Popular grafted forms include mop top also known as the lollipop tree, lace lady a twisted, semi weeping form, and frisia with bright gold leaves. However, in recent years, this particular cultivar, frisia, has suffered from a range of problems, causing the ultimate loss of the tree. Often people pull up the suckers, believing them to be seedlings, but this action is counterproductive because it usually stimulates more suckers to emerge. The flowers are white or pink, in usually pendulous racemes. Robinia pseudoacacia inermis mop top robinia speciality trees. A very interesting small, compact form of gleditsia that will provide year round interest.
Robinia hispida rose acacia, also grows to around 8ft2. With two wide island beds on the left side of the steps at the top level, i felt that a. Robinia pseudoacacia frisia or the golden robinia is a deciduous tree with a broad canopy that often has an irregular outline. Ideal feature plant for courtyards and enterance ways. Robinia pseudoacacia, commonly known in its native territory as black locust, is a mediumsized hardwood deciduous tree, belonging to the tribe robinieae. On mar 15, 2008, distantkin from saint cloud, mn zone 4b wrote. Robinia false acacia how to plant, grow and care for trees.
In 1985 chris lucas realised that he could create the fantasy ball on a stick tree by grafting a rare dwarf form of robinia onto a tall straight robinia understock. Robinia pseudoacacia umbraculifera is a top worked, mop headed form of false acacia which forms a round and compact shape at maturity. Gleditsia triacanthos inermis elegantissima ellenby. Aug 29, 2018 robina psudoacacia inermis a small to medium size grafted deciduous tree with a compact rounded head of small pinnate bright green leaves. The surest way to stop recurrence is killing the parent tree which. How i knew i was going to find a place in my garden for it at the right time and was able to do so after a major renovation. Robinia kelseyi is a more compact growing variety height. Vigorous, fast growing genus of nitrogen fixing trees and shrubs. Any tree that can sprout suckers from its roots at a considerable distance from the parent plant may cause problems, both where it grows and in adjacent properties. Plant type, evergreen, outdoor, perennial, street tree, tree. Mop top robina garden trees, garden express, small gardens.
Garden express garden forums view topic robinia mop. Pinnate, green leaves, to 12 long, have up to 23 lance shaped or elliptic to ovate, blunt leaflets. Robinia psuedoacacia umbraculifera mop top blerick trees. Several years ago i wrote an article titled why i wont plant robinia pseudoacacia frisia again. It was about how i fell in love with a golden locust some 2o plus years ago when i first saw it in london. This attractive deciduous tree provides soft filtered shade with its open habit and pinnate leaf shape. Great specimen trees, and equally spectacular planted in a group. Beautiful tree with leaves rich goldenyellow from spring to autumn. Performs best in moist, deep, fertile soils in a position receiving full sun. Black locust robinia pseudoacacia is considered invasive by the minnesota dnr ecological threat.
A fast growing variety which is often grown as a standard with a ball of foliage which sits above a straight trunk. The latter suckers and is becoming an environmental nuisance, so to enjoy the benefits of the lovely robinias color and foliage, a rare dwarf form of robinia robinia umbraculifera was grafted on. Robinia pseudoacacia lace lady false acacia lace lady will reach a height of 2. It is a moderate grower with striking lime green foliage which intensifies into a vibrant, golden colour in autumn. White and yellow, perfumed, pea shaped flowers are borne on pendulous racemes in spring and are followed by reddish brown pods. Mop top robinia plant profile and landscaping uses. Robinia mop top standard tree this is the general garden forum where you can search existing messages for answers to your questions or post a new message for others to reply to. Inermis black locust robinia pseudoacacia is a fast growing, suckering, broadly columnar tree with usually spiny shoots. Plants are available in most nurseries throughout australia. However, before you plant a golden robinia it is important to be aware that this tree is very prone to suckering. I first came across this specimen on a trip to london in late spring, close to two decades ago. Robinia is a genus of flowering plants in the family fabaceae, tribe robinieae, native to north america and gilgit baltistan.
Australias favourite ask questions, share answers, ideas and photos or just have a chat. Can be planted alone or in groups in difficult areas such as small gardens, streets, malls and parks where space is restricted. Robinia pseudoacacia inermis mop top robinia trees. The pruning can be quite severe if the size needs to be reduced significantly.
Tough adaptable trees which tolerate most well drained sites. Inermis definition of inermis by the free dictionary. Black locust is a rapidly growing, deciduous tree that is native to north america. Robinia species, black locust, false acacia robinia. So when i love a certain specimen, i tend to use it with great abandon in my garden. Buy and sell almost anything on gumtree classifieds. Robinia psuedoacacia umbraculifera mop top is a very tough globeheaded standard that makes a formal specimen that can be clipped to shape.
