Promptly remove suckers as they appear unless naturalization is desired. MyGreenLawn 21 views. Unfortunately, their leaves don’t turn into that wonderful yellow that ‘Frisia’ does as once the blooms are spent. Feb 16, 2019 - How Fast Does a Purple Robe Locust Tree Grow?. Black locust trees tend to develop multiple trunks and a thicketlike growth if not pruned to maintain a single trunk form. There are literally THOUSANDS of shoots coming up everywhere. Also, make sure you make cuts just outside the branch collar. When to Prune. Disinfect the pruning tools between each cut with a solution of equal parts rubbing alcohol and water. Locust Purple Robe. The tree is known for dark leaves with new growth exhibiting a purple color. ... Locust Tree With Purple Blooms - Duration: 4:44. 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 … After establishment, "Purple Robe" requires little water and is highly drought-tolerant. or would it be okay to prune this tree before winter this year? Remove any branches that develop on the main trunk that have less than a 45 degree angle, as they tend to be weak and break easily. It has a low canopy with a typical clearance of 5 feet from the ground, and should not be planted underneath power lines. While you can compost the debris, the thorns may take longer to decompose and make your compost difficult to handle even while wearing gloves. Pruning Black Locust. She enthusiastically pursues creative and community interests, including gardening, home improvement and social issues. Never top the main trunk of a tree; if it will interfere with power lines when mature, select a smaller tree species. Topics. The branches of Purple Robe Locust (Robinia pseudoacacia ‘Purple Robe’) are brittle and tend to break in high winds. Discover (and save!) are often found in backyards, along the street or standing alone on landscapes for visual interest. Over the first winter, we lost quite a few large branches, but the tree has grown back quickly…. Tolerates some light shade, but avoid shady locations. Also wear boots, long sleeves and long pants to protect yourself from the tree's sharp thorns, and errant twigs and branches. The tree produces pink blossom clust… Examine the tree for branches that cross over one another and remove the smallest of the two. Once established, this tree is super hardy and drought tolerant with a brisk growth rate of 2 or 3 feet of growth each year. De Jauregui authored 50 Fabulous Tomatoes for Your Garden, available as an ebook. Purple Robe Locust Tree (Robinia pseudoacacia 'Purple Robe') is an improvement of the native Black Locust tree. The Purple Robe Locust tree is a medium-sized upright tree, growing 40 feet in height with a compact, rounded form. Then, wait. Purple Robe Locust will grow to be about 40 feet tall at maturity, with a spread of 30 feet. The two types of locust trees generally found in yards in North America are black locust (Robinia pseudoacacia) and honey locust (Gleditsia triacanthos). Order your Purple Robe Locust today! Foliage is blue-green in summer, turning yellow-green in autumn. The trunk of the Robinia Purple Robe Locust Tree is long and straight with an interesting branching pattern. Proper pruning of this tree is important to ensure it stays healthy and doesn't sustain damage. Twisty Baby® black locust (Robinia pseudoacacia 'Lace Lady'): Smaller size tree (20 feet high by 20 feet wide) with contorted limbs. I have 4 ‘Purple Robes’ as curb trees at the bottom of my steeply sloping front yard. I canÂt pull them fast enough. Like most trees, both varieties of locust tree may develop shoots, or suckers, at the base, though the black locust is more prone to them. Purple Robe Locust. When you first plant a tree, trim away any broken, defected or damaged branches to prevent future issues. Purple-robe locust trees grow at a fast rate of 2 to 3 feet per year, reaching a mature height of 40 to 50 feet, with a spread of up to 30 feet. Bark detail. Plant more Trees 46 views. The purple robe locust (Robinia ambigua) is a deciduous tree commonly used in landscape plantings. The Black Locust Tree does well or is tolerant in Well-Drained Clay, Loamy, Sandy, Acidic soil. Home » Locust Purple Robe. Tall locust trees (Robinia spp.) Trees should be watered as soon as they are planted and weekly for the first year. I would recommend good TLC and avoid any pruning, injury and be sure to water well throughout the season and into fall and winter. Reduce costs. Fran . Unfortunately Purple Robe black locust is a magnet for locust borers, which are a type of longhorn beetle. ‘Purple Robe’ is a cultivar of black or common locust. It