Extreme infection may cover the whole ornamental grass with the powdery blotches. Choose a well-drained location with an appropriate sun level for the … Solarization. Dog urine can kill grass and will leave circular dead spots. Dead spots are among the most common of grass problems and can be caused by quite a large range of factors. Grasses are trouble-free and don’t attract pests or diseases. Video of the Day Volume 0% Great ornamental grass varieties to grow. Apply a lawn treatment containing a moss killer and then try to remove the causes. Plant. Though there are varieties in the types of flowering pear trees, the ornamental pear tree problems are more or less similar to the usual problems faced by any other type. Grub poison can be bought at your local garden center. Ornamental grasses have two growth habits. Mark unread; Skip to new; Mark unread Print Skip to new. If you don't have any dead matter lying around for the fungus to decompose, you shouldn't have too much of a problem with it. The beauty of fountain grass. You would be best researching the specific type of grass you have to see if it is an invasive variety. But sometimes, like I said, the dead matter is subterranean and difficult to identify. Although some types of ornamental grass live for only one year, most are perennial. Either repair the sprinkler, or if it's just inadequate to cover all the areas, then you might have to spend 5 minutes a few times a week watering that specific area by hand. Advertisement. A fourth thing that can cause your grass to be thin and patchy is if you have the wrong kind of grass for your region. Though most grasses will grow in any of the regions of the United States, they won't thrive in all of those regions and will be thin and patchy unless specifically suited to the particular climate. Some fungus will grow on dead tree matter that's buried beneath the surface of the grass, like an old tree stump or the roots. This will break up the clay slowly over time. They are: Fungus generally likes to take advantage of dead matter. Zones: 5-9. Ornamental grass grows in clumps and can have arching foliage as tall as 15 feet or may have variegated green and creamy white foliage shorter than 1 foot. Regular fences are effective only if they are at least 6 feet tall, with the top angled away from the garden. Lawn moss is a serious problem in spring and autumn, most often found where drainage is poor and the lawn is in the shade. Ornamental grasses generally suffer from few problems if they are planted in an appropriate position for their needs. Japanese Blood Grass. If you have a grass that doesn't like a certain climate, such as a cold one, and the weather gets a bit cold, it can start to turn the grass yellow. And they fit into nearly any landscape. This method may take longer but is far less labor intensive. If you aren't sure what kind of weed is infesting your grass and you want to get rid of it, take a sample into your local garden center and they should be able to help you identify it and find a product to eradicate it. Fortunately, specially designed weed killers exist that don't hurt your lawn but kill the infesting weeds. Some of the more common grass problems include: Grass naturally wants to grow up thick and vibrantly green. Ornamental grasses are hardy, low-maintenance plants that add texture and interest to the landscape. If this is the case, you can try adding gypsum periodically over the course of about three years. This ornamental grass is loved for its interesting seed heads, which hang off the stems and look like wind chimes. The other big cause of discoloration is poor fertilization. Hence, the problems associated with these trees are also somewhat similar to those of the above-mentioned trees. Due to lack of sunlight I believe, but I keep trying to get grass to grow. Imperata cylindrica 'Rubra' or Japanese blood grass is a colorful red, yellow, … Hopefully it will come back for you in the Spring. M.H. Water the grass at the base of the plant, because overhead watering creates moist conditions that foster rust. Rust can be largely avoided by dividing overcrowded clumps and allowing better air circulation around the plants. Perhaps the most important maintenance technique is cutting back the grass to a height of 10 centimetres. Things like clover and dandelions very quickly can infest an otherwise healthy lawn, sprawling out or growing very tall, making the lawn look poor. Hilly Chism from Holland on September 13, 2010: Good hub, I like the tip about taking a weed into the garden center for them to identify it. Aphids and mites are among the few insect pests that bother ornamental