Fragrant wisteria-like violet purple flowers in pendant racemes (to 8 long) bloom in mid to late spring. 1. It is considered to be a good selection for difficult areas in the landscape where other trees will not grow well. Seed pods, or legumes, mature in early fall. This flower color is unusual for trees in the genus Robinia as the flowers are commonly white. The seeds of the tree are found inside pods that are 3 to 4 inches long. The purple robe locust tree (Robinia 'Purple Robe') is a deciduous tree native to eastern and central North America that can grow in conditions that are inhospitable to most other species. It has leaves that begin to look light green once the spring season comes then slowly become darker. The purple robe locust tree is also very thorny and has relatively weaker wood than the others. The sharp barbs usually grow to 4 (10 cm) long, but they can be up to 8 (20 cm). With that characteristic, you will definitely be able to find it useful for the following purposes: You will love the ability of black locust trees to produce and provide highly durable and quality timber. Classified as hardwoods, honey locust trees are definitely among the best providers of wood. Other names for the New Mexico Locust tree include Desert Locust, Pink Locust, or Rose Locust tree. The small flower clusters are a greenish-yellow color that provide color to your garden in late spring and early summer. It features deep green ferny leaves during the spring that become golden yellow once the fall comes. Some species produce pink or purple flowers. The spiky trunk is one reason why the tree is also called the thorny locust. Purple Robe Locust is a strikingly beautiful ornamental tree that has a growth of rounded bronze leaves that turn into a lush green, followed by drooping purplish pink flowers. It showcases green foliage during the spring season that you can expect to turn yellow once the fall comes. Entire leaf is 6 to 14 inches long. The Imperial honey locust tree is a good choice for those looking for aesthetic shade trees perfect for streets and gardens. They are usually about 2-4 inches long, flat, straight or slightly curved, and typically contain 3-10 seeds per pod. It is a strong tree that is adaptable and easy to grow while having the ability to resist various pests, insects, and diseases. Because bristly locust plants dont grow higher than 10 ft. (3 m), they are a perfect type of small tree for your garden. The thorns of a Black Locust Tree are a product of evolution, and act as a deterrent to mammals browsing the foliage. The New Mexico locust tree grows to between 16 and 32 ft. (5 10 m). Bees produce a delicious honey from the flowers. This fast-growing native tree can form colonies and has brittle wood. The New Mexico locust tree also boasts an average growth of 10 feet. The upright, rounded growth and short, irregular We use FedEx, UPS, or USPS at our discretion. Another distinguishing feature of the black locust is a pair of sharp and short spines where you can see its leaf being connected to the stem. You can cultivate it to craft furniture in carpentry, which makes it different from the black locust. Common names: It is noted for its attractive compound leaves and pendant racemes of violet purple pea-like flowers. Video of the Day Step 2 Remove all locust tree shoots as they appear. Flowers white, fragrant, .5-.8 inches (1.3-2cm) long, in dense, hanging clusters 4-8 inches (10.2-20.3cm) long. The name honey comes from the fact that honey locust trees have pods with sweet taste. Note that various locust tree species also grow healthily in the wild, especially in North America. These beautifully fragrant clusters cover the tree profusely that grows up to eight inches long each! Bees and beneficial insects love the flowers. Deer and rabbits are less likely to eat the young branches and trees if they have to contend with sharp thorns. The perfect mountain perennial with huge fiery flowers on a compact plant. 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. Because they can become invasive, the suckers of the purple locust tree should be removed as soon as they appear. Javelina and rabbit proof, this bloomer is a must-have. Arizona plant. It can go at around 30 to 50 tall and 30 to 40 spread. This variety grows best in USDA hardiness zones 7-9, and in colder climates. It is advertised as thornless, but plants with thorns are found in commerce. New leaf growth in spring is a pale-yellow color that gradually turns to light green in summer. fruits are smooth, flat, purple-brown seed pods, up to 4-inch long, seen from July to November, and may persist through winter Insects, Diseases, or Other Plant Problems: It is susceptible to locust borer (often fatal) and locust leaf miner (brown foliage). The variety 'Purple Robe' features beautiful, fragrant purple flowers. The only things it needs are winter pruning and sufficient sunlight. Just like the honey locust, it also looks elegant and can stand alone. It's time for you to jump on this. The Plant Sentry Compliance Officer works closely with NatureHills.com and each nursery or fulfillment center to ensure only compliant plants are sold to customers. How to Plant a Texas Ash Tree in and How Much Soil? Black locust trees are in the Robinia genus, while honey locust trees are in the Gleditsia genus. Unlike the black locust, the honey locust tree trunk has thorny branches growing around it. The Garden wouldn't be the Garden without our Members, Donors and Volunteers. Several of its varieties come with long, fierce, and sharp thorns that tend to grow in pairs. It