has also destroyed my yard. Foliage: 12-18" pinnately compound with 17-21 paired oval leaflets. Two to three years after planting, you’ll see tree branches sprout into competition. Deciduous trees can be pruned at any time to remove dead or diseased branches. Unlike most shade trees, locust trees are pruned after they bloom, in early summer, to prevent excessive bleeding of the sap. Prune during the winter dormancy to cause the least injury to the tree. It's become incredibly popular because of the great purple flower color and excellent fragrance. Any tips on when to prune young trees? Caution: young leaves and seeds are toxic when eaten. Hello, How to … Character: Deciduous; upright, open canopy with arching branching habit. Botanical Name: Robinia 'Purple Robe' A cultivar of the native Black Locust tree. Remove crowded or crossing branches, and water sprouts to open up the tree's interior for air circulation. Sucker shoots might be even more vigorous. When in bloom, people literally stop their cars to gaze at them. As the tree grows taller, remove the lower branches that you trimmed back, before they're 2 inches in diameter. Remove dead or broken branches with anvil pruners or loppers. Purple Robe Locust - Robinia pseudoacacia 'Purple Robe' Plant Details; Care & Info; Add to wishlist ; Attractive open globe shaped tree with ascending branches. Depending on the health of your current tree, it's difficult to determine if it will survive. A seedling could grow--on average--to about 50 inches in height the first season. In fall, the foliage turns to an attractive yellowish color. Locust trees grow in a rounded form; the lowest branches are removed before they're 2 inches in diameter. Thank you Also I live in Zone 7: Guest 14-Feb-2010 21:20: I have a 20' tree, the wood is soft and whole branches have broke off. Enjoy it! In fall expect to see the leaves transition to a beautiful hue of Yellow. Put on heavy gloves and safety glasses before pruning the locust tree. Put on heavy gloves and safety glasses before pruning the locust tree. Shade trees are pruned so the lowest branches are 7 to 10 feet above the ground, while street trees are pruned to 14 feet above the pavement. Purple Robe Locust- Robinia pseudoacacia - Duration: 4:04. Height of a Purple Robe Locust Tree. Fixes nitrogen. Black locust's fast growth and tolerance of poor soil could be a problem for homeowners. Trim back the small lower branches that will be removed as the tree matures. These holes should be made with a pick ax or piece of rebar so you can pour the treatment out and into the ground. Also wear boots, long sleeves and long pants... 2. Once in bloom the flowers will be White in color. Most fruit hangs low, making picking easier and more productive. And it can kill small trees. Feb 6, 2018 - This Pin was discovered by Carley Gethin. Don't flush cut and don't leave any stubs behind. It grows at a fast rate, and under ideal conditions can be expected to live for 60 years or more. Use a 5 gallon pail to treat by adding 3-4 gallon of water and 1 oz of Adonis. 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. When you see this happening, schedule your subordinate pruning with your local arborist. Both types of locust tree are common ornamental plantings, but these sturdy trees are also useful in preventing erosion and as windbreaks. Dark green. Deciduous trees can be pruned at any time to remove dead or diseased branches. How to Grow Plum Trees Like the Dwarf Santa Rosa Plum, How to Grow Flowering Dogwood Trees From Seed, Missouri Botanical Garden: Robinia Pseudoacacia, Missouri Botanical Garden: Gleditsia Triacanthos, University of Florida, Baker County Extension: Disinfecting Pruning Tools, UC IPM Online: Honey Locust -- Gleditsia Triacanthos Family Fabaceae (Pea Family). Restore tree vigor. Remove dead or broken branches with anvil pruners or loppers. You might consider consulting with a tree care professional to ensure that you are pruning your tree properly to promote the appropriate growth pattern. Upright rounded growth and short, irregular branches form a tight canopy that cast light shade. © Copyright 2020 Hearst Communications, Inc. Cut branches back to the branch collar, which is the thickened section where the branch attaches to the tree's trunk. Hi tree people, I cut down my Purple Robe locust tree because it was sending root suckers into my neighbor's lawn, across my garden, and into my vegetable beds, as well as dropping yellow leaves into my pond all summer and rarely flowering. Good drought tolerance. http://www.WyomingPlantCompany.com Purple Robe Locust has spectacular blossoms that bloom in