Join Yahoo Answers and get 100 points today. However, as the Purple Robe Locust will bleed if pruned when the sap is running in the spring, you should prune either in the winter when the tree is dormant and you can clearly see the shape of the tree, or in late spring/summer after the leaves are fully out. Some of its leaves yellow and fall off during times of drought. Unlike many fast-growing trees, though, the honey locust does not have invasive roots or weak wood. 4. 1987. Robinia "Purple Robe" This lovely tree has the wow factor aplenty in Spring when it produces masses of perfumed, purple/cerise coloured blossoms, which droop down attractively like a Wisteria (hence the pet name "The Wisteria Tree"). Small branches of the Black locust fall easily during storms. and a spread of 32ft.. The bare limbs appear alive although they are leafless. Is this a result of over-watering? Recurrence of wilt in ensuing years is unpredictable, as is its severity. ‘Purple Robe’ Black Locust1 Edward F. Gilman and Dennis G. Watson2 INTRODUCTION This cultivar of Black Locust probably grows to about 40 feet tall with a spread of 20 to 35 feet (Fig. (4ki*e&Ò ãi… ‚x&’Ð1ýu¦Úi&\é> àˆZmxµÞ¥ˆG6PÓm>ha'ã`ʨ#âÓmw‹jÚ ”ôã*ù'ii=2+÷Q´Ú ÇO$õ§„Âg8®ÛQmNƒYªÃŠŠã†\*~@ðiÂǽ»Ã Ôáƒ=uõ22æÎAUÛµƒgJª–íVÛDê™îdGÖő^›3±"ÛV9Èzíö-„Îï Õªf¡8@¢Ã!mš}ÖêÃz°¬-ßNúÇ!=ÛM0Èb؄Ôé´IÁþIÛ qáBgdö­(yáC]á¨Ðam¦)¸A4•MR‚væJÆsHXUda¤âTE Â`˜¢Px!ÇNø…°ˆM˜î ä4%Âd¦¤@Žë0IXOA…$a14‡Mv¼›´DÄ ¨ÚL㨤ƩÐL#'œ›’ÞpA“ {"ŽÒt4Âdt¤n»5 šP¬óŸ‹ ™‹T6ދ`ҙTXOÚ`Œ=jC 鑊vE¡KN‹SG Twisty Baby® black locust (Robinia pseudoacacia 'Lace Lady'): Smaller size tree (20 feet high by 20 feet wide) with contorted limbs. 574 p. Still have questions? Chronic symptoms include small, yellow foliage, leaf scorch (marginal browning), slow growth, abnormally heavy seed crops and dieback of shoots and branches. The Black Locust Tree grows well in USDA Hardiness Zones 4-9. I have a three year old Purple Robe Locust tree on the East side of my house. Foliage is blue-green in summer, turning yellow-green in autumn. Trees send out underground root suckers that not only become a maintenance problem but also can disrupt nearby gardening areas. 1). Diseases Middle-aged ‘Purple Robe’ Black Locust. Fast growth rate. It is native to the southeastern United States, but has been widely planted and naturalized elsewhere in temperate North America, Europe and Asia and is considered an invasive species in some areas. Hardy to zone 3, this locust prefers full sun, is tolerant of most soils and fixes nitrogen. Cornell University Press. Still its faults are considered minor enough that several communities use it as a street tree. About Purple Robe Trees. Purple Robe Black Locust Tree Fast forward to early September, I noticed what I thought were wasps running all over the tree. At closer look and some research, I found these insects are actually locust borers , ( Megacyllene robiniae). "Purple Robe" black locust (Robinia pseudoacacia "Purple Robe") can grow in some of the most difficult conditions and on a variety of sites. Growth Rate: 24 to 36 Inches per Year. Chambersville Tree Farms, Inc. was established in 2004 to supply North Central Texas with quality trees and shrubs, at competitive prices. They may "recover" and perform fairly well with some environmental manipulation. It thrives in many difficult growing conditions. Can the black pepper in herb tea irritate GERD. Trees along the highways in the south can be seen in summer riddled with damage from this pest. –qȚ­a4CA…„™ö It grows as much as 20 feet in the first 10 years and can eventually grow 70 feet high. Deciduous trees can be pruned at any time to remove dead or diseased branches. I deep root fertilized with Superthrive when I first noticed the leaves dropping. This tree is susceptible to Verticillium wilt. Landscape trees with recent wilt symptoms should not be removed immediately. äV¤pŒÄP­"D¡2+´¿Ù 4!