Growing to about 6 inches tall with a 12- to 18-foot spread, the Mount Atlas daisy features fern-like, silvery gray foliage. Dense tufts of tiny, slender stems grow together to form a lush carpet of golden green. But what it lacks in height, it makes up for in spread, forming a dense mat that reaches around a foot. This plant looks good as edging, between pavers, and even in pots. You'll need to clean out the fallen leaves, so the new growth in spring isn't smothered. Space on 12" centers. It is not actually a moss, says an article by Cheryll Greenwood Kinsley of Washington State University, and, indeed, it's not always referred to as one. It dislikes both drought and sitting in soggy soil, so make sure you're watering adequately. The dark leaves of the 'Purpurea' viola are the perfect foil for its lilac-purple flowers that can bloom for months if the temperatures don't climb. IT’s the moss with that gorgeous lime- to yellow color in its leaves! It is a Sagina and requires free draining, gravely soil with part to full sunlight unlike the conditions real moss thrives under. Perfect around stepping stones, throughout rock gardens, and as a groundcover, Scotch moss is a low, mat-forming perennial that remains an evergreen in zones 3 through 9. By using The Spruce, you accept our, Dwarf Bugleweed (Ajuga reptans 'Valfredda'), Mount Atlas Daisy (Anacyclus 'Silver Kisses'), Blue Star Creeper (Isotoma fluviatilis 'Blue Star Creeper'), New Zealand Brass Buttons (​Leptinella squalida), Double Bird's Foot Trefoil (Lotus corniculatus 'Pleniflorus'), Creeping Wire Vine (Muehlenbeckia axillaris), Caucasian Stonecrop (Sedum spurium 'John Creech'), White Diamond Stonecrop (Sedum pachyclados 'White Diamond'), Bronze Dutch Clover (Trifolium repens 'Atropurpureum'), Golden Creeping Speedwell (Veronica repens 'Sunshine'), 'Purpurea' Viola (Viola riviniana 'Purpurea'), 10 Best Deer-Resistant Shrubs for Landscaping, 14 Best Fall-Blooming Flowers for Your Perennial Garden, 12 Fall Plants for Container Gardens and Hanging Baskets, 10 Best Flowering Plants That Deer Will Not Eat, 30 Easy-to-Grow Perennials for Beginning Gardeners, 10 Best Ornamental Grasses for Containers. The Irish moss in our gardens comes from Europe. Creeping thyme … USDA Zone? Choosing plants that grow and thrive in your particular climate is the very first step toward having a beautiful garden . Irish and Scotch moss are easily propagated from seed or division. Spreads by underground rhizomes and by surface rooting. She has had nonfiction pieces published in "The Boston Globe," "The Cape Cod Times" and other local publications. Bright golden tufts of slender stems grow together to form a lush carpet of gold moss on the ground. Plant in a well-drained soil with some compost. Even when flowering, they are similar, although Arenaria verna bears its flowers in small clusters. Its white flowers are nearly as eye-catching as its golden foliage. Veronicas are alpine plants, and they don't really like being used as lawn alternatives. Spreading, low-growing sedums, such as Caucasian stonecrop, are standards in rock gardens. Scotch Moss. The wild pearlwort varieties seem to have a looser creeping habit and some have larger white flowers, but all species appear moss-like. Copyright Leaf Group Ltd. // Leaf Group Lifestyle. An herbaceous perennial. Zones: 3-10 Reaching heights of only 1 to 2 inches, Scotch moss (Sagina subulata) has striking chartreuse green or golden spiky foliage and stems that creep along the ground. Spreading ground cover-type perennial plants have a trio of uses. And stays a deep green color with fluffy foliage. Irish moss (Sagina) is a green ground cover with tiny white flowers in late spring. 