Sagina subulata (Irish Moss, Scottish Moss) — small, star-shaped white flowers over a soft, moss-like mat of fine green foliage, late spring to summer. Evergreen, full sun or partial shade — needs midday shade in very hot climates to prevent scorching.
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🌿 Grown at our London nursery — collect in person or arrange local delivery
📦 Dispatched within 3 business days via Royal Mail
Product features
Botanical name: Sagina subulata
Common name: Heath Pearlwort, Irish Moss, Scottish Moss
Height: 5cm – 10cm
Spread: 30cm – 50cm, dense mat-like carpet
Foliage: Fine, needle-like bright green leaves, moss-like texture
Flower: Small, star-shaped white flowers, late spring to summer
Attractive to wildlife: Small pollinators — bees, butterflies, moths
Soil Type: Moist but well-drained, fertile, neutral to acidic
Drought tolerant: Moderately — dislikes extreme heat
Hardy: Fully hardy (RHS H6/H7)
Position: Full sun or partial shade
Evergreen: Yes
Suitable for: Ground cover between paving, rockeries, alpine troughs
Materials and care
Light: Full sun or partial shade — needs midday shade in hot climates
Aspect: Open pathways, rockeries, or border edges
Soil type: Fertile, loamy, or sandy — struggles in heavy clay
Drainage: Moist but well-drained — vital to prevent rot
Watering: Water regularly to keep soil evenly moist
Foliage protection: Tolerates light foot traffic
Propagation: Slice mat into plugs and replant, or sow seed indoors
