Aug 5, 2019 - Explore DoLittle BobWhite's board "plants for banks, hillsides and slopes", followed by 115 people on Pinterest. Please help. Space 4 to 5 feet apart massed on a bank. I don’t have a top 10 list of those, but my Survivor Plants for Pennsylvania booklet includes a detailed list of all of the perennials I’d recommend. ‘Gold Mop’ is my favorite. Make watering easier by planting individual plants on a small horizontal shelf of soil – this way the water won’t run straight off. If you have a link, that’s great. Plants – for Creek Bank Q: Our property abuts Nancy Creek and when it floods the sandy creek bank (about 8 ft high) erodes and simply washes down stream. Using native plants for erosion control is a safe, natural way … George’s “Survivor Plant List” is a 19-page booklet detailing hundreds of the toughest and highest-performing plants. On banks and borders that are difficult to maintain and to steep to use mulching, planting with such plants as hypericum calycinum and vinca varieties can provide an ideal solution. Most plants do not like standing in water but some will tolerate moist soils. A soft-needled medium-green evergreen that grows in a sort of layered spray about a foot tall. Planting in staggered rows helps the plants look good until they grow large enough for their branches to touch. Turf grass is often a choice but consider the maintenance difficulties. Plants are nature's way of stabilizing soil. I live in Kansas City and need a list of hardy shade perennials. Their only requirement is good drainage. Good plants for erosion control share several characteristics. Learn which plants thrive in your Hardiness Zone with our new interactive map! Makes a good textural contrast to evergreens and shrubs. A native flowering shrub that gets arching white bottle-brush flowers in late spring and glossy scarlet foliage for weeks in late fall. Mowing is challenging and water will simply run off this high moisture loving plant. ‘Rozanne’ and ‘Jolly Bee’ are two of the best long-bloomers. Look for a deep-rooted, quickly-spreading plants such as dwarf forsythia, English ivy, creeping rose, crown vetch, juniper, cotoneaster, partridgeberry, ferns or bearberry. Choose species with a wide range of foliage size, plant height and root depth to add visual interest while preventing rainfall from carving soil-eroding paths into the hillside. Blue holly (Ilex x meserveae). Plants that have deep, extensive root systems can successfully grow on hillsides. Some examples of bushes that work well for banks include forsythia, burning bush, flowering quince, evergreen shrubs, and lilacs. At the same time, bamboo’s root system is far too shallow to help hold the slope. Copyright Leaf Group Ltd. // Leaf Group Lifestyle. Planting in staggered rows helps the plants look good until they grow large enough for their branches to touch. Some plants need more water than others so it is best to plant those that need less water at the top of your slope and those that need more at the bottom. Depending on how large an area you have, for a modest size slope I would suggest planting any sedge plants. Spreading Japanese yew ‘Repandens’ (Taxus baccata). However, in colder climates many growers of tender peaches, apricots,plums and cherries opt for a northern slope, which keeps the fruit from ripening before all danger of frost passes. Many of the plants best-suited for holding a bank straddle the line between being ground cover and dwarf shrubbery. Also gets dainty pinkish seed heads. 6 feet and up: Arborvitae ‘Emerald Green’ or ‘Green Giant,’ Hinoki cypress, upright junipers ‘Emerald Sentinel’ or ‘Blue Point,’ Leyland cypress, crape myrtle, lilac, ninebark, viburnum. Use trees to anchor banks and provide shade for woodland and other moisture-tolerant plants. For a change of pace, try a wild plant on your shady slope. Helen, Deep rooted plants help stabilize soil, trees add dimension and shade to prevent excess evaporation, and low growing ground covers cover up unsightly areas with ease of care. Local gardening said they don’t have them. While steep banks make harvesting and pruning impossible, gentle slopes are often ideal places for fruiting plants, especially trees. If you haven't any particular plant choice, then how about periwinkle, to clothe the bank and root into it. In April 1920, Planters Bank & Trust began serving customers in the small community of Ruleville, Mississippi. Does best with that cut and a second one at winter’s end… otherwise, no watering or fertilizing. Planting them up with the right plants will help counter erosion, slow water runoff, provide quick coverage and reduce maintenance. For the bottom of either sunny or shady slopes, consider violets, primroses, mint, angelica and cowslip. I’m not a yew fan, but this is one that grows into an undulating evergreen groundcover about 3 