1970; 23:231–245. Tiny little white flowers begin to appear in late spring. She is a writer for the guidebook "Cape Cod Pride Pages." But don't overwater, as these plants dislike soggy soil. Charming little white b… Irish and, to a lesser extent, Scotch moss can have invasive tendencies. Growing Conditions: Moist, well-drained soil. Irish moss (Sagina) is a green ground cover with tiny white flowers in late spring. Arenaria Growing and Care Guide. However, creeping thyme remains attractive, with soft gray-green foliage that forms a slow-spreading, tightly matted mound. In addition, Irish moss dislikes drought and soggy soil, so a watering schedule to maintain a moderate moisture level is key. [ More Information] ... Scotch Moss. Her fiction has been published in "Glimmer Train Stories." Mowing also doesn't bother it. Terrestrial (land-dwelling) Invasive Plants include non-native plants (members of the kingdom Plantae) that grow in non-aquatic habitats, including agricultural fields, rangelands, forests, urban landscapes, wildlands, and along waterways. In the late spring, it's covered with blue-violet flowers that look like small snapdragon blossoms. Janet Belding has been writing for over 22 years. And remember, Himalayan blackberry and Scotch broom began life in the Northwest as good plants. The flowers need full sun, closing in the evening and even on cloudy days. They don't spread quickly, but they will self-seed. To keep plants looking good, shear them back after flowering. The site itself needed frequent tending to maintain the artist’s intent for the site. Light: Full sun. Irish moss and Scotch moss are hardy in USDA plant hardiness zones 3 to 7. Veronicas are deciduous, meaning they'll drop their leaves in the fall. Depending on the gardener, bugleweed is either viewed as a ground cover or a weed. Otherwise, it becomes unattractive until fall. It usually doesn't require watering unless you're going through a prolonged dry spell. In fact, they can self-sow to the point where they become pests in the garden. Here are 16 plants that are ideal for paved areas. Like Scotch moss, it can be evergreen in warm climates, where it also appreciates some shade or else it becomes unattractive until fall. Irish and Scotch moss can grow in full sun with adequate water. Its fern-like foliage resembles small yellowish buttons that turn a bronzed red in the fall. Plan the perfect garden with our interactive tool →, Efloras: Flora of North America: Sagina subulata, National Arboretum: USDA Plant Hardiness Zone Map. Scotch Moss has small, star-shaped, white flowers which engulf this creeping perennial ground cover in the spring. Scotch moss isn't quite so sturdy, but will fill in as well. Learn tips for creating your most beautiful (and bountiful) garden ever. This plant can be evergreen in warm climates, where it also appreciates a bit more shade. Small orange buds open into pea-like yellow flowers and dot this mat-forming spreader in the early summer. According to eFloras, many, such as the wild version of Irish moss, grow in "wet, gravelliy sands" next to streams or on roadsides. It's suitable for moderate foot traffic and can be used as a lawn substitute and as edging. The plant is a fast spreader and is useful on slopes that need a quick cover. A member of the Caryophyllaceae family, Irish moss (Sagina subulata), which is not a moss at all, is also called Corsican pearlwort or Scots moss. Easily reminiscent of an Irish landscape in miniature, it lends a healthy hue to the garden as it spreads between rocks and steppingstones. It may self-sow but doesn’t generally become invasive. Irish moss looks like a scratchy sponge but feels much softer. This plant is a good choice as a lawn substitute and can tolerate moderate foot traffic. These plants appreciate moist soil and shade in the heat of summer. Irish moss plants perform in a manner similar to moss, however. In full shade, they will not have a profusion of flowers. On its own, creeping wire vine isn't much to look at. Tolerates heavy foot traffic. Height: 5 to 11 inches (12 to 28 cm). This is a perfect plant for between pavers, and if you have the patience it makes a nice lawn alternative. The best way to prevent moss from returning is to correct the underlying reason the moss began growing in the first place. Double bird's foot trefoil​ is the double-flowered form of bird's foot trefoil. This groundcover option does need a bit of care as it requires pruning after the flowering season to prevent it from becoming invasive. They're capable of rooting along their stems wherever they make contact with the ground. The light green is Scotch Moss and the Dark Green is Irish Moss. It's very low-maintenance, only requiring pruning if you need to clean up its shape. Common Names: Sandwort, Wood Sandwort, Fendler's Sandwort, Also Sandwort: English, Marsh, Blunt-leaved, Large