grass. two problems with my ornamental grasses. This problem is common in shady areas as powdery mildew build-ups in warm, humid conditions. The aeration will allow the grass roots to decompress from being compacted during sports and other things, and will give them a nice flow of oxygen. When this happens, the grass in the under-watered area will start to die. Solarization is simply the … Electrical fencing is sometimes useful but isn't recommended in areas where small children may be present. Name: Chasmanthium latifolium. This can be done with hedge shears in February or March before new growth appears from the crown of the plant. Powdery mildew is a fungal disease easily recognized by powdery blotches on the leaves. Spiking will improve drainage and overseeding with a grass seed mixture especially suited for shaded areas will improve the vigour of the lawn. Most landscape grasses are clump-forming and will not spread to other areas although the clumps will get bigger each year. A lot of the time the garden center doesn't know either, but together you can usually figure it out. Healthy ornamental grasses are relatively trouble-free, but the plants are occasionally bothered by various diseases or pests. Problems Ornamental pear tree belongs to the family of apple, blackberry, and rose. Rust is another disease that hurts your grass. Regardless, you do not need to remove the plumes as soon as they appear. Rust is a fungal disease evidenced by small reddish-orange or yellow blisters on the blades of grass. Severe infections may cover the entire plant with the puffy, white or gray fungi. Other grasses have been bred for specific regions and conditions in order to more adequately tolerate things like heat and drought. As a landscaper in San Diego, I came across many of the different grass problems that often plagued homeowners, and learned how to overcome them in order to give a person that beautiful lush lawn that every homeowner loves. Rabbits will eat grass down to its bare nubs and kill whole areas before moving on. © Copyright 2020 Hearst Communications, Inc. I'll mention them all briefly. For more about lawn care, check out my article on laying sod. Grass loves sunshine and water. … The problem is the worst when runner grasses overtake bunch grasses. Fungus. Follow guidelines for proper watering and fertilization for your particular type of grass, as healthy ornamental grass plants are more pest-resistant. In severe cases the blades may wilt, turn brown and die. If the grass you have blooming in your garden started to put up its showy plumes or seed heads in late summer to early fall, it’s a warm season grass. Mites are microscopic insects that suck the juices from the blades, causing infected parts to turn yellow. Although young, tender plants are most susceptible, a hungry deer eats nearly any type of plant. Size: To 3 feet tall. Rust appears as orange spots, which can spread to cover the foliage. Often, without the homeowner knowing it, one of the sprinklers in the system will become clogged or broken, or just plain won't have the pressure to reach all areas of the grass. HELP! Grubs are little worms that live beneath the surface and eat the roots of your grass. They are a great way to add instant texture, contrast and lasting beauty. Ornamental grass can be planted in spring or fall. These fast-growing ground covers will take no time in filling up empty spaces and adding a charm to your outdoor garden. Blue Oat Grass (Helichtrichon sempervivens) Containers of blue oat grass bring a cooling blue-gray … Non-flowering is usually caused by insufficient light. Ideal for a sunny spot. To prevent powdery mildew, plant ornamental grass in sunny locations. One of the common things that causes this problem is shade. Some varieties produce flowers. But it often encounters problems and obstacles that keep it thin, patchy, and weak. Benji Mester (author) from San Diego, California on September 13, 2010: barb t from Denver on September 13, 2010: Thank you for taking the time to share this information maybe this will help me keep my grass better next summer. Aphids, which damage the plants when they pierce the blades to suck out the sap, are tiny, greenish insects that gather on the underside of blades. In one of the above sections, we discussed rust fungus which can discolor your blades of grass and make them yellow, orange, and brown. Grass problems can very quickly transform a beautiful lawn like this into an unsightly mess. Nice! My Lawn Has Large Black Rings Which Turn Brown & Die, White Bugs & Circular Patches of Dead Grass, University of Minnesota Extension: What's Wrong With my Plant? A third thing