About This Variety

Meet This Variety

Irish moss (Sagina subulata) is a low-growing perennial ground cover with fine green foliage and small white flowers. Its compact mat-forming habit suits managed rock gardens, path edges, and gaps between stepping stones.

Grow in sun to partial shade in moist, well-drained soil. Sow according to the packet directions, keep the surface consistently moist while seedlings establish, and protect young growth from heavy traffic.

A compact perennial ground cover with fine green foliage and small white flowers for managed rock gardens, path edges, and stepping-stone gaps.

Growing at a Glance

Botanical Name Sagina subulata
Life Cycle Perennial
Sun Requirement Partial Shade
Water Needs Moderate
Soil Preference Moist and well-drained

Why Gardeners Love It

Fine Green Mat

Fine foliage can knit into a low mat across managed gaps and garden edges.Fine foliage can form a low mat in managed spaces.

Small White Flowers

Tiny white flowers appear above the green foliage during active growth.Small white flowers rise above the green foliage.

Compact Ground Cover

The low habit suits rock gardens, path edges, and protected stepping-stone gaps.A low habit for rock gardens, edges, and path gaps.

Best Growing Conditions

Sun Exposure
Partial Shade
Moisture Needs
Moderate
Soil Preference
Moist and well-drained

How to Grow

01

Prepare

Prepare a fine, moist, well-drained seedbed and remove competing weeds.

Prepare a fine, moist seedbed and remove competing weeds.

02

Sow

Sow at the packet depth and press gently to maintain close soil contact.

Sow at packet depth and press gently into the soil.

03

Water

Mist gently and keep the surface consistently moist without standing water.

Mist gently; keep moist without standing water.

04

Thin

Thin or transplant sturdy seedlings to provide light and airflow for spreading growth.

Thin sturdy seedlings to provide light and airflow.

05

Establish

Protect young mats from heavy traffic and maintain moisture during dry periods.

Protect young mats and maintain moisture during dry periods.

Garden Uses

Ground Cover
Ornamental Borders
Containers
Home Gardens

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