Irish Moss

Scientific Name: Sagina subulata

Common Name: Irish Moss

Hardiness Zone: Zones 4-8

Hardiness Degree: -30°F to 20°F (-34°C to -6°C)

Blooming Season: Late spring to early summer

Plant Habit: Low-growing, mat-forming perennial with tiny needle-like leaves

Characteristics: Small, star-shaped white flowers; dense, moss-like foliage

Water: Consistent moisture; well-drained soil

Fertilize: Fertilize in spring with a balanced fertilizer

Spacing: 6 to 12 inches apart

Height: 1 to 2 inches

Width: 6 to 12 inches

Exposure: Full sun to partial shade

*Photo courtesy of Ball Horticulture