Pacific Wildrye

Leymus pacificus

Native to:
United States

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Taxonomy

Division:
Magnoliophyta | - Flowering plants
Family:
Poaceae
Genus:
Leymus
Species:
Leymus pacificus
USDA Symbol:
LEPA12

Growth Characteristics

Life Cycle:
Perennial
Growth Habit:
Graminoid
Height:
150 cm
Light Requirements:
Full Sun
Drought Tolerance:
Low

Garden & Ecology Notes

Salt Tolerant:
Yes

Soil Requirements

Soil Type:
sandy, well-drained, nutrient-poor soil
pH:
5.5 - 8.0 (slightly acidic to alkaline)
Drainage:
excellent drainage required
Moisture:
dry to moderate
Notes:
Commonly found in coastal dunes and sandy areas.

Propagation & Germination

Stratification:
Cold/moist stratification required — 30–60 days
Germination Time:
14–30 days
Notes:
Seeds benefit from cold moist stratification for 30-60 days to break dormancy.

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

Source: Claude AI