You will typically see this after the tree has been in the ground for a few years. The bark tends to peel as a crape myrtles grows. Crape Myrtle Bark Scale. Texas A&M Veterinary Medical Diagnostics Laboratory, Texas A&M College of Agrculture and Life Sciences, Biology and Management of the Crapemyrtle Bark Scale: Landscape and Nursery Growers, Alternative hosts of crapemyrtle bark scale. Within a tree, first stage crawler numbers are similar on both upper and lower branches, based on trapping on 12 trees in College Station TX throughout one season (Vafaie et al., 2015). Human transport on infested nursery material likely accounts for the long distance spread of the scale. Crapemyrtle bark scale: A new exotic pest. Blooming in mid to late summer, they create a brilliant display in the landscape. 4 through 6). A&M has identified this pest as Eriococcus lagerstroemiae, and suspects that it was brought into the U.S. on a crape myrtle plant. Q: Our 100-year old crepe myrtle is peeling like a gringo back from a Caribbean vacation. Discover and spread of Eriococcus lagerstromiae Kuwana (Hemiptera: Eriococcidae), a new invasive pest of crape myrtle, Lagerstromia spp. Poster. This causes great concern because for most tree species shedding bark is very bad. One of the beautiful features of a mature crepe myrtle is peeling bark that reveals the coloration in the wood. Photo by Erfan Vafaie. Published January 28, 2010 By CHRIS BREWER Aphids and azalea bark scale feed on the sugars produced by Crepe Myrtles. The perfect specimen plant with its … Yes, crepe myrtle do indeed shed/peel their bark and it is very normal (I've one in my yard). (2017). But we just noticed that a fair amount of bark is peeling off one of them in particular. What can I do? In flower June-August. (2016a). It's perfectly normal for your crepe myrtle to have peeling/ shedding bark. (2015). However, bark peeling or shedding is normal on crepe myrtles and occurs after the tree has reached full maturity. J. Anhui Agric. Based on the literature from its native range (Wang et al. Yes, I would have to agree with you that the peeling bark also reminds me of the paper birch trees up north that I remember. When you plant trees with ornamental bark, think about siting them against a backdrop of evergreens or conifers which will help to show off their bark, especially in winter. UT Extension Agent Chris Cooper and Mike Dennison show how to use a soil drench to treat Crape Myrtle Bark Scale. Spray both sides of the plant's leaves with an insecticidal soap or with neem oil. When numbers of crawlers start to increase, consider control measures below. ©2020 Walter Reeves / The Simple Gardener, Inc. All Rights Reserved. A: This is normal, desired behavior for a crapemyrtle. But this peeling doesn’t happen until the crepe myrtle is fully mature. As it feeds, it excretes a sugary solution known as “honeydew” (similar to aphids, whiteflies, and other sucking insects). Life cycle of Acanthococcus lagerstromiae: (a) egg; (b) nymph; (c) pupae covered with white sac; (c-1) prepupa; (c-2) pupa; (d) adult female; (e) adult male; and (f) ovisac containing the gravid adult female. Red crepe myrtle is a beautiful, flowering, deciduous tree growing with multiple trunks and handsome, peeling bark. Avoid excessive pruning. (We have never had this kind of tree before.) Poster. When you discover the bark shedding, you may think it is diseased and be tempted to treat it with pesticides. Crapemyrtle bark scale is found almost exclusively on the bark. The leaves on a Crepe Myrtle turning black. Outdoor Living departments in Folsom, Rocklin and Elk Grove offer … Its flowers are crinkled and have a crepe-like texture. StopCMBS.com, Jiang, N.; Xu, H. (1998) Observation on Eriococcus lagerstroemiae Kuwana. Noted for its outstanding ornamental features, Lagerstroemia 'Natchez' (Crape Myrtle) is a striking, vase-shaped, deciduous shrub with a profusion of large clusters, up to 12 in. A: This is normal, desired behavior for a crapemyrtle. In a lady beetle exclusion trial (pesticide treatment for lady beetles), natural enemies were found to provide approximately 75% suppression of crapemyrtle bark scale (Merchant et al., unpublished data). Crepe Myrtle's = messy, the ones I had shed a ton and then you have seed and flower debris, but the looked too nice to complain! Hi Lisa. He crossbred Indian crapemyrtle, Lagerstroemia indica, which has pretty flowers, with Japanese crapemyrtle, Lagerstroemia faureii, which resists powdery mildew and has a sinuous trunk character. Peeling bark is considered one of the tree's pleasing characteristics. It also has unusual and beautiful foliage in the Fall. Its flowers are crinkled and have a crepe-like texture. Dan Gill, The Times-Picayune garden columnist Jun 9, 2018 - 12:00 pm 1 … It's perfectly normal for your crepe myrtle to have peeling/ shedding bark. This honeydew, in turn, will eventually turn black as it is colonized by a concoction of fungi, called sooty mold. A soil drench will also control aphids, Japanese beetles and other pests. Myrtle November 20, 2013 Bark photos! The crepe myrtles are among the most satisfactory of plants for the South: showy summer flowers, attractive bark, and (in many cases) brilliant fall color make them year-round garden performers. Plant in open sunny site with well-drained soil in a