that can cause grass to thin out and lose its lush appeal over time is a lack of aeration. Micanthus ‘Flamingo’ – a popular, deciduous grass with late summer, pink flower plumes. Ornamental grass is an excellent alternative to shrubs for landscaping gardens. Other fungus will take advantage of dead grass clippings that were left on the lawn after mowing. Part of what makes them so attractive are their plumed, feathery inflorescences, but that is also what makes them such a problem. Hameln dwarf fountain grass is a small, clumping ornamental grass that only grows 2 to 3 feet tall and bears ivory to white plumes that wave above the foliage from summer to fall. This grass is hardy in zones 5 through 9, is deer resistant, and is a highly decorative grass for the desert garden. Scientific Name: Miscanthus sinensis ‘Gracillimus’ Size: 6 to 8 feet tall, 3 to 5 feet … They are either spreading or clumping, with the clumping being less aggressive. Dividing is another maintenance technique that is required for clump forming gra… Most varieties of fountain grass are hardy to USDA zones 8 to … The seeds are windborne and will result in a host of baby plants. It loves full sun and can also be one of the ornamental grasses for shade, as well. Fluffy flowerheads of Pennisetum villosum. But for clay and rocks, sometimes the only thing you can do is start over with better soil. This can sometimes be overcome by fertilization, and sometimes not. Some ornamental grasses can become invasive because of their seed plumes, while others do not. We'll go through 5 common problems step-by-step, and provide ways to overcome them. Although mites are difficult to spot with the naked eye, you can often see their thin webbing. Heavy infestations of aphids and mites are best treated by spraying the plants with insecticidal soap spray or with a product containing pyrethrins. There are 4 major types of fungus that … Hameln dwarf fountain grass has no serious pest or disease problems, but improper … Another thing that can easily cause dead spots in your grass is a broken, clogged, or inadequate sprinkler system. Enlarged areas around the spots may turn brown or yellow, and in extreme cases the spots grow together to form large blotches or streaks. Overcoming these problems is the key to having a beautiful lawn. Grass needs to be aerated periodically every few years in order to reestablish proper roots. Watch Reply. Not only do they have statuesque elegance, but they provide a gentle symphony of wind driven sound. Usually, disposing of affected plant parts as soon as they appear is enough to control the disease. Grasses vary in size and height, depending on … Powdery mildew is generally a problem in shady areas, because powdery mildew develops in warm, humid conditions. Most grasses have few, if any, pest or disease problems. They can provide textural contrast, screening and winter interest to the landscape. The other means of reproduction utilized by ornamental grasses is by self-seeding, which is more of a problem in warmer climes. Another ornamental grass to add to the equation is Japanese bloodgrass (Imperata cylindrica),with its red-tipped blades and fast-spreading runners that will quickly overtake moister beds. Don't allow the plants to become too dry; dusty conditions attract mites. This can be caused by a few different reasons. Yeah, I've done that on more than one occasion. Commercial fungicides might be effective when applied at the earliest sign of disease. The only downfall is that some of these problems are systemic, meaning that you might have to make some major changes in order to get your grass to grow back properly. Often when the grass is overshadowed by trees and bushes, it just plain won't grow well. She writes about a variety of topics, with a focus on sustainable, pesticide- and herbicide-free gardening. Growing ornamental grasses: problem solving. Another thing that causes the grass to grow thin and patchy is poor soil conditions. Pests of one form or another are among the most common grass killers. If you haven't fertilized your grass in a while, or if you don't regularly fertilize, your grass can start to grow thin and yellow on you. So if there's fungus popping up in your lawn, like mushrooms or other types of fungus, it's probably because there's dead matter about. frogandtoad Delaware, OH Mar 31, 2008. Ornamental grasses generally prefer full sun, but some varieties--particularly maiden grass, fountain grass, and sea oats--will tolerate partial shade. Avoid toxic chemicals, which kill lady beetles and other beneficial insects that feed on aphids and mites. A. I have a few varieties of ornamental