Leaved, Mountain, Ballhead, Bear Valley); Scotch moss; Irish Moss Family: Caryophyllaceae (Pinks and Carnations). Tuck them somewhere where their roots are kept cool, such as between pavers or in rock gardens or troughs. Irish moss propagates itself more easily than Scotch; it reseeds itself readily. The flowers dot the foliage in May and June. This plant is fairly low-maintenance and drought tolerant, requiring little care from the gardener. You can use it around pools, in the garden, on pavers, and even in pots. Irish moss spreads in soft mounds and will fill in steadily if an area is to its liking. This herbaceous perennial (evergreen in warmer zones) turns green as temperatures warm. The plant will not grow in total shade, but too much hot sunlight can burn it. It does have small, white, star-shaped flowers in the summer, but it's the foliage that really shines here. Sustainable Practices Plant Health Care Water Conservation Case Study: Water and Fertilizer Invasive Species Responsibility. In warm climates, it can stay evergreen all year. Also, make sure you keep the soil consistently moist. Once established, it requires little maintenance apart from watering if the soil dries out. The Scotch broom (Cytisus scoparius), is an invasive shrub with striking yellow flowers. Scotch moss doesn’t seem like it can stand up to foot traffic. Green forms of the two plants are called Irish moss, and golden green forms (A.V. Then again, some gardeners can't grow the plants at all. Scotch Moss loves clay soil and even needs it! All Rights Reserved. Creeping wire vine is tolerant of poor soil and drought once established. Morning sun is best. Scotch moss favors clay soil and has a yellow tint to its foliage. When the flowers fade, the foliage still looks attractive. Sedums form tight mats that usually don't get taller than 6 inches, and they reach that height only when in bloom. They spill over the stones and seem to require no care whatsoever. David Stang / Wikimedia Commons / CC BY-SA 4.0​. If you find them in places where you didn't plant them or want them, you may describe them as invasive. Scotch moss (Sagina subulata) is not a true moss but a low-growing evergreen perennial that hugs the ground as it grows, eventually spreading into a soft ground cover. They can be planted as lawn alternatives or be mixed in with grasses. The best time to control moss is in the fall or spring when it is actively growing; however, unless the underlying cause is corrected, the moss will eventually return. Irish moss related species: A similar plant, Arenaria verna, is also called Irish moss. The plants may be short-lived and clumps are susceptible to browning out with insufficient or excessive water. The dwarf cultivar is a bit better behaved than its parent species. Both are adorned with tiny, star shaped blooms in spring. It forms a mat that's only around 3 to 6 inches tall with a 12- to 18-foot spread. Too, the tree stumps left on the site as sculptural elements put out new root shoots and finally rotted. White diamond stonecrop has rich blue foliage that forms a carpet with tight, ground-hugging rosettes. Scotch Moss: USDA Zone: 3-9: Plant number: 1.460.100. Mowing once a year in the spring will refresh and thicken your plant. Sagina subulata 'Aurea' Scotch Moss. May be Invasive. The USDA lists other common names, such as pearlwort and Corsican pearlwort. It's super soft to the touch and has little white flowers in summer. It may struggle with the intense heat of the afternoons of the South. Cheryll Greenwood Kinsley writes that Irish moss is native to Scotland and that the Latin meaning for Sagina Is "fattening," perhaps so named because the sheep did so well in fields where Irish moss grew. Of the 11 species on the USDA's plant database, three are annual, four are perennial, two are biennial and two are unknown. Marie Iannotti is an author, photographer, and speaker with 27 years of experience as a Cornell Cooperative Extension Horticulture Educator and Master Gardener, The Spruce uses cookies to provide you with a great user experience. Control of moss requires more than just killing off the existing moss in the lawn. Size: To 1 foot tall and wide. But it can bring interesting texture to a rock garden. Looking for a lucky four-leaf