also has mildly scented yellow flowers that bloom beginning from spring to summer. The following are five purple-blooming trees to consider planting once the weather cools off. Different to honey locust trees, the sharp spikes are short and dont grow in long branches around the tree. Locust tree identification during the spring is possible by checking out the presence of pendant clusters of sweet and fragrant pea-shaped flowers often in the shades of pink and white. Here is a helpful resource to understand your This tree can sucker to the point of forming colonies. Robinia 'Purple Robe' will perform best in moist, organically rich loam; however, it will do just fine in both acid and alkaline soils and can handle salt spray. It is famous for its ability to grow large clusters or groups of pea-like flowers that tend to bloom during the spring. RF2B161MJ - Blooming purple robe locust tree. . Expect them to look green at first then become red and lastly, brown. The Purple Robe Locust (robinia pseudoacacia) is a beautiful ornamental tree, famous for blooming stunning pink and purple shades flowers in the spring. There is a high chance for its trunk to become really large. This thorny tree also works well to control erosion. '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. Purple Orchid Tree (Bauhinia Purpurea) 3. Middle-aged 'Purple Robe' Black Locust. Despite that, they still have this unique decorative trait of producing a huge number, especially upon turning bright red in color and then eventually, brown. Dec 8, 2015. The honey locust (Robinia pseudoacacia), sometimes called the black locust or the purple robe locust, features purple-tinted leaves and deep purple flowers. Like many types of honey locust trees, the bark is gray-brown. .yum! The pinnately compound leaves are also usually around seven to eight inches long. Compared to honey locust trees, black locust tree leaves are a darker green color. Middle-aged 'Purple Robe' Black Locust. In the common judgement hall, He was mocked and scorn by all. Growth Requirements. This is very nice to look at and can add a more energized look to your garden. It is hard wooded and tolerates storms well. Choose the thornless cultivars if you love this locust tree because of its flowers, not the spikes and thorns. This tree is distinguishable because it does not have thorns plus it grows really fast. Our plants are grown all over the country and lead time on items may be different because of this. Mow the grass right up to the trunk to keep the plant as a single stem. This variety is also known for its scientific name Gleditsia triacanthos form inermis. Yes, there is a problem with its thorns being poisonous but not all varieties of this tree are toxic. The 8 inch fragrant clusters cover the tree profusely! One more thing that honey locusts can do for you is supplying you with highly durable wood and timber. This variety is a mid-west US native capable of growing in cold and moist locations. The leaves will show an impressively rich shade of bright yellow when the fall comes. Choose fragrant reds, radiant pinks, corals, vivacious yellows, and stately whites. You can also differentiate the two based on their benefits and uses and their identifying features and characteristics that you will learn in the next parts of this article. The all-encompassing fragrance of its flowers is the reason behind its popularity in various gardens and parks worldwide. Our horticultural team has put together recommendations on how to best use this tree in your landscape: 1. The Utah State University Extension recommends applying an insecticide like carbamate or pyrethroid to the trunks of the trees in late July and early August, just before the locust borers lay their eggs. 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 . The purple robe locust tree is a medium-sized tree, growing to heights between 30 and 50 feet and widths between 25 and 30 feet at maturity. It can withstand high heat, full sun, acidic or alkaline soil, and urban pollution. You can count on this bloomer to show off all summer long in raised beds, containers, or directly in the ground. Deeply furrowed brown bark. Note, though, that the purple robe locust tree has this invasive nature, which is why it is not ideal for household lawns. These are sweet-tasting peas that animals enjoy eating. A fast-growing, hard-wooded, easy-care, extremely ornamental native tree? Extremely fragrant and only found locally at Watters. Sites that display the Plant Sentry protection badge are protected from consumers buying and nurseries shipping material carrying invasive pests and diseases. You will have an easier time distinguishing them by checking out their size, flower color, seed pod color, and shape, and the thorns location and structures. Sunburst locust leaves are pinnate and have a fine texture. It is also effective in terms of erosion control. For the best experience on our site, be sure to turn on Javascript in your browser. Purple Robe Locust Robinia pseudoacacia 'Purple Robe' Leaves: Deciduous. The tree is, in fact, very drought tolerant when established, according to the Missouri Botanical Garden. Identifying species of locust trees can be done by features such as their flowers, color of bark, height of the tree, and the thorns. 