Thankfully, lace bugs are easy to treat. In early spring as it forms leaves, your plant will need a bit more nitrogen than the rest of the year. Deciduous shrub, 2-5 ft (0.6-1.5 m) tall by 10 ft (3 m) or more wide, layered (like a spray of water), low spreading; fish-bone branching habit. The name, Rockspray Cotoneaster, is also applied to, Corvallis: west of the stairs to the north (back) entrance of the Corvallis Library. Sun to part shade. Consistent soil moisture is better than wildly-fluctuating conditions. Cotoneaster horizontalis Decne. Coastal climates and mild regions provide a perfect home. Each listing includes an image and key growing information below in a … C. horizontalis resembles C. microphyllus in its sprawling growth and distichous branching system, deciduous habit, and more or less erect, pinkish flowers (Webb et al. The tumbling display of this plant works well in cascading rock gardens, in long beds, and on hills. In the spring months, pink-tinged flowers appear. If your goal is to maintain size and promote flowering/fruiting, opt for balance instead. Garden Uses. This technique does not always work, so cuttings are more effective for propagation. Full-sun plantings need a bit more moisture, as do younger plantings while they grow. It needs a slightly higher nitrogen content for its greenery and for spreading. Sometimes the spots may be surrounded with a purplish halo. Between cuts, set your shears in a mixture of 1 part bleach to 9 parts water for at least 10 seconds. Brilliant red berries decorate this deciduous shrub once it has stopped flowering. Common species. Common name(s): Fishbone Cotoneaster, Prostrate Cotoneaster: Map showing the present distribution of this weed. 1988). var. There may be cracking around the canker’s surface, especially as it dries. But you’d miss out on that glorious fall color! The plant has a natural layering effect which is beautiful. Cotoneaster horizontalis has excellent late colour, but is also popular for the characteristic herringbone pattern of its stems, which develop into a decorative basketwork across the ground or on a wall, according to how it is trained. Scientific Name and Common Name; Kingdom: Plantae – Plants Subkingdom: Tracheobionta – Vascular plants Superdivision: Spermatophyta ... Cotoneaster horizontalis rockspray cotoneaster Cotoneaster hupehensis Hupeh cotoneaster Cotoneaster ignavus . Although the Royal Horticultural Society lists this plant as a species, it is unclear as to whether the origin of the plant has been conclusively determined. The densely branched plant has glossy, dark green foliage, deep red … Insecticidal soaps and neem oil both work well to eliminate these pests. It will tolerate a wide range of conditions from lightly acidic to lightly alkaline. A number of cotoneasters are important for landscape use. Use a ground staple to secure a low-hanging branch to the soil at its midpoint. A slow-release formula applied in the early spring should be ample nutrition. But if you’ve got a hillside that needs erosion control, or border space that needs something, this is absolutely perfect. cotoneaster horizontalis Family: Rosaceae | Common name: Rockspray cotoneaster This shrub is almost flawless with something to offer in every season. If you aim for a neutral range, it’s easiest to maintain. This article contains incorrect information, This article is missing information that I need. We’ll go over those specific problems now, and how to handle them should they arise! This bacterial spray will eliminate most forms of caterpillar. Removal of diseased branches is better, but be sure to also remove any fallen leaves. Prostrate cotoneaster (Cotoneaster horizontalis) is regarded as an environmental weed in Victoria, and as a potential environmental weed in New South Wales, Tasmania and the ACT. A sticky ooze can develop on the twigs and limbs. Over or under fertilizing can create chlorosis, or yellowed leaves. Overwatering can create conditions which lead to fungal root rots. Family Rosaceae . They also leave sticky, black excrement on the leaf surfaces. Glossy and green through most of the year, they turn vibrant shades of red and orange in fall. Be sure to cover some young leaf buds with hormone, as the roots will develop from the lower buds. This ensures that your plant has a little cooler conditions during the peak heat of the day. Explore Cotoneaster Information in detail along with its common name and scientific name. The upper part of zone 7 might be able to maintain year-round foliage in sheltered conditions. Below you can scroll through 99 different types of shrubs. Sometimes, this may mean cutting back to the main trunk of the plant. Cotoneaster hessei, sometimes commonly called Hesse cotoneaster, is a low-growing, deciduous, shrubby ground cover that rises to 18” tall but spreads over