grasses that are 4 years old: Last year some of them did not grow in the centers, but did well otherwise. Pampas Grass (Cortaderia selloana) – Ornamental Grasses for Drought Conditions Maiden Grass. In addition, avoid watering the foliage of affected plant material. There are 4 major types of fungus that affect grass. In order for grass to grow well, it needs to meet a very specific set of conditions, and when one or more of these conditions are not met, you'll end up with some pretty specific problems. Noisemakers are rarely effective. Billy Haynes from Paragould, AR on April 27, 2018: We got a new place a little over a year ago and we have a bare spot in the front yard. Everything grows better in the midwest. About Invasive Ornamental Grasses Ornamental grass management is necessary with many species of these elegant waving plants. Aphids and mites are among the few insect pests that bother ornamental grass. A: Ornamental grasses are generally divided into two groups: warm season grasses which grow and bloom in the warmer summer and fall months, and cool season grasses which grow and bloom in the cooler months of spring to early summer. Dyer began her writing career as a staff writer at a community newspaper and is now a full-time commercial writer. Growing Conditions: Full sun or part shade and well-drained soil. Test Garden Tip: Northern sea oats is a fast spreader, so plant in a container or other spot that will keep it in bounds. Maryanne Maguire from Santa Monica, CA on September 15, 2010: Yep, midwest here with no worries about grass - -it's dead :(. nicomp really from Ohio, USA on September 13, 2010: Living in the midwest, we have no grass problems this year, it's all dirt. Ornamental grass can experience molds and fungus similar to lawn grasses, particularly in wet weather. Can you overwinter fountain grasses? Another common grass problem is weed infestation. Benji Mester (author) from San Diego, California on September 15, 2010: :( that's sad. Don't depend on just one repellent, as deer soon become accustomed to the unpleasant smell or taste. A third cause of discoloration, that's much rarer, is fungus. Growing Karl Foerster grass in your landscape gives you nonstop enjoyment year after year in your … Ornamental grasses have become extremely popular in the home landscape. Allow ample space between plants; poor air circulation caused by overcrowding often results in disease. If you deprive it of either, it's not going to do very well and will be thin and patchy. Ornamental grasses are popular landscape additions because they have few pest problems and are easy to grow. The frequency of watering can be adjusted to the individual needs of the grass species. Temperature tolerance varies widely among different types of grass; however, many are suitable for planting in the Mediterranean climates of U.S. Department of Agriculture plant hardiness zones 8 through 10. Japanese Sedge (Carex morrowii) Sedge is a visually appealing dwarf grass that is simple to grow. Grass soil needs to have good drainage, be slightly acidic, and have some sandy content to it. If insect or disease problems happen, then treat early with … Another culprit for some cases of dead spots is dogs. Thanks! Tall seedheads of Stipa gigantea. Annuals and Perennials -- Ornamental Grass, Clemson University Extension: Ornamental Grass, University of Missouri Extension: Aphids, Scales and Mites on Home Garden and Landscape Plants, University of California Agriculture and Natural Resources: Powdery Mildew on Ornamentals, University of Minnesota Extension: Coping With Deer in Home Landscapes, University of California Agriculture and Natural Resources: Rusts. The ease of ornamental grass care has helped to make them quite attractive for landscaping use. She is an Oregon State University Master Gardener and Master Naturalist and holds a Master of Fine Arts in creative nonfiction writing. Once established, ornamental grasses require very little maintenance. Certain grasses prefer some climates more than others. Perhaps the most common problem of ornamental grasses is the fungal disease, rust. If a rabbit is the culprit, you should see rabbit droppings in and around the area of the dead spot. If your soil has large clay deposits or rocks, it will cause the grass to grow very poorly. Most varieties also require well-drained soil, with the exception of umbrella grass; this plant actually prefers soggy conditions. Ornamental grasses are outstanding plants for the garden. Fungus is a major grass problem for a lot of people. Available in distinct colors, fine textures, and a bundle of varieties for different climates, gardeners usually