See more ideas about grass, ornamental grasses, perennials. Additionally, if you fail to space these plants far enough from each other (at least three feet is recommended), they may suffer from a lack of air flow and be subject to tar spot. This grass does not tolerate hot, humid summers and flowering may be reduced under those conditions. Another advantage of container gardening is the ability to shuffle plants, making new combinations over the course of a season, as plants go on and off peak. This plant typically thrives just on the rainfall it receives. borders, accent, containers. A strategically placed clump of blue oat grass (Helichtrichon sempervivens) can add a cool touch to the mid-summer garden. It's hardy to -25 degrees F. Blue oat grass shows graceful cascades of silver-blue blades form neat ornamental clumps that combine well with other grasses. Yellow to light brown flower spikes that are two to three times the height of the foliage, May through August. You can Grow these blue oat grass companion plants are blue junipers , blue mist spirea, dwarf lobelia , blue daze ,blue spruce etc that will look good as a companion plant in most of landscapes. Container specialist Annie Huston of Columbine Design in Denver prefers purple fountain grass grown as an annual. Blue oat grass is considered drought-tolerant, though it should be noted that periods of drought can induce a semi-dormant state in the plant. Container grown grasses are also easier to control and they looks stunning when grown with flowers. This native of California and Arizona got the common name bamboo muhly because of its notched stems and bamboo-like foliage. Blue Oat Grass, botanical name Helictotrichon sempervirens, is suited to USDA zones 4-9, with full sun. Name: Helictotrichon sempervirens. Blue oat grass is spiky, spunky and blue — characteristics that invite comparisons to blue fescue. Blue oat grass companion plants. Leatherleaf sedge grows 1 to 2 feet tall, with fine-textured, upright foliage. Container-grown ornamental grasses are also much easier to divide. Although they are not true grasses, their leaves can be very grass-like, and they are used for similar landscape purposes. Other good choices include Miscanthus sinensis Variegatus', M. sinensis 'Autumn Morning', and M. sinensis condensatus 'Cosmopolitan'. Or, if you have space in a sheltered spot, like a greenhouse, garage, or basement, simply place the containers inside to overwinter. Deer and rabbit-resistant. The narrow-bladed leaves grow 3 to 5 feet tall, with flower spikes that extend to 4 or 5 feet. It reaches a height and spread of 2 ft. to 3 ft. It grows 12 to 18 inches tall with a gracefully arching growth habit. Carex morrowii ‘Evergold’, ‘Eversheen’, ‘Everest’, ‘Everlime’, ‘Everillo’ (S) 12-18 inches high, 24 inches wide Green gold, green/lime, green/white, lime green, all gold. Blue oat grass is a low-maintenance grass but would require routine trimming. Blue Oat Grass (Helichtrichon sempervivens) Containers of blue oat grass bring a cooling blue-gray … Size: To 4 feet tall. Introducing "One Thing": A New Video Series, The Spruce Gardening & Plant Care Review Board, The Spruce Renovations and Repair Review Board. Blue Oat Grass is at home in desert gardens as well as in the traditional perennial border. It seems everyone wants Hakone grass once they see it. ‘Sapphire’ is also known by its German name, ‘Saphirsprudel’, or by another translation, ‘Sapphire Fountain’—all are the same plant. In summer, spikelets of tiny blue-green flowers bearing seeds appear at the top of the tall grass stalks in groups called panicles. In addition, some plants grown in containers lack the necessary nutrients for sustained healthy growth of foliage in flowers. The airy growth habit has a softening effect and the white on the leaf margins brightens the garden. Sometimes a container calls for something short. Feb 11, 2016 - Growing ornamental grasses in fun, you can decorate your house, garden, balcony or patio with them. How to Grow Texas Sotol (Dasylirion texanum), 12 Best Ornamental Grasses for Your Landscape, 10 Best Ornamental Grasses for Containers, 13 Types of Colorful Ornamental Grass for Fall, Golden Japanese Forest Grass (Hakone Grass) Plant Profile. Best in full sun and a moist, well-drained soil. The downside is that when you grow grasses in containers, they are less hardy—generally by about two hardiness zones. The distinctive blue hue that this plant is known for is most prominent in dry climates. If you determine that the plant is faring poorly in the soil conditions, you could opt for an organic fertilizer that will be easily utilized by the plant—like compost, leaf mold, etc. Exceptionally hardy, it can grow year round. Generally speaking, you won’t need to water blue oat grass often or much once established. Leymus can spread too quickly in a garden bed, so it is an ideal specimen for containers. There are many cultivars available, ranging from 1 to 12 feet in height, with attractive sword-shaped leaves. From afar, its large clumps and projected flowers are commanding and regal, but up close they bend and sway in a soft way, with long blue-gray blades radiating out from the center. Blue oat grass maintains its attractive light brown fall color through the winter. One of the most popularly grown grasses, Miscanthus sinensis does just as well in containers. Be the first to review “Blue Oat Grass” Cancel reply. By using The Spruce, you accept our, Blue Oat Grass (Helichtrichon sempervivens), Japanese Forest Grass (Hakonechloa macra 'Aureola'), Feather Reed Grass (Calamagrostis x acutiflora 'Karl Foerster'), Japanese Silver Grass (Miscanthus sinensis 'Morning Light'), Japanese Sweet Flag (Acorus gramineus 'Ogon'), 12 Fall Plants for Container Gardens and Hanging Baskets, 20 Best Tall Plants for Container Gardens, 12 Best Ornamental Grasses for Your Landscape, 8 Best Ornamental Grasses to Add Privacy to the Garden, 15 Best Zone 7 Plants to Put In Your Garden, 15 Recommended Flowering Shrubs for Your Home, 18 Yellow-Flowering Plants for Your Garden, 30 Easy-to-Grow Perennials for Beginning Gardeners, 11 Great Fragrant Trees for Your Landscape. In spring, pull away the old dead leaves to maintain a fresh look of the grass. Plant beside landscape boulders, in rock gardens or at the edges of natural pools. Fountain grass is a natural for containers, filling the pot with its fountain-like, arching habit. Water newly planted clumps of blue oat grass every week or so for the first growing season to encourage a … Growing ornamental grasses in containers is a great way to feature grasses without letting them branch out and taking over your whole garden. Left undivided, ornamental grasses can even split their pots. The plant is also very tolerant of environmental salt, pollution, and urban environments—making it adaptable for use in all types of landscaping. Despite the fact that this plant is not poisonous, it has proven to be relatively deer-resistant, making it a good chance if these animals frequently are looking to graze your garden. 'Karl Foerster' has wonderful, tall flower plumes that create an eye-catching focal point when grown in a container. Feed the plants with a high nitrogen fertilizer a couple of times during the summer, and you will need to cut them back each early spring and late winter. Gardener Les Brake of Willow, Alaska, just can't have enough blue oat grass. Despite its appearance, Japanese sweet flag is not technically a member of the grass family, but is more closely related to the sedges. Plant beside landscape boulders, in rock gardens or at the edges of natural pools. Well-behaved and highly charming, Blue Oat grass (Helictotrichon sempervirens) is a showy ornamental grass that grows in attractive, round clumps of gracefully arching narrow steel blue leaves. Blue oat grass (Helictotrichon sempervirens) 'Pendula' Lovely, evergreen, clump forming grass which has flat, linear leaves which are a stunning blue/green colour. The most popular way to propagate an ornamental grass like this one is by division; usually this is done every three or four years in the spring before the growing season commences. These gradually turn to wispy brown plumage as fall approaches—imitating the appearance of oats. Plant blue oat grass in full sun and well-drained, average-to-dry soil such as that found in rock gardens and curbside planting beds. These plants require just average to dry soil moisture conditions, rarely self-seed, and just require occasional cleaning of dead growth by hand or with a rake. Instead, ornamental grasses do best when planted in a mixture of compost, topsoil and a small amount of grit (such as fine gravel or perlite). This Blue Oat Grass cultivar is reported to have … Using the shovel or spade, cut the plant from the crown into two or three pieces of roughly equal size. Design Ideas Blue Oat Grass is at home in desert gardens as well as in the traditional perennial border. Containers of blue oat grass bring a cooling blue-gray to the garden, as well as a gentle rustling sound and a texture that makes you want to reach out and touch the plant. Blue Oat Grass. How to grow Helicotrichon sempervirens (Blue Oat Grass) Commonly known as Blue Oat Grass, this is a lovely and popular ornamental grass featuring distinct, blue foliage. Helictotrichon sempervirens ‘Saphirsprudel’: This variety is very similar in appearance to conventional blue oat grass. However, in some climates with mild winters, blue oat grass retains its characteristic blue-green color throughout the winter season. Marie Iannotti is an author, photographer, and speaker with 27 years of experience as a Cornell Cooperative Extension Horticulture Educator and Master Gardener. high. To propagate blue oat grass, do the following: For pet owners and animal-lovers, you’ll be happy to know that blue oat grass is not toxic. At 6 to 12 inches tall, Japanese sweet flag adds a beautiful gold color and the familiar sweet scent that gives it its common name. They can add a visual charm at any place if you grow them in containers. Julie Thompson-Adolf is a master gardener and author with 13+ years of experience with year-round organic gardening, seed starting and saving, growing heirloom plants, perennials, and annuals, and sustainable and urban farming. The foliage is a light, silvery blue-green color, with tan colored panicles and blooms. Blue oat grass grows as an upright tuft or mound, reaching a height 2 to 3 feet when in flower. If you decide to go with a conventional fertilizer, a 10-10-10 formula is typically recommended for ornamental grasses. However, you can always treat ornamental grasses in containers as annuals, replanting them each year. This fine-textured grass makes a striking accent in a container or the landscape. Replace one section of the divided plant back into the original hole. For this reason, heavy clay-like soils are not ideal. For example, an ornamental grass rated for USDA hardiness zone 5 when planted in the ground typically is hardy only to zone 7 when planted in a pot. It also has a tidy mounded habit and won't spread and take over your garden. Here are 10 good choices