Irish moss is part of the Sagina genus. Its scientific name is Sagina subulata.
It grows mainly as a Perennial, so it will last at least up to several years in its native climate.
Irish moss normally grows to a ground covering habit.
This plant info is provided by the myfolia gardener's wiki. All details about Irish moss have been kindly provided by our members.
See our list of companion Plants for Irish moss to see which plants you should plant in close proximity to encourage growth.
These estimates for how long Irish moss takes to sprout, grow and harvest are from real observations from real gardeners, right around the world.
Average 7 days | Min 5 days | Max 14 days (7)
Average days | Min days | Max days (0)
Average 172 days | Min 31 days | Max 243 days (3)
Sagina subulata (Sw.) C. Presl