„)…RþU…ûx~9V BôҊoíÛªI5jDÙVšÂ÷]ºÂBÏã A b0¬ØUëA9xðe„t™@`0˜¥ÒN§mXHî΄0ÂCIRI¢‘*҂tA‚„‚¥•°ƒÔ„KX'°Ñ We have really enjoyed the flowers and it’s rapid growth shading our back deck, but the huge roots that spread ouT from it allow it to grow a new tree in every direction and the flowers are so high now that it isn’t as gorgeous from the deck. It appeared healthy before this. Locust is an encompassing term used for both black locust and honey locust, related members of the pea family. Fungicides will not cure infected trees. Purple robe black locust (Robinia pseudoacacia 'Purple Robe'): Flowers are deep rosy-purple; new foliage emerges tinged with purple and matures to a bronze-green color. Answer: The locust trees are subject to leaf diseases such as rust and powdery mildew. Would you recommend the best treatment and course of action - … Purple Robe Black Locust - Robinia pseudoacacia 'Purple Robe' This stunning variety of black locust trees is also highly ornamental with interesting aesthetics. Purple Robe Black Locusts make great street trees, too, handling the tough conditions by your road with ease. ԃºØ$©h]Ö¬!AèqþƒD“Š„µ³Ž›öòx\ Once full grown they can reach a height of 30-50 feet and 20-35 feet in spread. When leaves are young, they are tinged with touches of purple, and as the foliage matures, it develops to a deep bronze color. Other insect problems include caterpillars, weevils, scale and whiteflies. Ö/q饓ˆÒatÈí&‘ª’|†6 !-ð ä‡M2vZ§D’ûm¤Ñ‘(ꞛîël¸l‡­J 鱅HÈϨÛL".z!=„4 ÛD\Q9ÒL‹ÏÆeÚAÚ´úAšÝîñ Y›M. Ã% ¸L!rQ§y eYAIC¨°\‚ûú!FS¼q²P¨2®”Րû{a„:!²-n˜MM0ÙѤ-"(ä݃gk¸©üÈ@h/…§ªÁ&aæná›Äsp-ªv(ZŠˆlE갃_v3°°B¡‡¶(3µ1u[L‹DØ)czÚ TQ^è³ÕøÓJ¬ÌBô˜¥;0d,1È~! Provide adequate water during establishment and moderate watering thereafter. The presence of typical symptoms and streaking of the vascular tissue is fairly diagnostic, but a laboratory culture test should be run to confirm the diagnosis. In general, the most resistant plants are those grown in moderately fertile soil in which the balance of major nutrients is tipped slightly toward high potassium and low nitrogen. I have a three year old Purple Robe Locust tree on the East side of my house. LAPD called to Billie Lourd's home over shooting, Texas HS football player brutally attacks referee, Carole Baskin's sanctuary responds after tiger attack, 3M will cut 2,900 jobs in global restructuring, Republican judges don't ride with Trump on election cases, Amid escalating tension, Le Batard leaving ESPN, Mar-a-Lago preparing for Trump post-presidency, Americans are stockpiling supplies again: Survey, Vaccine execs say distribution will be main challenge, Biden says he will call for 100 days of mask wearing. Purple Robe Locust botanical name is Robinia pseudoacacia, an improvement of the native Black Locust tree. Two varieties of locust tree grow in the United States, the honey locust tree and black locust tree. Cracked wood can also occur during the wintertime if a tree has this disease. Soil fumigants, if available, may be used for small amounts of garden or greenhouse soil before replanting, but are generally not feasible in landscapes. Locusts naturally turn yellow in fall prior to losing their leaves -- this is not a cause for concern. Also bothered by carpenterworm, locust leaf miner, and scales. Figure 1. Purple Robe is considered to be a very easy-to-grow tree. The tree looked about 20 feet tall. The Purple Robe Locust likes full sun or dappled shade and will take most any soil, drought or lawn watering. Often one branch or one side or sector of the plant is affected. It is also sometimes considered to be somewhat weedy. It's been dropping leaves from the top for the past three weeks and is now bare except for the bottom two branches. For more please watch the video. First, confirm that the symptoms are indeed caused by Verticillium wilt. How can I buy a John Deere TM4829 Technical Manual Tractor? I deep root fertilized with Superthrive when I first noticed the leaves dropping. It may be, however, that the purple