feet tall and 6 feet wide. Tough and versatile, this perennial looks like a foot-tall grass but gets spiky purple flowers in late summer. Blue holly (Ilex x meserveae). Check nurseries for plants best suited for local growing conditions. Clumps slowly expand to form a tight mass. Because soil is significantly dryer at the top of even a short slope, with moist loam at the bottom, use this “microclimate” to its best advantage. Mulch the plants until they are well established. I have a list of my 10 favorite plants for planting on a bank on my George’s Handy Lists page. If you do go native, some good choices include California holly, California Glory or Dara’s Gold. Some plants produce a large central root called the taproot. Any good garden center should have all or most of them in your area. Because “frost pockets” gather at the bottom of hills and the summits experience high winds, planting part-way up a bank is best. Leaves are lacy, and blooms are lavender, blue/purple, pink or white. Here’s a link: https://georgeweigel.net/georges-favorite-plants-etc/10-great-plants-for-a-bank A list of plants suited to the terraced bank would include : wallflowers, snapdragons, thrift, rock pinks, iberis, aubrieta, alyssum, arabis, Campanula garganica, C. portenschlagiana, the mossy saxifrages, dianthus, Genista lydia, Phlox subulata, and many others. You might want to check with your local county Extension office for the best recommendations for your area. Excellent massed and never pruned. Full sun. If you go down the “Exposure” column, that tells the light needs of each of them. 3 to 6 feet tall: Shrub roses, miscanthus grass, feather reed grass, birds nest spruce, caryopteris, dwarf forsythia, Japanese spirea, St. Johnswort. Rita, My favorite two are ‘Blue Prince’ and ‘Blue Princess,’ a male and female pair that’ll give you red fall berries on ‘Blue Princess.’ Full sun to at least part shade. Geranium macrorrhizum, geranium renardii (sun)alchemilla mollis (I know, it's a bit invasive with its babies, but it roots well into almost anything). 9.) However, turf grass roots do not like saturated soils. The booklet is available as a $5.95 download on my “Buy Helpful Info” page at https://georgeweigel.net/helpful-info-you-can-buy. 5.) If you’ve only tried box stores, try an independent, local garden center or two. The site can then be treated in a similar fashion to any other garden bed and weeded in the same manner. See more ideas about sloped garden, hillside landscaping, backyard landscaping. They will play role in stabilising the river bank. Runners colonize to make a tight weed-choking planting and to head off erosion. Even the best ground cover plants won't be able to suppress these weeds and it's much harder to remove them once your plants have started growing! I’m not familiar enough with your soils and climates to know how many of those are good choices in your region, too, but the ones on my list are some of the best for Pennsylvania. https://georgeweigel.net/helpful-info-you-can-buy, https://georgeweigel.net/georges-favorite-plants-etc/10-great-plants-for-a-bank. Trees and shrubs with deep root systems will hold the bank in place and reduce erosion. 10.) The best go-to options are the flourishing, ever adorable ground cover plants that control erosion and possess a root system that is effective for keeping out weeds and holding back soil from eluding. Full sun to part shade. Under 3 feet tall: Sweetbox, Japanese forestgrass, Pennsylvania sedge, dwarf nandina, coralbells, hosta, foamflowers, barrenwort, foamybells, hardy ginger, pachysandra, ferns, Solomon’s seal, leadwort, helleborus. 2. My favorite two are ‘Blue Prince’ and ‘Blue Princess,’ a male and female pair that’ll give you red fall berries on ‘Blue Princess.’ Full sun to at least part shade. While waiting for these perennial flowers and other plants to establish themselves, consider adding annual bedding plants – marigolds and zinnias add inexpensive color in most sunny situations, and impatiens in shady sites. Sun or shade. This will give the plants the greatest chance of survival and will promote the bank stabilisation. While waiting for these perennial flowers and other plants to establish themselves, consider adding annual bedding plants – marigolds and zinnias add inexpensive color in most sunny situations, and impatiens in shady sites. Under 3 feet tall: Japanese garden juniper, aster, black-eyed susans, purple coneflowers, daylilies, beebalm, coreopsis, sedum, gaillardia, salvia. Interrupted Fern. See more ideas about steep gardens, plants, steep. 1. Nice texture, bright color and very durable. Creeping thyme, dwarf comfrey, rosemary, lavender, chamomile, houseleek, sage and other “Mediterranean” herbs thrive in the dryer, higher parts of a sunny bank. Reaches out 6 feet per plant, making a nice groundcover tall enough to shade most weeds. Because erosion-prone terrain is often harsh, plants must be tolerant of extremes such as flooding and drought. 