5. How long do purple robe locust trees live? It derived its name from the fact that it indeed has no thorns at the twigs and barks, making it distinguishable from other honey locust trees. Each spring, the leaves emerge reddish bronze, before maturing to dark blue-green. It also has bright green and feather-like leaves. Follow the guidelines in the Plant Highlights for the best results. Once the flowers bloom, long pods will follow. L. These are ideal for a natural barrier on a property line or an ornamental accent tree in a landscape. These attractive blooms attract honey bees who are looking for nectar. . Black locust flowers picked from our favorite spot. Robinia pseudoacacia'Purple Robe' Figure 1. Depending on the species, the locust leaf could be light green. These showy flowers have an intense fragrance meaning the bristly locust tree attracts honey bees and other pollinators. May be used as a street tree. One can choose to cultivate it as a tree or a shrub. It can grow in just about any condition as long as the soil drains quickly after a rain. When planning to grow the sunburst honey locust tree, remember that it requires deep watering and pruning during the winter. If you are planning to grow honey locust trees, take note of the following: You also have to consider its size upon reaching maturity before growing it, so you can provide it with the right amount of space for growth. To obtain a more accurate shipment time-frame, simply enter your zip code in the Find Your Growing Zone box to the right. There are varieties of the tall honey locust with larger branches and trunks capable of bearing branched and stout thorns that can reach up to 20-inch in length. Note, though, that you have to pick the honey locust tree for this as the pods of black locust are toxic. Michael Dirr (p. 1014, 2009) calls it an "alley cat" type tree which can survive under the toughest conditions. Because the inermis cultivars have no sharp spikes on the bark, there is no danger of injuring yourself. The Purple Robe Locust, robinia pseudoacacia, is a stunning ornamental that is known for developing, in the spring, swathes of gorgeous pink-purple flowers that resemble wisteria. One reason is its rapid growth. Frisia Black Locust (Robinia Pseudoacacia). The damage can be so extensive that the tree dies. Once an item ships, you will receive shipment notification and tracking numbers, so you can follow along while your plant travels to your doorstep. The earliest reports of possible poisoning associated with the black locust involved horses, which either became severely ill or died from swallowing parts of the tree. Its stems are prickly and are full of thorns. The perfect cottage garden flower ideally grown in containers, hanging baskets, or raised beds. Find Your Growing Zone:Show Approximate Ship Dates & Restrictions. The Plant Sentry system includes a shipment certification program. Full Sun or Shade for a Crimson Queen Maple, Missouri Botanical Garden: Robinia "Purple Robe", The University of Utah: Facilities - Purple Robe Locust, Utah State University Extension: Integrated Pest Management - Locust Borer, How to grow your own herb garden in any indoor or outdoor space. The thorns grow on branches at the base of a cluster of leaves, so it would be easy for an animal to eat the thorns while also taking a bite of leaves. The only one that has a toxic substance known as toxalbumin is black lotus. This purple flowering variety, Indica Crape Myrtle, still loves heat and humidity. This pea family member (Fabaceae) tolerates poor . Full Sun 6 Hours Direct Sun Perennials. For this reason, New Mexico honey locust trees are popular for garden landscapes in hot climates. These showy flowers grow on reddish-purple branches that have spikes at their base. This species grows in a wide range of conditions, but avoid growing it in wet sites. They are also good for medicinal purposes. If you encounter issues loading this site, please refresh the page by using Ctrl + F5 if on Windows or Cmd + Shift + R if on Mac. I have not seen the suckering from this tree that Locusts in other areas can have. Purple Robe Locust botanical name is Robinia pseudoacacia, an improvement of the native Black Locust tree. Each leaf is divided into anywhere from nine to 17 leaflets that are 1 or 2 inches long and arranged in pairs. Sunshine Geraniums make gardening brighter! This tree is capable of blooming dense groups or clusters of flowers capable of attracting bees. Black locust trees grow to between 40 and 100 ft. (12 30 m) with exceptional varieties reaching heights of 171 ft. (52 m). Walk around each locust tree in your landscape to look for shoots coming up at the base of the trees. The 6- to 14-inch-long, dull, blue/green leaves, made up of multiple leaflets, are some . The honey locust Skycole cultivar is another popular shade tree for garden landscapes. Popular sizes of select trees are 1 foot, 2 feet, 3 feet, etc. - And they clothe him with purple, and plaiting a crown of thorns, they put it on him; and they began to salute him, Hail, King of the Jews! Prescott, AZ 86305. Hardy to zone 3, this locust prefers full sun, is tolerant of most soils and fixes nitrogen. The new foliage emerges tinged with purple and matures to a bronze-green color. You will also notice their twisted pods in dark brown. But once established, tough Purple Robe Locust trees are also super hardy and drought tolerant with a brisk growth rate of 2 or 3 feet of growth each year. Because of its thick and large branches, you can also easily distinguish the New Mexico locust tree. This black locust tree variety is famous for growing really fast. Feed twice monthly with Watters Flower Power for a riotous bloom all season long. Purple Robe Black Locusts make great street trees, too, handling the tough conditions by your road with ease. Model #NURSERY. The fragrant, creamy white flowers appear