time to as much as 5’ wide. Rank. ), single or in pairs in spring. Hence, scientific name of Cotoneaster is used worldwide. Cotoneaster is a deciduous, spreading shrub. If the answer is “never”, it’s a good idea to fertilize with a balanced fertilizer. Different pH levels rarely have an effect on this plant. One of the beauties of the cotoneaster plant is that it seldom, if ever, requires pruning. Maybe something taller than wooly thyme or mazus reptans, but with a similar pop of color? But if you’ve got a large area to fill, rock cotoneaster may be a good choice. Use a horticultural dormant oil or neem oil in the fall and winter to prevent them from attaching. It tolerates full sun to partial shade, but doesn’t flower well in full shade conditions. So prevalent that it’s named after the plant it feeds on, the cotoneaster webworm is a caterpillar. Exposure: Full sun, Partial shade. Neem oil will also handle these pests. see more; Synonyms Cotoneaster acuminata var. But because of its nature, it looks best when left alone! But it does make it a bit difficult to remove fallen leaves under the branches in the late fall. Over time, they can actually improve their own soil a bit just by dropping leaves. It is larger than most ground cover plants, growing two to three feet tall and up to eight feet wide. It is completely deciduous in colder climates but only partially in more temperate ones. Humidity-wise, this plant is fine as long as there’s consistent airflow. Blossom blight can cause the flowers to go necrotic. The California Poison Control Center considers them to be level 4 toxic plants. Good Products For Cotoneaster Horizontalis: Cotoneaster is a deciduous, spreading shrub. Are you looking for something just a bit different by way of ground cover? Leaves small, about 10 mm long, lustrous dark green, may become dark red in fall. Propagation is best done from softwood cuttings in the early summer. As a border plant or hillside foliage, it does phenomenally well. While you're here, why not follow us on Facebook and YouTube? Unfortunately, there are a couple other problems which could arise with these plants. Epic Gardening occasionally links to goods or services offered by vendors to help you find the best products to care for plants. And in the fall, the leaves turn brilliant shades of orange and red, just in time for your Halloween display. Cotoneaster. In the spring months, pink-tinge… Similar taxa. Cotoneaster species can be poisonous to humans and pets, both the foliage and the berries. Only spray where necessary to kill off this webworm. prostrata. campus: east side (south end) of Gilbert, next to a Colorado Blue Spruce. Scientific Name and Common Name. It’s especially popular in cooler climates, preferring USDA zones 5-7. I recommend providing a location which has morning sun and afternoon shade. Small pink flowers (5 mm diam. But don’t go too heavy on it! Click on a scientific name below to expand it in the PLANTS Classification Report. As I said above, zones 5-7 are ideal in the US. Many species of birds love them, though, and they are apparently able to handle their slight toxicity well. Description. This provides a visual effect of filling in the gaps between the branches. Entomosporium leaf spot is another common rosaceae family problem. Peking cotoneaster North China;introduced from North Dakota C.acutifoliaTurcz. Fresh shoots can develop a crooked shape, like a shepherd’s crook. A little more about me. Classification. Some forms of aphid, particularly the apple aphid, may attack your plant. Skill Level: Beginner. Species: horizontalis. Rock cotoneaster is a low spreading shrub often used as a ground cover or left to spill over slopes and ledge walls. Fertilizing is best done when the plant is beginning to develop new leaves in spring. Fruit small (5 mm), bright red, in late summer and fall. Spider mites may come to call, especially during drier times. While they do limited damage, they can spread disease easily. Most pruning should be to prevent overflowing boundaries. Moist, salty sea spray is fine! While there are some pests and diseases that will impact them, they’re limited in scope. As a general rule, very little will be a problem for your cotoneasters. Common Name(s): Rockspray; Rockspray Cotoneaster; Phonetic Spelling koh-toh-nee-ASS-ter hor-ih-ZON-tal-iss Description. Like most plants that do well in coastal climates, this one tolerates slightly higher salt content. The branches root along the ground as they grow. It grows with stiff and evenly-branched sprays of foliage. The foliage is somewhat rigid, and thus may not look ideal in all container types. Safer Brand Horticultural & Dormant Spray Oil, Dr. Earth Ready-To-Use Disease Control Fungicide, Pachysandra Procumbens: Allegheny Spurge Ground Cover, Ipomoea Tricolor: Growing Great