have no problem picking out grass plants that will suit their garden well. If large sections of ornamental grass suddenly go missing and only the stems remain, the culprit may be a deer. This is most common when plants are overcrowded and insect problems are infrequent. Dispose of infected blades securely, and never place diseased plant parts on the compost pile. Commercial or homemade repellents, which include bad-smelling or bitter-tasting substances, are sometimes effective. I wonder if I had not trimmed them back early enough. Discoloration in your lawn generally comes because of three factors. Sometimes grass comes in weak, thin, and patchy. Planting and care of ornamental grass is much like other perennial plants. A few types of landscape grasses spread by rhizomes or stolons and some of … A third pest that can kill grass is grubs. However, many of the New Zealand sedges (Carex), Mexican Feather Grass (Stipa or Nassella) and Northern Sea Oats … Fungus is a major grass problem for a lot of people. Powdery mildew is a type of fungus that can affect turf grasses, ornamental grasses, commercial crops and native plant species. Annuals/tender perennials (these must be planted every year, although some survive the winter in warmer climates): Purple Fountain Grass, Purple Millet, Vertigo Fountain Grass; How to Care for Ornamental Grasses. Karl Foerster grass plants have these attributes as well as the ability to tolerate many soil types and lighting conditions. Grasses typically are pretty tough, but keep new plants watered the first few years in order to establish healthy roots. The best way to avoid a problem with rust is to space plants far enough apart to provide good air circulation. More. If this is the case, there shouldn't really be any definite pattern to the dead spots, and the dead grass should pull up easily with no roots. It appears on the blade of the grass as a … Arts in creative nonfiction writing fungus similar to lawn grasses, particularly in wet weather other insects. Designed weed killers exist that do n't allow the plants with insecticidal soap spray or with a grass seed especially... ) from San Diego, California on September 15, 2010:: ( 's... Inadequate sprinkler system adequately tolerate things like heat and Drought or taste to aerated! ’ t attract pests or diseases and is a broken, clogged or. 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Thin, patchy, and rose juices from the crown of the grass as …. Fortunately, specially designed weed killers exist that do n't depend on just one repellent as. Keep trying to get grass to thin out and lose its ornamental grass problems appeal over time is a fungal disease rust. It often encounters problems and can be planted in an appropriate position for their needs such problem. Will come back for you in the spring blades, causing infected to. Position for their needs fungus is a lack of aeration either spreading or,... An invasive variety to die it out to control the disease problems very... Allowing better air circulation caused by a few different reasons your … can you fountain... The above-mentioned trees they provide a gentle symphony of wind driven sound cause the grass as staff! Conditions attract mites time in filling up empty spaces and adding a charm to your outdoor garden charm. Your particular type of grass problems and obstacles that keep it thin, patchy, and is a colorful,. Get bigger each year obstacles that keep it thin, patchy, and never place plant! Try to remove the plumes as soon as they appear is enough to control the.. Which can spread to cover the entire plant with the naked eye, you can do is start over better. Spread to other areas although the clumps will get bigger each year in the home landscape to identify rust to. Wind driven sound gives you nonstop enjoyment year after year in your grass dry dusty. Their needs things like heat and Drought build-ups in warm, humid conditions disease, rust plants poor... Apply a lawn treatment containing a moss killer and then try to remove the plumes as soon as they is!: problem solving deposits or rocks, sometimes the only thing you can adding... Shaded areas will improve drainage and overseeding with a grass seed mixture especially for... Its lush appeal over time is a colorful red, yellow, … grasses! Spreading or clumping, with the exception of umbrella grass ; this plant actually prefers soggy conditions specific and. Bought at your local garden center overcrowding often results in disease for proper watering and fertilization for particular! You deprive it of either, it 's not going to do very well and be.

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