in hanging clusters in late May. They are extremely tough and can easily puncture the skin. Plants may be 'Purple Robe' is a medium sized, suckering, deciduous tree that typically grows to 30-40' tall with an oval-upright habit. An impressive show and worthy of cutting a few flowers and bringing them indoors for enjoyment. Establish it the first year with careful watering. Black locust is native to the eastern and the southern parts of the United States. The leaves on honey locust trees appear slightly earlier than on black locust trees. You can use this timber to manufacture fences and perform other services when it comes to carpentry. It is an impressive display, and you will definitely want to cut a few and bring them indoors to enjoy in a cut flower arrangement. The leaves are also toxic, but in addition to thorn toxicity is the problem of extreme pain when swallowing thorns that grow up to 2 inches long. Suggested Use: Street Tree, Flowering Tree, Naturalize. You can also control black and honey locusts by cutting back these trees each growing season. Keep in mind, specific varieties and different growing conditions can affect the rate at which plants grow. Please note that some items include an additional handling surcharge, these will be noted on the item's product page. This article explains more about the amazing locust trees and how to deal with their thorns. Among these locust varieties are the following: If you are in search of a thornless locust tree, the Imperial honey locust is ideal for you. It forms an oval-upright canopy. And they placed upon his head, piercing thorns of blood stained red. Black locust timber (left) and bark (right). This makes it extremely difficult to burn, which is a good thing for anyone in search of a good source of firewood. The native species blooms in mid-late spring and the flowers are white and fragrant. Black locust is a fast growing tree that can reach up to 75 feet in height. The tree's flowers often stay blooming for longer than other varieties of black locust. Honey locusts also have inflorescences that are not that rich and thick, making them different from other varieties. These prickly spikes can grow singularly or on thorned branches. There are several cultivars of thornless honey locust trees, such as Imperial (Impcole), Skyline (Skycole), Sunburst (suncole), Moraine, Northern Acclaim (Harve), Perfection (Wandell) and Street Keeper (Draves). You are here: Home Locust Trees Purple Robe Locust. While happy with the rapid growth, shade, and blooms of these trees; I am constantly cutting down shoots throughout the yard. The excellent shade from this locust tree comes from the exceptionally wide canopy coverage. in American Studies from Columbia University and lives in Queens with her two cats. Container Sizes are really all about the Both are known for being endemic in the entire region of North America. Similar to other cultivated honey locust trees, the Purple Robe grows to between 30 and 40 ft. (9 12 m) tall and has a spread of up to 30 ft. (9 m) wide. 3. Be sure to place your order as soon as you see this gorgeous tree in stock. It is noted for its attractive compound leaves and pendant racemes of violet purple pea-like flowers. Black locust trees bloom in late spring with intensely fragrant white flowers. 'Purple Robe' black locust has lilac-colored blossoms and bronze-tinged foliage. Almost any soil condition will do, including clay, sand or loam that is acidic to alkaline, with a preference for a pH ranging from about 6.8 to 7.7 and an organically rich loam. Purple Robe Locust trees develop incredible, long clusters of purple colored flowers in mid- to late spring that look very much like Wisteria flowers. Just plant in a sunny spot and enjoy! with rather open and sparse-branching habit. Many are also impressed with the bright-green leaves of this tree. Its vigorous vegetative reproduction forms extensive, dense groves of clones that exclude native vegetation. Perfect for low maintenance gardening with virtually no pruning ever. The pinnate . This can give the tree an oriental or Japanese appeal despite being a native plant in the US. This tree is an excellent barrier plant to protect your property beautifully. Known for being an easy tree to care for, the Purple Robe Locust is a hardwood variety that makes a great street tree. Bees are attracted to the flowers. If you want a thornless variety of skyline locust tree, look for the Gleditsia triacanthos f. inermis Skycole cultivar. Timing is important! It has edible seed pods known for their chewy and sweet pulps. Similar to the black honey locust tree, the bark on the New Mexico cultivar is light gray-brown with shallow furrows. This thornless honey locust tree is also famous for being really adaptive and durable. Other insect problems include caterpillars, weevils, scale and whiteflies. Purple robe black locust (Robinia pseudoacacia 'Purple Robe') It is considered as one of the most beautiful locust trees because its leaves change in every growth stage. Locust trees refer to rapidly growing flowering trees that belong to the pea family and a group of flowering plants known as Fabaceae. If you are not careful, it may lead to serious injuries. The locust also falls under hardy trees famous for their durable and hard wood, colorful fall foliage, and sweet-smelling flowers for spring. Companion Plants with Purple Robe Locust for a Stunning Backyard. It will then turn into bright yellow once the fall comes. The Purple Robe Locust likes full sun or dappled shade and will take most any soil, drought or lawn watering.