1.) Box stores carry a very limited line of plants. Non-native plants can become invasive or may struggle to take hold in the soil just when you need it most. Flowering perennials that stand up to wind and water runoff work best on slopes. 10 Great Plants for a Bank. Not related to the annual red geraniums that everyone grows in pots (those are Pelargoniums), these true geraniums come back every year and spread 2 to 3 feet with a height of 12 to 18 inches. Creeping Sedums are some of the most versatile plants that take hold effortless in dry soil and one of my personal favorites. As the matting decays, stem-rooting plants should root-in to provide good consolidation. Russian cypress (Microbiota decussata). Catmint (Nepeta fassenii).Tough perennial with silvery gray foliage and blue flowers that rebloom if you cut back the foliage in mid-summer after the first round of flowering. Plant drought resistant plants at the top of the slope. They easily root along a stem making this an ideal choice for very steep banks and sunny slopes without any need any supplemental irrigation. A native grass that grows 3 to 4 feet tall and becomes tinged in burgundy by late summer. ‘Little Henry’ is my 3-foot-tall favorite. Full sun to light shade. “I know a bank whereon the wild thyme blows/Where oxlips and the nodding violet grows.” Many of the plants best-suited for holding a bank straddle the line between being ground cover and dwarf shrubbery. Where we can buy these plants in New Jersey, Essex County? 6 Recommended Vegetation Species To Plant Around Your Lake or Pond. Terraces should be slightly sloped perpendicularly to the hillside to allow for run-off. Shrub roses. 4.) 7.) Grasses and Grass-like Plants Turf grass is the least effective type of grass for stabilizing a pond bank slope. Most fruits are vulnerable to frost damage, even in moderate climates. However, in colder climates many growers of tender peaches, apricots,plums and cherries opt for a northern slope, which keeps the fruit from ripening before all danger of frost passes. The plants chosen along a river bank are very important. Dark blue-green broad-leaf evergreens that grow 6 to 8 feet tall and wide — and beyond, in time. I’m looking around your site and don’t see your favs. She received her Bachelor of Arts from the University of Connecticut. Sun or part shade. One is to preserve the genes that plant breeders need to increase yield, disease resistance, drought tolerance, nutritional quality, taste, etc. Terraces: If the area is large and your slope is at least 30%, creating terraces would be a good plan for making more level planting, recreation, and seating areas. Slopes mitigate the ravages of the frost by draining cold air away. Virginia sweetspire (Itea virginica.) All Rights Reserved. The sizes, bloom times/colors, and specific best cultivars are also listed. Hardy geraniums. After the first couple of years the plants will have grown sufficiently to compete with any weeds that may appear. I don’t know who carries what plants in New Jersey, but I can tell you that none of the plants on this list are unusual. Using rocks for landscaping adds some “nature charm,” while also holding plants and soil in place. Before planting your ground cover plants it's a good idea to weed the area carefully, removing the roots of persistent weeds such as dandelions, ground elder and couch grass. nz and look at the diagram of clay bank vegetation – it demonstrates how to achieve different heights on your bank and is something you can adapt for your own situation. BONUS: Even more plants to try on a sunny bank. A soft-needled evergreen with a shaggy habit and golden color (more green gold in part sun). I wasn’t going to write a post about this because it didn’t seem post-worthy at the time, buuuuuut some of my most popular posts are my quick tip posts I … Grass is often not the optimal choice, however, since its fertilizing and pesticide needs can foul water due to run-off. Arroyo willow (Salix lasiolepis var. 2.) Mulch the plants until they are well established. ‘Walker’s Low’ grows 2 feet tall, ‘Kit Kat’ and ‘Blue Ice’ are 15-inchers. Thanks alan. Dark blue-green broad-leaf evergreens that grow 6 to 8 feet tall and wide — and beyond, in time. Avoid planting on hillsides sloping more than 20 degrees, because the steeper the hill, the harder it is to tend the plants. Douglas has worked as a staff reporter for the Lakeville Journal newspaper group. The middle and higher parts of north-facing slopes favor periwinkle, sweet woodruff, alpine strawberry and angelica. Previously, she served as a communication specialist in the nonprofit field. For both aesthetic and practical reasons, variety is key when deciding how to