Sagina Subulata (Irish Moss) is a low-growing, evergreen perennial plant that belongs to the Caryophyllaceae family. Despite its name, Irish Moss is not a true moss but rather a flowering plant that forms a dense, moss-like ground cover. It is native to parts of Europe and North America.
Irish Moss is favored for its delicate and lush appearance, which resembles a carpet of tiny green leaves. The leaves are small, narrow, and densely packed, creating a dense mat of foliage. This ground cover plant typically grows to a height of only a few inches (around 2-4 inches or 5-10 cm) with a spreading habit.
The plant produces tiny, star-shaped white flowers that bloom in spring or early summer. These flowers are relatively inconspicuous and are usually overshadowed by the dense foliage. Irish Moss is primarily grown for its attractive ground-hugging foliage rather than its flowers.
Irish Moss is commonly used as a ground cover in gardens, rockeries, and between stepping stones or pavers. It thrives in moist, well-drained soil and prefers partial shade or full sun in cooler climates. In hotter regions, it may require some shade to protect it from excessive heat.
When it comes to propagation, Irish Moss can be grown from seeds or by dividing established plants. The seeds of Irish Moss are very tiny, and a pack of 5,000 raw seeds would provide a substantial quantity for sowing. It's important to note that growing plants from seeds requires patience and careful attention to their specific germination requirements, including temperature and moisture conditions.
Once established, Irish Moss requires minimal maintenance. It benefits from occasional watering during dry periods, especially in hotter climates. Regular light trimming or mowing can help maintain a neat appearance and encourage dense growth.
Overall, Irish Moss is prized for its lush green carpet-like foliage and its ability to create a soft and attractive ground cover. It can add a charming touch to various garden settings and is a popular choice for those seeking a low-maintenance and visually appealing ground cover option.