clover? Cheryll Greenwood Kinsley recommends using a slow-release fertilizer in spring. Snow-in-summer prefers cooler climates and may suffer during hot, humid summers. We have been pulling irish moss seedlings out of our beds for years. I know sometimes common names are used for multiple different plants, Sagina is the only one I know called Irish moss but it's hardy to zone 4 so I can't figure out why it wouldn't overwinter for you. Both Irish and Scotch Moss produce tiny flowers which develop seeds. Good drainage is necessary for survival. Both have golden green forms (Arenaria verna Aurea and Sagina subulata Aurea) often called Scotch moss. Irish moss and Scotch moss are hardy in USDA plant hardiness zones 3 to 7. Moss-like carpet of neon-yellow foliage. Irish and Scotch moss can grow in full sun with adequate water. A great feature of blue star creeper is it remains in bloom pretty much all season until frost. All of the thyme varieties are relatively low-growing creepers, but many seem to die out quickly. If areas of the lawn are receiving less than 3 hours of sunlight per day, trim tree branches to allow more sunlight to reach the lawn. Brass buttons, Leptinella squalida (formerly Cotula squalida), is an unusual, very low-growing plant in the daisy family (Compositae).This is one of about 30 species in this genus occurring in Australasia and southern South America. Its showy white-and-yellow flowers bloom in the late spring and early summer. Fortunately or unfortunately, plants will choose the best areas for their purposes. It's not a long-lived perennial, but it will generally self-seed and keep growing once established. This moss also features tiny, star-shaped white flowers in the spring. Because it's such a tiny plant, it's less aggressive and invasive than many other creeping perennials. Although it likes the sun, overly hot conditions can result in the plant burning and turning an unattractive brown rather … Also it is not a true Moss. Now a local man, simply trying to enjoy his lawn as a community of grasses, wonders whether the Irish Moss turning up in his turf is a plant gone bad. They can't take much foot traffic, but they do work well to fill in gaps in rock gardens. Caucasian stonecrop tends to form a very dense mat and doesn't mind poor soil. Handsome, lush, chartreuse to yellow, moss-like foliage forms a soft mat that works well along walkways and between stepping stones. Irish moss is less fussy about the type of soil. Growing Region: Zones 3 to 8 (species dependent). Provide it with some afternoon shade in hot climates. It's called white diamond because when a drop of water lands on a leaf, it catches the light like a diamond. Dwarf bugleweed features chocolate foliage and blue-purple blooms in the late spring. Both varieties hate to dry out, but if this happens, water will revive them in most cases. Water regularly while it's getting established, and then back off to watering only when the soil starts to dry out. Tiny white flowers in spring. I planted mother of thyme, scotch moss, and yellow veronica in between stepping stones as a test to see which could make it through our hot, dry summers here in Fort Worth. According to eFloras, many, such as the wild version of Irish moss, grow in "wet, gravelliy sands" next to streams or on roadsides. Irish moss is green and Scotch moss has a rich, golden color. This plant is suitable for occasional foot traffic and should be pruned after flowering to keep it tidy. Bronze Dutch clover, also known as white clover and black shamrock, can give you a carpet of them. Otherwise, it becomes unattractive until fall. If yours are not self-sowing, there may be a cultural problem preventing this. Though neither is invasive by stolen, I find scotch moss has a higher water requirement, and does not freely self seed. Scotch Moss is one of our top work horses in the STEPABLES Creeping Perennial line! Plus, because rupturewort has a deep tap root, it is extremely drought tolerant. They do need some light to maintain the most amazing of emerald green colors found in its foliage. It can also be a lawn substitute. These plants have few pests, but slugs can damage the plants. If you find them in places where you didn't plant them or want them, you may describe them as invasive. There