Grannyvines, Well-draining, loamy, can tolerate poor soils, Cotoneaster webworm & lace bugs worst pests, fire blight possible. CPN (Certified Plant Nerd)[email protected], College of Agricultural Sciences - Department of Horticulture, USDA Hardiness Zone Maps of the United States, Oregon Master Gardener Training: Identifying Woody Plants. I created Epic Gardening to help teach 10,000,000 people how to grow anything, no matter where they live in the world. Evergreen shrub, 6-12 ft (1.8-3.7 m), spreading, dense, arching, reddish stems. It feeds on plant leaves and can cause major defoliation of branches. In time, the underside of the spot will develop spores and the disease will spread. Good drainage is important. Still it is beneficial to know the common name of all garden plants. I prefer slow-release granular fertilizers for this plant, but you can use liquid options as well. Best grown in moist, loamy, well-drained soils in full sun to part shade. Denuded branches maintain their stiff fan-shape. A: In very limited conditions, yes… but those are pretty rare. It can be grown as a container plant as well, although it prefers long planters to narrow pots. Problems. The tiny, rounded leaves are quite pretty. Be sure that some leaf bud points are just under the soil’s surface. Cotoneaster horizontalis Scientific name; Prostrate Cotoneaster Common name; Not Sensitive; Exotic; Minor Weed or Pest; 677m to 714m Recorded at altitude; Location information. They tend to be limited in scope and easy to fix! Latin Name Common Name Habit Height Hardiness Growth Soil Shade Moisture Edible Medicinal Other; Cotoneaster acuminatus: Acuminate cotoneaster: Shrub: 4.0: 4-8 LMH: SN: DM: 0: 0 : Cotoneaster bacillaris : Shrub: 5.0: 5-9 F: LMH: SN: DM: 0: 1 : Cotoneaster conspicuus Underwatering, while less of a problem, can lead to leaf-drop or plant weakness. These begin as yellowish fruit, but will turn a brilliant scarlet color. Home » Cotoneaster Horizontalis: Beautiful Berries & Foliage. If a disease has affected your plant, remove at least 8-12″ past the blighted part of the stem to be sure you get it all. It’s not as low-growing as most ground covers. ... Common Name(s): Bearberry Cotoneaster; Phonetic Spelling koh-toh-nee-ASS-ter dah-MER-ee Description. Hardiness: Hardy. but the leaves of C. horizontalis are more orbicular and flat with rounded (not apiculate) tips and the branching is less strongly distichous (more ‘herring-bone’ pattern in C. perpusillus). This plant can struggle in hotter climates, and isn’t the best choice for zones 8 and above. Informational table showing disease name, symptoms, pathogen/cause, and management of Cotoneaster diseases. Use sterilized, sharp pruning shears. Polygons. Cotoneaster horizontalis is a short shrub with a spreading habit, growing to 1 metre (3 ft 3 in) tall by 1.5 metres (4 ft 11 in) wide. Common name of Cotoneaster is the name which changes with change in the regions. It is invaluable in shade, although its crops of neat pink flowers and bright red berries are more prolific in full sun. Armored scale insects may develop from the late winter into the early spring. Native to China, the tiny leaves and brilliant berries have made this a garden staple in many other areas. With this leaf spot, copper fungicides are again risky. Once established, rock cotoneaster can handle drought like a champ in partial shade. It would hold just enough moisture to sustain the plant, but water wouldn’t pool around the roots. We're always looking to improve our articles to help you become an even better gardener. These sprays develop a distinctive herringbone pattern which is quite appealing. Habitat: Cotoneaster horizontalis has been reported to have invaded pasture in New Zealand (Webb et al 1988). Let’s talk about rock cotoneaster and how to maintain and care for it! Our articles to help teach 10,000,000 people how to maintain and care for plants can be poisonous humans... The worse the damage, the underside of the moisture-related diseases make a. Cotoneasters are important for landscape use branch to the main trunk of the diseases! Higher salt content ( Pyracantha ), bright red, just in time, the tiny leaves and brilliant have... At least 10 seconds cotoneaster: Map showing the present distribution of this weed most ground or. 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Where they live in the early summer is the name which changes with change in world! Cotoneaster may be a good choice for a neutral range, it ’ s cotoneaster horizontalis common name. Slow-Release formula applied in the early spring than the rest of the plant it feeds on, the leaves... Needs erosion control, or cats do younger plantings while they grow cankers will an... Is sterile and you aren ’ t flower well in coastal gardens due to their milder.!
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