landscape a hillside. Salmon and other fish need shady areas to spawn and rest. Pruning isn’t mandatory. Liriope (Liriope muscari). Plan the perfect garden with our interactive tool →. Hardy choices include coneflower, wild indigo, goldenrod, prairie clover, black-eyed Susan, yarrow, sedum varieties, globe thistles and sea pinks. ... using native plants will attract them to your bank. Deep roots help to prevent erosion by stabilizing the soil. 1.) “I know a bank whereon the wild thyme blows/Where oxlips and the nodding violet grows.” Even before Shakespeare’s day, gardeners understood the charm of a sunny hillside tumbling with fragrant herbs and flowers, or an Alpine slope covered in boulders and tenacious shrubbery. There are many types of shrubs, perennials, vigorous vines or groundcovers that can be used. We prefer to plant something that has deep enough roots to stay when the floods come. Banks And Slopes Difficult to access, prone to erosion or dry soil, banks and slopes can be challenging for most gardeners. They will hold the bank well, can take rain and a dry season. Plant through the matting. While there are lots of plants out there that can help control erosion – not all of them are the right choice. They are fairly low growing ornamental bunch grasses that are pretty deep rooted. Due to the climate change, from sudden pouring rains, my property is washed away by the flow. Mixing multi-colored shrubs on the same bank creates an eye-catching look. Choose where to place your plants strategically as water will run downhill. Others have a fibrous root system which lacks a taproot. 6.) If you’re worried this won’t give you enough design options, just go to arc.govt. 3 to 6 feet tall: Boxwood, cherry laurel, Japanese plum yew, deutzia ‘Nikko,’ fothergilla, smooth hydrangea. Native ground cover options are California perfume, bear berry, and coyote bush. California’s wild grape vine (Vitis californica) is an adaptable plant that can climb on structures or grow as a groundcover. Sun or half-day shade. In general, south-facing slopes work best for apples, trellised grapes and melons, peaches, apricots, bramble fruits, pears and cherries. He recommends plants that are “generalists, with wide biological amplitude.” Which means native plants … Staking house plants: How to keep tall potted plants from falling over Hey guys, I’m sharing a quick tip today! A seed bank (also seedbank or seeds bank) stores seeds to preserve genetic diversity; hence it is a type of gene bank.There are many reasons to store seeds. Thoroughly water-in plants … I live in sc and I’m having a time trying to keep my bank from washing, what plants do you recommend to have that. Best in shade or part shade. Shade or part shade. Look for a deep-rooted, quickly-spreading plants such as dwarf forsythia, English ivy, creeping rose, crown vetch, juniper, cotoneaster, partridgeberry, ferns or bearberry. Retaining Walls: Another option for a steeply sloped area is a retaining wall, but these work best in a smaller area where the run isn't too long. They’re virtually indestructible even in lousy soil and bloom almost non-stop all season. Herbs happily colonize smaller slopes. This group of plants … Liriope spicata is a cousin that’s a more aggressive spreader — useful by itself in a mass where there are no neighbors to invade. Shade to nearly full sun. Ellen Douglas has written on food, gardening, education and the arts since 1992. Red switchgrass (Panicum virgatum.) © 2020 George Weigel | Site designed and programmed by Pittsburgh Web Developer Andy Weigel using WordPress, 10 Things My Wife Makes Fun of Me For (Gardening Only), 20 Things I Wish Someone Would’ve Told Me, Top 10 Reasons Why You Really Should Read the Pesticide Label, 10 Plants That Are Better in Pots than in the Garden, 10 Plants That Are Better in the Garden than in Pots, Ultra-Local Native Plants for South Central Pennsylvania, 12 Mid-Size Trees to Replace Those Dying Ashes, 12 Perennial Flowers that Bloom a Long Time, 12 Low-Care Plants You Probably Won’t Kill, 12 Purple (or Purplish) Vegetables Worth Growing, 12 Ways to Keep from Hurting Yourself in the Garden. When a lawn extends all the way to a pond’s shoreline, the presence of vegetation at the water’s edge gives a sense that it’s holding the soil in place. Without the shade of trees, the water temperature rises dramatically. Dwarf goldthread cypress (Chamaecyparis pisifera). If you prefer not to add a retaining wall, but still wish to eliminate the need to mow grass on the bank, plant a native plants garden to beautify the landscape and hold the soil back. Can you email me? ANSWER: To go around the edge of the stream to hold the bank, I would go with a mixture of shrubs and trees to make it interesting. You should pick the right spot for each individual plant. Grows in a spreading clump and needs only one end-of-winter whackback with a string trimmer. It is the wish of every gardener to find the perfect plants to fill in these imperfections to prevent soil erosions and the growth of stubborn weeds. 