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Irish Moss
Sagina subulata 'Irish'
Irish Moss
Currently unavailable
This plant grows into a charming, lush carpet of woodland green. Small, star-shaped, white flowers will bloom in profusion in spring. Ideal as a groundcover, terrific between rocks and stones. Great for over-planting perennials, or around ponds or pools. Tolerates heavy foot traffic (3 or more times daily).
Specifying this plant? Save it to a project in the shop, or match a whole plant schedule with Plant List Matcher.
Plant facts
Good to know
- Waterwise — suited to low-water landscapes once established.
- Tolerates shade.
Quick answers
How big does Irish Moss get?
About <6" tall and 36"+ wide at maturity.
How much sun does Irish Moss need?
Full to Part Shade (<2 up to 6 hours Sun).
How much water does Irish Moss need?
Moderate water use — it is one of our waterwise plants.
Will Irish Moss grow in Utah and the Intermountain West?
It is rated hardy to USDA zone 4, so it suits sites in zone 4 or warmer, which covers most of the region. The Salt Lake Valley floor is mostly zone 7; benches, mountain valleys and high plains in Utah, Idaho, Montana, Colorado and Wyoming are colder, often zones 3–6, so check the zone for your site.
Where can I buy Irish Moss in Utah?
Progressive Plants in Copperton, Utah carries it, but it is not available right now. You can join the waitlist to hear when it's back.
Can landscape contractors buy Irish Moss wholesale?
Yes. Landscape contractors and architects with a Progressive Plants wholesale account get trade pricing, bulk ordering and shipping across Utah, Idaho, Montana, Colorado, Wyoming and Nevada on our own trucks or by freight ($1,500 minimum outside our local delivery area). Apply at progressiveplants.com/wholesaleapp.html or call 801-565-7333.