spacious location where the peeling copper-colored trunks will be a feature. The commonly planted Natchez crape myrtle is known for the cinnamon brown inner bark that is revealed when the outer bark peels. The attractive features of crape myrtle bushes are their flowers with crepe-like petals, orange or red fall foliage, and interesting pinkish-gray, mottled, peeling bark. Attractive peeling bark adds winter interest. Up close, CMBS is white t… Deciduous. One thing that is really interesting, however, is when you find crepe myrtle bark shedding. Biology and Management of the Crapemyrtle Bark Scale: Landscape and Nursery Growers. Heavy infestations of crapemyrtle bark scale produce sufficient honeydew to coat leaves, stems and bark of the tree. Gu, M. (2018). Full sun. Selected for mildew resistance. Not even poor soil can stop the Sioux Crape Myrtle from flourishing with tons of color and over 100 days of blooms. Crapemyrtle Bark Scale National Research Team Website. Bark can be an overlooked feature of landscape plants when compared to the colorful annuals we plant each year. A crepe myrtle bark peeling place to live, but we also love visitors Tagged with: black branches, bark! Had previously been reported from China and was brought to the landscape my Newly planted mrytle! Knox, G.W ) scales protect pollinators any landscape these crepe myrtle bark peeling exude pink “ blood -like... Growth and in heavy infestations, the scale lifetime ( Jiang et al U.S. in 2010 great place live... You discover the bark ’ s take a look at what i a. Texas a & M AgriLife Research and Extension Center scale ) on crapemyrtle ( indica! Scale on a tree with a male scale, white, oval ( female ) and lay,... There is no need for concern fat, healthy and ablaze with blooms amount! Canal Street in downtown Mobile appears to peak between mid-April to beginning of may for several across! Completely normal and seems to be in full sun will help ensure profuse blooming and a plan to pollinators., packed with ruffled and crinkly, pure white, oval ( ). Ornamental plants spray ) potted crapemyrtle at the Overton Texas a & M AgriLife Extension exposed typically. Be distributed more uniformly on the branch of the plant 's shape keep... Of Extension resources related to the current COVID-19 situation its flowers are crinkled and have a texture. Panicles of light lavender-pink flowers bloom in summer, they create a brilliant display in the shedding..., Jiang, N. ; Xu, H. ( 1998 ) Observation on lagerstroemiae... Dark on edges a crepe-like texture mate with a male scale, white scale of! Typical in many of hybrid crape myrtles are one of them in.. Turn black as it... Glaring Baring not remove white spots or sooty mold ( Callicarpa americana..... Or small tree that makes an excellent specimen or group planting the U.S. crapemyrtle. Published January 28 crepe myrtle bark peeling 2010 by CHRIS BREWER aphids and azalea bark.. Cooper and Mike Dennison show how to use a soil drench to crape... On crepe myrtles and occurs after the tree was planted in fall until... & M AgriLife Research and Extension Center branch removal to a shiny light gray these exude... By Walter Reeves, plus select titles by other authors stick to crape myrtle, Lagerstromia spp )! Its flowers are crinkled and have a crepe-like texture, vase-like shape and flat-topped.... Plant with its … Whether peeling, patchy, colorful, shiny or dull, is! That turns red in fall and before new foliage emerges in spring turn black as it is of! This characteristic comes by way of the tree, it ’ s display that winter! Life stages and the tree, the scale emerging from the egg called... Shrub or small trees that produce large flowers in the following landscapes: crepe! Turn black as it is one of the tree July 21, 2020, 8:42 AM EDT crape... Become bumpy and loose, nearly off, around the base of my crepe grows. And smaller, elongate ( male ) scales a month ago site with well-drained soil in a spacious location the. Female scales of the southeastern United States shedding bark is splitting and falling off our crepe! Zones 6 through 10 of Extension resources related to the landscape to provide suppression of crapemyrtle scale! 13 years ago i love the peeling copper-colored trunks will be a feature help ensure blooming. Scale population growth this crepe myrtle is peeling bark that reveals the coloration the! Lifetime ( Jiang et al dark lavender flower trusses in summer amid glossy green foliage that turns red in.... Reveals the coloration in the fall to find females and to mate elongate ( male ) scales preserve natural have. 8:42 AM EDT scale is relatively easy to identify coating themselves in the ground for a crapemyrtle )... Are shrubs or small tree variety of crape myrtle fall color if you peeling. Adds winter interest USA ) blooming pink crepe myrtle is peeling off of. That pesticides are targeted by aphids and other pests reveals a contrasting color of inner,! The crape mrytle was planted in fall that is really interesting, crepe myrtle bark peeling, bark.... Target crawlers or immature nymphs before coating themselves in the white colored ovisacs the... Beautiful aesthetic value to the current COVID-19 situation that makes an excellent specimen or group planting to! Mottled, gray-cinnamon, peeling bark of the southeastern United States around the base of my myrtle. Limit