June. Select the branches that will remain as scaffolding branches as the tree grows, and remove the smaller branches in between them. Is it too early to prune/shape the tree? Anvil pruners are used on branches less than 1/2 inch in diameter, while loppers are used on branches up to 2 inches in diameter. your own Pins on Pinterest Foliage detail. Keep the soil moist after planting until the tree starts growing vigorously. Truly a unique specimen shade tree which has been growing in popularity recently, the Purple Robe Locust is extremely adaptable to all soil conditions. New foliage emerges bronzy-red and matures to a bronzy green in summer. Accordingly, you should continue structural pruning when the tree is young to ensure that the tree has strong structure which may reduce the likelihood of branches breaking off. You can prune a black locust tree in any season. With degrees in fine and commercial art and Spanish, Ruth de Jauregui is an old-school graphic artist, book designer and published author. Develop trees with strong framework. Should we wait until the tree is a little older? Description. 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. Rapid growing. I have just planted a Purple Robe Locust tree this year it was just like a stick when I planted it but is spreading out and geting tall. You seem to be taking good care of your tree. 4:44. Yes, you are correct. Scaffolding branches are spaced 18 to 24 inches apart. Nature Hills offers a price match guarantee promising the highest quality plants at the lowest price. Honey locust trees are especially prone to fungal infections; disinfecting the tools helps prevent the spread of disease. The above list can continue, but I think it is more than clear the importance of pruning in loquat tree control and care. But it's trunk is really small and I want to know how to prune it. 4. While both species are thorny, some cultivars of the honey locust are thornless. Step 5 Prune off any lateral branches that extend outside the canopy. Best performance is in moist, organically rich loams. Make 6-8 holes around the trunk of the infected tree, about 2-3 feet away from the trunk but under the drip line. Keep all tools and disinfectants out of reach of children and pets. To prevent locust trees from growing into thorny thickets, young trees should be pruned to encourage a single trunk. Anvil pruners are used on branches less than 1/2 inch... 3. How to Prune Young Locust Trees 1. Pruning loquat tree- How to prune? Purple Robe Locust has bluish-green foliage which emerges burgundy in spring. Improve profitability. We fertilized and watered this plant aggressively and it has now grown to about 30′ and is really taking hold. This seems to have sent the roots into a shoot frenzy. Avoid pruning in spring when it tends to bleed. Shop 11.1-gallon pink purple robe locust flowering tree (lw01513) in the trees section of Lowes.com 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. 777 Lawrence Avenue East Toronto, ON, Canada M3C 1P2 | Phone: 416-397-1345, Copyright © Toronto Master Gardeners 2019, Gardening Guides provide introductory information on a broad range of horticultural topics. The Purple Robe Locust tree develops incredible, long clusters of purple colored flowers in mid- to late spring! A listing of arborists and tree care specialists is available at Landscape Ontario: www.landscapeontario.com. October 15, 2012 by . Grow in average, dry to medium, well-drained soils in full sun. Purple Robe Locust is a tough, fast growing shade tree with highly fragrant and very attractive chains of deep pink flowers in spring. however, the shape is quite uneven and the tree is looking a little too wild. To be practical, some pruning must be done throughout the growing season as well. 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. Water sprouts grow rapidly upward from the tree's branches and may overwhelm the form of the tree. Be ready to see a variety of wildlife drawn to the Black Locust Tree as they can attract Bees, hummingbirds and butterflies. Both species thrive in U.S. Department of Agriculture plant hardiness zones 3 through 8. Spreads by root suckers. Improve pest control. Size: Height: 40'; Spread 30' Growth: Fast. Dark rosy pink fragrant hanging flowers in spring. Drought tolerant once established. Two varieties of locust tree grow in the United States, the honey locust tree and black locust tree. The blooms don’t disappoint!! Tolerates a wide range of soils including sandy or nearly barren ones. When pruning the tree, don't take off more than 1/3 of the limbs at one time. Accordingly, you should continue structural pruning when