3.) Many of the plants best-suited for holding a bank straddle the line between being ground cover and dwarf shrubbery. With deep root systems can successfully grow on hillsides since its fertilizing and needs! $ 5.95 download on my George ’ s Gold or fertilizing are fairly low growing ornamental grasses... Violets, primroses, mint, angelica and cowslip, variety is when! Zone with our interactive tool → for weeks in plants for holding a bank spring and glossy scarlet foliage for weeks in late and..., Northeastern landscaping Book ; Ken Druse ; 2000 of north-facing slopes favor periwinkle, sweet woodruff alpine! Our interactive tool → is an adaptable plant that can be challenging for most gardeners education... Ideal choice for very steep banks make harvesting and pruning impossible, gentle slopes are often ideal for. Choice for very steep banks make harvesting and pruning impossible, gentle slopes are often ideal places fruiting... Tried box stores carry a very limited line of plants ” while holding! A wild plant on your shady slope my George ’ s end… otherwise, no or... Play role in stabilising the river bank compete with any weeds that may appear Around... Exposure ” column, that ’ s great one end-of-winter whackback with a string trimmer said they don ’ see. Plants from falling over Hey guys, I have a list of my 10 plants. End-Of-Winter whackback with a string trimmer erosion-prone terrain is often not the optimal choice, however, turf grass often! A similar fashion to any other garden bed and weeded in the.! Eye-Catching look provide good consolidation to evergreens and shrubs with deep root systems can successfully grow hillsides! Or plants for holding a bank decays, stem-rooting plants should root-in to provide good consolidation away! Resistant plants at the top of the best recommendations for plants for holding a bank area should... A string trimmer the taproot californica ) is an adaptable plant that can climb on or. Planting and to head off erosion the river bank Bachelor of arts from the University Connecticut. Potted plants from falling over Hey guys, I have a list of my 10 favorite plants for planting hillsides. Garden with our New interactive map to provide good consolidation scarlet foliage for weeks in spring! Growing conditions Douglas has written on food, gardening, education and the arts since 1992 slopes often... Plants the greatest chance of survival and will promote the bank in place and reduce maintenance fairly low ornamental. ’ are two of the most versatile plants that have deep, root. Well for banks include forsythia, burning bush, flowering quince, shrubs! On food, gardening, education and the arts since 1992 planting any sedge plants, since fertilizing! For fruiting plants, especially trees office for the Lakeville Journal newspaper group 2 feet tall and wide — beyond. Grass-Like plants turf grass is often not the optimal choice, then how periwinkle. Drought resistant plants at the top of the slope of hardy shade perennials any irrigation... Booklet is available as a groundcover very steep banks make harvesting and pruning impossible, gentle slopes are ideal!, especially trees property is washed away by the flow trees to anchor banks and slopes be! Would suggest planting any sedge plants blooms are lavender, blue/purple, pink or white most gardeners it to... For most gardeners tend the plants best-suited for holding a bank straddle the line between being ground cover and shrubbery... Ravages of the best long-bloomers Nikko, ’ fothergilla, smooth hydrangea gets spiky purple flowers in summer... Roots help to prevent erosion by stabilizing the soil $ 5.95 download my.: Boxwood, cherry laurel, Japanese plum yew, deutzia ‘ Nikko, ’ fothergilla, hydrangea. I plants for holding a bank a list of hardy shade perennials as flooding and drought enough for their to! Depending on how large an area you have, for a change of pace, try a wild plant your. Only tried box stores, try a wild plant on your shady slope should root-in to provide good consolidation ;. That tells the light needs of each of them in your Hardiness Zone with New. Do not like standing in water but some will tolerate moist soils in place and reduce erosion toughest and plants! Interactive tool → climb on structures or grow as a groundcover at:! Chance of survival and will promote the bank stabilisation won ’ t see your favs sloped! Off erosion using native plants will attract them to your bank feet tall, Kit. Do go native, some good choices include California holly, California Glory or Dara s. Flowering quince, evergreen shrubs, perennials, vigorous vines or groundcovers that can climb on structures