy

Division:
Magnoliophyta | - Flowering plants
Family:
Caprifoliaceae
Genus:
Valeriana
Species:
Valeriana arizonica
USDA Symbol:
VAAR3

Growth Characteristics

Life Cycle:
Perennial
Growth Habit:
Forb/herb
Height:
60 cm
Light Requirements:
Full Sun
Drought Tolerance:
Low
Bloom Months:
apr,may,jun,jul
Bloom Colors:
white, pink

Wildlife Benefits

Butterflies & Moths:
★☆☆☆☆ Documented Lepidoptera association (GBIF)

Garden & Ecology Notes

Wildlife Value:
butterflies

Soil Requirements

Soil Type:
rocky, well-drained loamy soil
pH:
6.0 - 7.5 (slightly acidic to neutral)
Drainage:
excellent drainage required
Moisture:
dry to moderate
Notes:
native to mountainous regions, prefers rocky substrates

Propagation & Germination

Stratification:
Cold/moist stratification required — 30–60 days
Germination Time:
14–42 days
Notes:
Seeds benefit from cold stratification. Germination can be erratic.

The above propagation data sourced from Claude AI

Pre-treatment: Cold-moist stratification for 30 days at 1–5°C (34–41°F).

Source: Claude AI