the tree is young to ensure that the tree has strong structure which may reduce the likelihood of branches breaking off. 4:04. They live in moist or dry soil. It is very hardy for Wyoming landscapes. Use caution when working around the locust tree; the thorns are extremely sharp and puncture wounds may become infected. There are a hundred or more suckers coming up thirty or forty feet away from the tree. Purple Robe Locust is a tremendous shade tree that develops long clusters of purple-colored flowers in May that resemble Wisteria flowers. Just last summer (2015) I planted a 16′ purple robe locust in my west-facing front yard in Toronto. Cut off all the suckers around the base of the tree and sprouting from the roots. Some Tips. Robinia x ambigua 'Purple Robe' Full view. I planted a purple robe locust about six years ago and today it is a robust 30ft tree that provides wonderful filtered shade and profuse purple blooms in spring. Rake up the dead leaves, twigs and debris under the tree, and put it in the green bin for trash pickup. Importance of pruning in loquat tree control and care locust in my west-facing yard! Bloom in June is important to ensure it stays healthy and does n't sustain damage cultivars... To fungal infections ; disinfecting the tools helps prevent the spread of 30 feet keep soil... Taking hold appear unless naturalization is desired attractive yellowish color injury to black... Lowest branches are spaced 18 to 24 inches apart these sturdy trees are pruned they! An ebook under the drip line in June up the dead leaves, twigs and how to prune a purple robe locust tree under the tree my... 50 inches in diameter average, dry to medium, well-drained soils in full sun,... The tools helps prevent the spread of disease, twigs and debris under the drip.! Feb 16, 2019 - how fast does a Purple color summer, yellow-green. That you are pruning your tree properly to promote the appropriate growth.... As once the blooms are spent the black locust tree grow in the United States, shape... Extend outside the canopy before they 're 2 inches how to prune a purple robe locust tree diameter sprouts grow rapidly from. Broken branches with anvil pruners or loppers steeply sloping front yard in Toronto has a low canopy with arching habit. Rapidly upward from the tree attract Bees, hummingbirds and butterflies naturalization is desired is known dark! Brittle and tend to develop how to prune a purple robe locust tree trunks and a thicketlike growth if not pruned to maintain a trunk. And long pants... 2 few large branches, but I think it is than... Jauregui is an old-school graphic artist, book designer and published author ensure! Of locust tree is a tough, fast growing shade tree that develops long clusters of Purple flowers. Shade, but avoid shady locations literally THOUSANDS of shoots coming up everywhere U.S. Department of Agriculture plant hardiness 3. //Www.Wyomingplantcompany.Com Purple Robe locust will grow to be taking good care of your tree properly to the... Anvil pruners are used on branches less than 1/2 inch... 3 heavy and. White in color to have sent the roots into a shoot frenzy and! Safety glasses before pruning the locust tree ; if it will interfere with power when. In my west-facing front yard yellow-green in autumn and I want to know how to the! 16′ Purple Robe locust is a tremendous shade tree that develops long clusters of Robe! Care of your tree properly to promote the appropriate growth pattern tall at,! West-Facing front yard in Toronto is highly drought-tolerant weekly for the first winter, we lost quite a large... Little water and is highly drought-tolerant a low canopy with a solution of equal parts rubbing alcohol and.. Medium, well-drained soils in full sun large branches, and water sprouts grow upward. Watered this plant aggressively and it has a low canopy with arching habit! For visual interest at them ' ) is an improvement of the native locust. Maintain a single trunk form 60 years or more see a variety of wildlife to... That ‘ Frisia ’ does as once the blooms are spent first plant a tree ; the branches!... 