for ornamental grasses to grow in containers. Its graceful stems emerge in late spring and are topped with tan, oat-like seed heads. It thrives in sun and heat and can take a bit of neglect in a container. Sedge plants can get lost in a crowded garden, but when grown in containers, their bronze tinged leaves gleam in the sun while the narrow blades pick up the slightest breeze. You can easily pull out dead, brown stalks of grass by hand or use a garden rake to comb through the clump and remove old growth. Plant Care. The rich, burgundy color of the 'Rubrum' cultivar makes it a favorite even where it is not hardy. The 'Morning Light' cultivar is noted for having thin green leaves with white variegated margins. The pink color and fuzzy texture of the flowers provide further contrast with blue oat grass ‘Saphirsprudel’. Growing Conditions: Full sun and well-drained soil. Being Grown in Containers . Its petite size and vibrant color makes it an excellent little accent plant in rock gardens and small beds. When grown in containers, its leaves glow in the sun and … Almost all of our container trees, shrubs, perennials and grasses can be unloaded by hand, you will just need to make sure there are more than one set of hands. New Zealand flax is frequently used and seldom recognized. Although feather reed grass needs a bit of protection from the hot sun, it can survive winters in containers down to zone 6. When growing ornamental grasses in pots rather than in the ground, the normal garden soil recommendations do not apply. Other than that, the major maintenance is dividing them when they outgrow their containers, which can happen quite quickly. It grows to about 5 feet tall. For this shallow-rooted grass, the pot only needs to be 6 to 8 inches deep. Container Sizes; Blue Oat Grass, Helictotrichon sempervirens, supplies the landscape with spiky tufts of unmistakable blue ornamental grass. Winter interest is provided by the foliage of blue oat grass ‘Saphirsprudel’ and the flowerheads of Sedum ‘Autumn Joy’ that dry on the plants and persist. It’s capable of growing in areas with part sun and part shade, but it may become leggy under these conditions. Anything with too much nitrogen can cause the plant to overproduce foliage and underproduce flowers, leading to a leggy, poorly flowering specimen. It grows as a mound up to 1.4 m tall and 60 cm wide producing slender leaves that have a graceful arch. It’s also non-toxic to humans, though not considered an edible plant. We did not plant it in a large pot, didn't think anything could grow like that in our weather and ended up pulling it out as it spread unchecked through the garden. Wet, clay soils may lead to root rot. Other varieties to try include Pennisetum 'Burgundy Giant' and Pennisetum orientale. Too much retained water leads to rotting of the roots or crown. Beige panicles are produced June through August, eventually achieving a light brown hue by fall. Depending on how dense the root ball is, it might take lots of muscle, a sharp tool, or a chainsaw to complete the task. Sedges are not really grasses, but this one is included because sedges do not get the notice they deserve. Perennialresource.com Blue Oat Grass. Standing out among ornamental grasses for its blue-green foliage, the blue oat grass plant offers a unique aesthetic and easy maintenance for gardens and landscaping. Resembling Blue Fescue (Festuca Glauca) but significantly bigger, it is the best of the mid-sized blue-leaved grasses. Blue oat grass is a striking evergreen perennial grass with distinctive blue-gray foliage and a clumping habit that can reach 24-30 in. 'Aurealoa' is a cultivar that has golden-striped leaves that change to gorgeous copper-orange tones in the autumn. So, what are the best ornamental grasses for containers? Blue oat grass in 5b is a beautiful grass, but be warned it is HIGHLY invasive in good growing conditions.Would recommend planting in a large pot to control it's growth. It prefers full sun and is a great small grass for containers. Pests and disease are generally not a problem for blue oat grass plants, though they can develop rust in overly humid conditions. Helictotrichon sempervirens • Zones 4 to 8 Planted in a border or container, or used as a stand-alone accent, gardening with ornamental grasses like the blue oat grass makes a big statement in any backyard. When the plant goes into dormancy each winter, you can trim foliage down—leaving several inches above the crown of the plant. Buy It: Blue Oat Grass, ($12, Direct Gardening) It's tough to beat blue oat grass for a low-care plant with steel-blue color. Learn tips for creating your most beautiful (and bountiful) garden ever. As ornamental grasses become garden staples, they are finding their way into more and more container gardens. The actual hardiness of a container-grown ornamental grass depends upon its exposure, the material of the container, weather fluctuations during the winter months, and how well you winterize it. Blue oat grass is well suited as a contrasting element in mixed perennial plantings, rock gardens and containers. These plants are also tolerant of environmental salt in the soil and are not adversely affected. In addition, some plants grown in containers lack the necessary nutrients for sustained healthy growth of foliage in flowers. Blue oat grass can adapt to life in a container, but you’ll need to take steps to ensure that the soil has adequate drainage. Brown fall color through the winter of 2 ft. to 3 ft shade when grown in new... 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