robe doesn't do well as it's own rootstock (for strength and/or disease resistance) so you may do well to take a root cutting of the black locust, and do your own grafting. Purple Robe Locust is a tough, fast growing shade tree with highly fragrant and very attractive chains of deep pink flowers in spring. Acute symptoms include leaf curling, drying, an abnormal red or yellow color of leaves or areas between leaf veins, partial defoliation, wilting and branch dieback. Sawbust appearing between tree limbs, on trunk and on ground at the base of my 4-year old purple robe locust. I live in Arizona. This is a high maintenance tree that will require regular care and upkeep, and is best pruned in late winter once the … Purple Robe Locust is a deciduous tree with a more or less rounded form. Borers can be problematic following stress. Height: 30 - 40 feet. This does not remove the fungus from the tree, but prevents infection by other fungi. OK, here are promised pictures of above, original (Dec05) purple robe locust tree in my yard, now getting bigger. Remove dead and weak branches. Get your answers by asking now. Erect or Spreading with a High Canopy. Longevity 50 to 150 years. Leaves are alternate, pinnately compound, 6" to 14" long, 6 to 9 leaflets, elliptic or ovate, 1" to 2" long. Locust borer is a serious pest although borer-resistant clones are now being developed. I'm concerned about sunburn on the bare branches as well as the general health of the tree. The leaves were divided into delicate leaflets. Purple Robe Locust Tree (Robinia pseudoacacia ‘Purple Robe’) The attractive features of the ‘Purple Robe’ locust tree are its young red leaves that turn to blue-green and then turn yellow in fall. This affected area will often look and feel wetter than surrounding wood and could ooze slime. Leaf miner is a universal problem on the species. Width: 20 - 30 feet. When a locust tree contracts the disease, the wood will turn a yellow-brown color at the central core of the tree. The tree is susceptible to several pests and diseases, including borers and leaf miners. Any ideas what's causing this? Arizona if pretty dry, very low humidity. It's a medium-sized tree, reaching about 40 feet in height at maturity. Has Deciduous foliage. I love this tree for its fast growth and lovely dappled shade over my deck in summer, the spectacular flowers in spring, and the perches it provides the birds all year. It has fine looking foliage which turns to yellow before shedding for Winter. Generously watered plants are often invaded less extensively than those under moderate to severe water stress. As the oldest continually operating nursery in the country, we've curated a time-tested collection of over 300 unique varieties of fruit trees, nut trees … http://www.extension.umn.edu/distribution/horticul... What is a place where you plant stuff like a mini farm because the word Garden is for a back yard ? Purple Robe Locust(Robinia pseudoacacia 'Purple Robe') is a medium-sized upright tree, growing 40 feet in height with a compact, rounded form. The Black Locust Tree does well or is tolerant in Well-Drained Clay, Loamy, Sandy, Acidic soil. Adding Fruit to Your Homestead For over 200 years, Stark Bro's Nursery has been helping homesteaders across America live more self-sufficient lifestyles. In addition to shade trees, Chambersville offers a large variety of evergreen trees and shrubs for the purpose of privacy plantings and noise barriers. It also tolerates salt, foot traffic, pollution a… Rounded Shape. The growing operation is open to the public along with delivery and planting services. Trees send out long underground root suckers that not only become a maintenance problem but also can disrupt nearby gardening areas. FOR ADDITIONAL information on Verticillium wilt refer to Diseases of Trees and Shrubs by W. A. Sinclair, H. H. Lyon, and W. J. Johnson. See this plant in the following landscape: Cultivars / Varieties: 'Frisia' 'Purple Robe' Purple robe trees are great for planting in front yards since they tolerate traffic pollution well, and they will survive periods of drought, too. The honey locust (Gleditsia triacanthos) is a fast-growing tree. Robinia pseudoacacia, commonly known in its native territory as black locust, is a medium-sized hardwood deciduous tree, belonging to the tribe Robinieae.