Mountain Sandwort

Arenaria montana

Native to:
France, Morocco, Portugal, Spain

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Taxonomy

Division:
Magnoliophyta | - Flowering plants
Family:
Caryophyllaceae
Genus:
Arenaria
Species:
Arenaria montana
USDA Symbol:
ARMO10

Growth Characteristics

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

Garden & Ecology Notes

Wildlife Value:
pollinators
Deer Resistant:
Yes

Soil Requirements

Soil Type:
well-drained, sandy or rocky soil
pH:
6.0 - 7.5 (slightly acidic to neutral)
Drainage:
excellent drainage required
Moisture:
dry to moderate
Notes:
native to mountainous regions; prefers open, sunny areas

Propagation & Germination

Stratification:
Cold/moist stratification required — 30–60 days
Germination Time:
14–30 days
Notes:
Seeds require light for germination. Best germination at cool temperatures around 15-18°C.

The above propagation data sourced from Claude AI

ORGHPS Germination Guide: Sow @ 20C. Germinates within 3 months.

Source: Ontario Rock Garden & Hardy Plant Society