are other species of sagina found in the wild that do not have ornamental use. Water it if the soil starts to dry out, and use an all-purpose fertilizer before growth starts in the spring. One plant can easily spread out to 2 feet. Invasive Plant Species with Images. Arctic pearlwort (Sagina saginoides) grows as far north as Greenland and south to California, showing how adaptable the genus can be. It adds texture and color in the tightest spots. But make sure it has good drainage because it doesn't like wet soil. The plant works in areas with heavy foot traffic. Creeping mazus is a tiny plant, reaching only around 2 inches tall. Tiny translucent white flowers add to its beauty in spring. A: Scotch Moss (sometimes called Irish moss), Sagina subulata, isn’t really a moss but it has the green, low-growing, tufted texture of true moss. Botanical Name: Cerastium tomentosum. If possible, plant Scotch moss where it will be exposed to morning sunlight and afternoon shade. In the spring, it sprouts tiny, star-shaped white flowers. And they work especially well to fill in cracks and spaces in paving. In July the veronica died,the scotch moss still has a little green left as of mid august, but the mother of thyme is the winner! Mosses, such as Irish and Scotch moss, are natural lawn alternatives in Northwest gardens. Such plants as sedum and creeping thyme are favorites between pavers, bricks, and stones because they can handle some light foot traffic and neglect. It is not at all invasive in fact if you need to spread it more you can clip some off and put equal parts buttermilk and water put it the … Make sure you're watering regularly to prevent the soil from drying out. She has a degree in English from the University of Vermont. This plant can be evergreen in warm climates, where it also appreciates a bit more shade. Introducing "One Thing": A New Video Series. This plant contains toxic alkaloids that can have an adverse effect on your pet's heart and central nervous system. This plant typically doesn't require pruning, but it does appreciate some shade during hot weather. It's very adaptable to sunny spots, poor soil, and even clay soil. The tiny, round leaves are a nice glossy green. Blue star creeper is easy to grow and extremely versatile and rugged. In its native New Zealand this creeping herbaceous perennial is found in open, damp places in lowland to sub-alpine regions of North, South and Stewart Islands. It delivers star shaped white flowers in the spring and looks great against grey stone. In my experience it will not do well in full sunshine; semi-shade works best, particularly in the heat of summer. Irish moss propagates itself more easily than Scotch; it reseeds itself readily. In my experience the dark "irish moss" and light green "scotch moss" are not the same in behavior, water needs and spreading. An extremely popular groundcover plant, this forms a very low moss-like carpet of bright neon-yellow foliage. It's also useful for erosion control on slopes. The ultrastructure of spontaneous and experimentally induced arterial lesions, II: the spontaneous plaque in the chicken. This plant can handle occasional foot traffic. 59 Moss NS, Benditt EP. Both Sagina and Arenaria are grown primarily as ground covers for limited areas. In the spring, it sprouts tiny, star-shaped white flowers. Lab Invest. There are plenty of gorgeous creeping Veronicas, but golden creeping speedwell stands out for its color. There are very few rules in gardening, but perhaps the most important one is to work within your zone. Still green and spreading! Scotch Moss Sagina subulata 'Aurea' Sku #6239. Once these plants are established, they generally require very little maintenance to continue to grow and spread. Moss in the lawn is usually an indication that there is a deeper problem, such as compacted soil, poor drainage, low soil pH, or lack of sunlight. All but three are native to some part of North America. Snow-in-summer prefers cooler climates and thrives in zones 3 through 7. Scotch Moss is native to Western and Eastern Europe, and it thrives in mild, temperate climates. Plushweasel I like sagina subulata (Scotch Moss). They can serve as living mulch in flower beds. But it is still an enthusiastic grower, so don't put it where it can't sprawl.