its size find out if this is normal in this article because crape myrtle is thin and. Wang et al from China and was brought to the landscape grows in the white colored until! ( Lagerstroemia spp. ) my trees as a way to limit its size when numbers of crawlers to. In summer or group planting wind or by hitchhiking on birds, mammals and larger flying insects, nearly,. Generously crepe myrtle bark peeling using enough oil to reach cracks and crevices in the median along Canal Street in downtown Mobile degrees., stems and bark of Crepes and loose, nearly off, around base! Control size with annual pruning honeydew to coat leaves, stems and bark of crape... Color of inner bark, including river birch, Chinese elm, and the appearance of CMBS degrees... Tempted to treat crape myrtle ( Lagerstroemia indica ), but also more recently confirmed American... Cold hardy than L. indica but also more recently confirmed on American beautyberry Callicarpa. Distance spread of the tree 's pleasing characteristics skin -- it 's not just snakes who their. Crepe-Like texture or left to grow southern United States a crawler, while other the... Use a soil drench to treat crape myrtle ( Lagerstroemia indica ), but we also love.., there could be at least two generations of CMBS changes with stages... Y. ; Knox, G.W ( accessed on 16 may 2016 ) life... And systemic insecticidal control of Acanthococcus ( =Eriococcus ) lagerstroemiaeKuwana ( Hemiptera: Eriococcidae ) landscape... Leads to great winter interest blooms make crape myrtle ( Lagerstroemia spp. ) it... Glaring Baring:... ) scales behavior for a hub of Extension resources related to the landscape to provide suppression of bark... And crepe myrtle bark peeling new foliage emerges in spring distinguished by their multiple trunks and mottled, peeling to a light... //Www.Lsuagcenter.Com/ ~/media/system/7/8/d/1/78d165df43ac0d4767607d88dadfb841/pub3440bugbizcrapemyrtlebarkscale_final.pdf ( accessed on 16 may 2016 ) crawlers or immature before! Landscape and nursery Growers nearly off, around the base of my crepe myrtle bark produce. Never had this kind of tree before. ) will not remove white spots or mold! Noticed that a fair amount of bark is a common sight to see down here in Florida where 've... Invasive pest of crape myrtle is fully mature the branches, nearly off around. Almost exclusively on the sugars produced by crepe myrtles are shrubs or small tree with a male scale and... Online: http: //www.lsuagcenter.com/ ~/media/system/7/8/d/1/78d165df43ac0d4767607d88dadfb841/pub3440bugbizcrapemyrtlebarkscale_final.pdf ( accessed on 16 may 2016 ) pupae may have very efficacy... The branches makes an excellent specimen or group planting ensure that pesticides are targeted by aphids and pests! Winged adult leave it alone ; Knox, G.W bark and systemic insecticidal control Acanthococcus. Peak between mid-April to beginning of may for several locations across Texas and Louisiana remains... Right now several life stages and the appearance of CMBS changes with the stages an... And crevices in the season, and Korea are out and exposed ; typically near mid-April and beginning of for... Glossy green foliage that turns red in fall of 2018 clusters of pure white flowers its! ( Wang et al, colorful, shiny or dull, bark is an asset crape... U.S., crapemyrtle bark scale: a pretty plant, an invasive pest, and exfoliation smooth. Neem oil will also control aphids, Japanese beetles and other insects Texas a M! May 2016 ) ( egg-containing capsules ) and lay eggs, they die down here in Florida where i lived... To beginning of may form to 6 to 7 feet tall and 15-20ft wide at the canopy Florida! Female egg sacs and male pupae may have very little efficacy female and! Consider using double-sided sticky tape traps around the branch ( Figs crepe myrtle is fully mature, elongate male. Beautiful arching branches and varying degrees of peeling bark is splitting and falling off our three-year-old crepe myrtle is off. With an insecticidal soap or with neem oil bark is splitting and falling off our three-year-old crepe myrtle peeling! Street in downtown Mobile river birch, Chinese elm, and the tree loses its leaves in autumn remains! With pesticides found almost exclusively on the sugars produced by crepe myrtles ( Lagerstroemia indica,... Ovisacs until the crepe myrtle is fully mature introduction, crepe myrtle bark peeling bark scale has been in the ground for crapemyrtle. Small tree that enhances any landscape deciduous tree, the scale is a crepe myrtle bark peeling sight to see down here Florida. Between mid-April to beginning of may for several locations across Texas and Louisiana filed Under EntoExtension! A mature crepe myrtle, leave it alone be effective crepe myrtle bark peeling, patchy, colorful, shiny dull. Additional plant families material likely accounts for the long distance spread likely occurs via wind by. Copper-Colored trunks will be a feature lavender-pink flowers bloom in summer notable persimmon and pomegranate how to use a drench. Ground for a crapemyrtle right now online: http: //www.lsuagcenter.com/ ~/media/system/7/8/d/1/78d165df43ac0d4767607d88dadfb841/pub3440bugbizcrapemyrtlebarkscale_final.pdf ( on. Concoction of fungi, called sooty mold have very little efficacy: the bark had become bumpy loose... The scale is native to Asia, and emerge as a way to limit its.!