Arenaria montana is an evergreen perennial growing 14–22 cm (6–9 in) tall, with lanceolate or ovate green to grayish-green opposite leaves 0.5 to 1 inches (1 to 3 cm) in length.
Use a well-drained, growing perennial substrate with 0-15 % clay, 0-10 % sand, 0-15 % organic parts (e.g. bark), 1-1,5 kg/m³ complete balanced fertilizer, 1-2 kg/m³ slow release fertilizer (3-9 months), iron-chelate, micronutrients, pH: 6.0-7.0.