Keeping our community safe covid19 safety precautions. Drought tolerant, low maintenance, planted in groups, specimen tree. See more ideas about garden, garden inspiration and plants. Plant doctor archive mop top robinias causing headache. Spineless standard form of the popular mop top robinia, this plant is grafted onto 1. Such was the case with robinia pseudoacacia frisia and purple robe. This was a vogue tree in australian gardens and landscapes during the 1980s and it is still tremendously popular today. They are are 5 yrs old and im thinking of cutting them down. We have three robinia mop tops planted about two metres apart. While we work to ensure that product information is correct, on occasion manufacturers may alter their ingredient lists. Robinia pseudoacacia umbaculifera is a fast growing deciduous tree with pinnate dark green leaves and a rounded growth habit. It is possible your poorlooking robinia is in a drier spot than the others and may be receiving fewer nutrients. Robina psudoacacia inermis a small to medium size grafted deciduous tree with a compact rounded head.
Outstanding smaller tree with rich golden yellow leaves spring to autumn. Trim to shape in the late winter to keep looking its best. Over the last two years they have started to produce quite a few. This tree is a thornless robinia with an upright growth habit. Many species have thorny shoots, and several have sticky.
Will grow to approx 5m, often used under power lines. It has pendant racemes of pea like flowers in spring and early summer. They are cheap to produce and as a consequence are very economical to. Commonly known as locusts, they are deciduous trees and shrubs growing 425 metres 82 ft tall. Prefers a full sun position and a good prune to retain dense. Actual product packaging and materials may contain more andor different information than that shown on our web site. Robinia mop top also known as false acacia botanical name. This cultivar has been available since the early 1800s and is much more popular in french and german gardens, where the. It is endemic to a few small areas of the united states, but it has been widely planted and naturalized elsewhere in temperate north america, europe, southern africa and asia and is considered an invasive species in some areas. The golden robinia, mop top robinia and other ornamental forms of robinia are attractive, small trees for warm to cool areas brisbane to perth and south and mountain areas but their suckering habit needs to be considered if these trees are chosen for a small garden. I must admit i find the whole robinia thing a bit mystifying. Pyrus mop top ornamental pears cleveland select salicifolia robinia mop top robinia flase acacia inermis 1. Excellent for use as a specimen or screening tree in gardens, courtyards, carparks and streets.
Moptop robinia, locust, robinia robinia pseudoacacia. I have heard horror stories about the mop top ones nightmare suckering but my r. Foliage is bright green, turning yellow in autumn and long, fragrant white flowers appear in late spring or summer. Seriously, when i remove robinia i do it in stages. Don looked at a street tree planting of golden robinias robinia pseudocacia frisia. Robinia pseudoacacia frisia is a popular yellowleaved tree, widely grown in many gardens and public spaces. Robinia pseudoacacia lace lady false acacia black locust. Prune when young to keep a dense form, otherwise can be brittle in the wind.
A love affair gone awry why i wont plant robinia pseudocacia. This member of the pea and bean family leguminosae was first introduced to europe from north america at the beginning of the 17th century. Invades primarily disturbed habitats, degraded wood, thickets and old fields crowding out native vegetation of prairies, oak savannas and upland forests, forming single species stands. Mop top robinia pseudoacacia umbraculifera mop top 400mm. Robinia pseudoacacia frisia problems rhs gardening. Black locust, especially in its many named cultivars. Hi i have 2 robinia mop top trees in my front yard and they have sent sucker roots into my neighbors garden some 15 meters away and send sucker roots throughout my lawn every year. Umbrella false acacia, top worked false acacia, mop headed. One of the most common mistakes i see repeated in forums is the use of undiluted glyphosate for stump control. Ideal for planting either side of entrances, along avenues and for planting into large tubs on sunny patios and balconies. Lovely clear yellow compound leaves with oval leaflets age to a deep yellow in autumn.
Mop tops have lush green foliage and grow quite fast. I have 2 robinia mop top trees in my front yard and they. For example, the mop top robinia, with the botanical name robinia pseudoacacia umbraculifera is grafted onto the black locust tree, robinia pseudoacacia. They were all planted at the same time by the previous owner several years ago. Naturally topiarised tree, compact and neatly rounded in shape, for small gardens and street planting. Its hanging clusters of scented, white flowers are a common sight in streets and parks in england in june and july.
I decided to plant 3 robinia pseudoacacia frisia on either side of the steps in a. Robinia mop top i love this tree with images garden express. At our house in geelong we have two mop top trees located about 24 metres from the house. Used widely as a street tree robinia pseudoacacia or the mop top robinia is a deciduous tree with attractive green foliage is fast growing and withstands poor soils and poor air quality. Winter hill tree farm is an advanced tree nursery in the southern highlands of new south wales growing and selling mature trees, advanced trees and big hedging plants. It is a hardy tree that likes a sunny position in a well drained soil. Robinia inermis can reach a height of 5m high and a width of 4m.
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