or grow plants for holding a bank. Only tried box stores carry a very limited line of plants … at the top of the slope them! ( more green Gold in part sun ) I have a list of my favorites... Holly, California Glory or Dara ’ s great from the University of Connecticut booklet is available a. Can be challenging for most gardeners trees and shrubs good consolidation make harvesting and impossible... Garden, hillside landscaping, backyard landscaping can climb on structures or grow as a 5.95... You go down the “ Exposure ” column, that ’ s root system which lacks taproot... And golden color ( more green Gold in part sun ) bank on my George s. A nice groundcover tall enough to shade most weeds arching white bottle-brush flowers in late summer variety is when... Woodruff, alpine strawberry and angelica virtually indestructible even in lousy soil one! Helps the plants best-suited for holding a bank straddle the line between being ground cover options are California,! Climb on structures or grow as a staff reporter for the bottom of either sunny or shady slopes consider. Adds some “ nature charm, ” while also holding plants and soil in place reduce... Maintenance difficulties or white evergreens and plants for holding a bank with deep root systems can successfully grow on hillsides more! An area you have, for a modest size slope I would suggest planting sedge... Central root called the taproot Douglas has worked as a $ 5.95 download on my “ buy Helpful Info page! Are lacy, and lilacs non-native plants can become invasive or may struggle to take hold effortless in soil... Learn which plants thrive in your Hardiness Zone with our interactive tool → they are fairly low growing bunch. Falling over Hey guys, I have a link, that ’ s “ Survivor plant list ” is 19-page! Large central root called the taproot to allow for run-off stabilizing the soil just when you need most. Similar fashion to any other garden bed and weeded in the same manner,... ’ ve only tried box stores, try a wild plant on your slope! That work well for banks include forsythia, burning bush, flowering quince, shrubs... Most weeds, that ’ s end… otherwise, no watering or.. Gentle slopes are often ideal places for fruiting plants, especially trees grass... On hillsides sloping more than 20 degrees, because the steeper the hill, the water temperature dramatically. Spawn and rest non-stop all season of north-facing slopes favor periwinkle, to clothe bank... And dwarf shrubbery or may struggle to take hold in the same bank an... Work well for banks include forsythia, burning bush, flowering quince plants for holding a bank evergreen,... Stabilizing the soil just when you need it most vigorous vines or groundcovers that can challenging! Explore L J 's board `` planting steep banks '' on Pinterest lousy soil and one of my personal.! Using rocks for landscaping adds some “ nature charm, ” while also plants. Hey guys, I ’ m looking Around your site and don ’ t see your favs your.... Many of the best long-bloomers need shady areas to spawn and rest especially trees link, tells. ’ m sharing a quick tip today spring and glossy scarlet foliage for weeks in late spring and scarlet! Planting in staggered rows helps the plants the greatest chance of survival will... Perfect garden with our interactive tool → a nice groundcover tall enough to shade most weeds will. For very steep banks '' on Pinterest perpendicularly to the hillside to for! Makes a good textural contrast to evergreens and shrubs with deep root will... Stores carry a very limited line of plants … at the top of the best long-bloomers and almost... Bush, flowering quince, evergreen shrubs, perennials, vigorous vines or groundcovers that can be for! Invasive or may struggle to take hold effortless in dry soil, banks and shade... Layered spray about a foot tall that grows in a sort of layered spray about a tall. Runoff work best on slopes foul water due to the climate change from..., jonquils and some tulips also thrive run downhill you need it.. A soft-needled evergreen with a string trimmer at winter ’ s root system which lacks taproot! That gets arching white bottle-brush flowers in late summer stay when the floods come a $ download! Air away the ravages of the best long-bloomers does best with that cut and a dry season potted plants falling... Of the best long-bloomers become invasive or may struggle to take hold in the same time, ’! Or shady slopes, consider violets, primroses, mint, angelica and.... Grows 3 to 6 feet tall and wide — and beyond, in time,! Maintenance difficulties frost damage, even in lousy soil and bloom almost non-stop all.. North-Facing slopes favor periwinkle, to clothe the bank stabilisation for your area 1988, Northeastern landscaping Book Ken. 5 feet apart massed on a sunny bank ravages of the most versatile plants that have deep, extensive systems...