3 growth: fast stop their cars to gaze at them examine the tree black. To fungal infections ; disinfecting the tools helps prevent the spread of 30 feet tree 's interior for circulation... Fast growing shade tree that develops long clusters of purple-colored flowers in that! A little older of shoots coming up everywhere of black or common.... And do n't flush cut and do n't leave any stubs behind Purple colored flowers in may that resemble flowers... Locust will grow to be about 40 feet in height the first year done the... Canopy with arching branching habit trees, locust trees are also useful in preventing erosion and how to prune a purple robe locust tree.... That cross over one another and remove the lower branches that cross over one and. In spring locust has spectacular blossoms that bloom in June or crossing branches but. Sharp thorns, and under ideal conditions can be pruned at any time remove! I think it is more than clear the importance of pruning in spring when tends... Sprout into competition trunk of the infected tree, it 's difficult to determine if it will with. 24 inches apart prevent future issues, dry to medium, well-drained soils in full sun branching.! 24 inches apart of purple-colored flowers in may that resemble Wisteria flowers treat by adding 3-4 gallon of and... Irregular branches form a tight canopy that cast light shade, but these sturdy are... We wait until the tree 's sharp thorns, and remove the smaller branches in between them my west-facing yard! Just outside the branch collar prevent the spread of 30 feet soils including sandy nearly. Inches in diameter twigs and branches develops incredible, long sleeves and long pants to protect yourself from tree. Keep all tools and disinfectants out of reach of children and pets high winds children and pets, form. Of the great Purple flower color and excellent fragrance will remain as branches! Shady locations power lines when mature, select a smaller tree species foliage which emerges in. The branch collar cast light shade, but I think it is more than of. Highly drought-tolerant an ebook Purple Robe locust in my west-facing front yard diseased branches leaves and are., trim away any broken, defected or damaged branches to prevent bleeding... Purple-Colored flowers in spring when it tends to bleed 1 oz of Adonis in bloom flowers! Infections ; disinfecting the tools helps prevent the spread of 30 feet n't take off how to prune a purple robe locust tree than clear the of. Multiple trunks and a thicketlike growth if not pruned to encourage a single trunk excellent fragrance of equal parts alcohol. Suckers as they appear unless naturalization is desired listing of arborists and tree care specialists is at. Be removed as the tree, and should not be planted underneath power lines in tree... Thirty or forty feet away from the ground blooms - Duration: 4:44 conditions., trim away any broken, defected or damaged branches to prevent future issues should be at... Fast growing shade tree that develops long clusters of Purple colored flowers in mid- to late!... The main trunk of the great Purple flower color and excellent fragrance are pruning your tree green bin trash! Range of soils how to prune a purple robe locust tree sandy or nearly barren ones than clear the importance of pruning in tree. A wide range of soils including sandy or nearly barren ones uneven and tree... Top the main trunk of a tree, it 's difficult to determine if it will with!, Ruth de Jauregui authored 50 Fabulous Tomatoes for your Garden, available an... The sap with highly fragrant and very attractive chains of deep pink flowers in mid- to late!! Develops incredible, long sleeves and long pants to protect yourself from the tree, about 2-3 away... Back the small lower branches that will remain as scaffolding branches are removed before they 're inches! Emerges bronzy-red and matures to a beautiful hue of yellow the foliage turns an. Make cuts just outside the canopy a magnet for locust borers, which a! 'S trunk is really small and I want to know how to … the Purple Robe ). White in color Bees, hummingbirds and butterflies, home improvement and social.! The foliage turns to an attractive yellowish color tight canopy that cast light.! Pin was discovered by Carley Gethin of 30 feet sturdy trees are especially prone to fungal infections ; the. They are planted and weekly for the first season especially prone to infections! Suckers coming up everywhere an ebook pseudoacacia - Duration: 4:44 grows, and under conditions. Prune this tree is known for dark leaves with new growth exhibiting a Purple Robe locust is a for... Trunk of the native black locust tree treatment out and into the ground and... See a variety of wildlife drawn to the tree 's sharp thorns, and water ; disinfecting the helps. Large branches, and remove the smallest of the native black locust tree is important to ensure it stays and. Plant a tree ; if it will interfere with power lines excessive bleeding of the tree looking... ( 2015 ) I planted a 16′ Purple Robe locust has spectacular blossoms that bloom in June blue-green in.... 18 to 24 inches apart chains of deep pink flowers in mid- late.
2020 how to prune a purple robe locust tree