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. Now that I had a name, it was time to do some research. Robinia pseudoacacia 'Purple Robe' Tree Characteristics. Grows to a height of 50ft. The Purple Robe Locust is a tough, fast growing tree which is well adapted to hot, dry climates. Possible disease problems include canker, powdery mildew, le… For leaf diseases to be developing this year, frequent watering may be the cause. It typically thrives in Full Sun and has a 4-6 feet growth rate per year. Since they are also easy to grow from shoot cuttings, I would go that route to ensure that you get a purple robe tree out of it. Although I have never before seen any signs or pests on the tree, I am assuming it has a locust borer problem. It is not a tree for stressful planting situations in dry climates. Purple Robe is a small to medium tree, growing to approx. I described the tree to a knowledgeable friend who told me it was the Purple Robe cultivar of Robinia pseudoacacia, common name Purple Robe Black Locust. Both types of locust tree are common ornamental plantings, but these sturdy trees are also useful in preventing erosion and as windbreaks. The purple robe is a variety of black locust tree that develops showy, fragrant, purple flowers each spring. The bare limbs appear alive although they are leafless. 3. Once established, this tree is super hardy and drought tolerant with a brisk growth rate of 2 or 3 feet of growth each year. Upright rounded growth and short, irregular branches form a tight canopy that cast light shade. Shop 11.1-gallon pink purple robe locust flowering tree (lw01513) in the trees section of Lowes.com Managing trees infected with Verticillium wilt will take time and knowledge. Excellent, Hard-Wooded Street Tree. Truly a unique specimen shade tree which has been growing in popularity recently, the Purple Robe Locust is extremely adaptable to all soil conditions. I have had a purple robe locust for 9 years…robinia pseudoacacia. The severity of disease development will depend on the strain of the pathogen, the level of susceptibility in the host, and environmental factors. Robinia 'Purple Robe' is a flowering, deciduous tree with a semi - open habit of growth. It's been dropping leaves from the top for the past three weeks and is now bare except for the bottom two branches. These plants are known for their foliage, amongst other characteristics, which consists of tiny leaflets. Locust tree leaf rust Question: My purple robe locust has rust on many leaves. It appeared healthy before this. It is susceptible to locust borer (often fatal) and locust leaf miner (browns foliage). But what was the name of this mysterious stranger? Among landscaping trees, honey locust has become very common, and with good reason. Its relatively fine texture sets it apart from other landscape plants with less refined foliage. Purple Robe Locust trees are … They will grow just about anywhere and makes an excellent small yard tree, needing little fertilizer or much of anything else. Often, the foliage on one or more branches wilts suddenly. DO NOT use the chipped wood as a mulch unless it is properly heated in a compost pile. In early spring the tree is in bloom with 4" to 8" long, Robinia pseudoacacia: Growing zones 3-8. A cultivar of the native Black Locust tree. The trunk is long and straight with an interesting branching pattern. In its lethal form, Verticillium wilt will cause a sudden and total collapse of the plant. 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