problem—but do monitor all the crape myrtles in your yard. A heavy infestation Introduced from China into the United States in 1747, they became even more common with the introduction of the Japanese crape myrtle in the 1950’s. Using this information, north Florida is at a moderate to high risk of becoming infested (Wang et al. If you are just now spotting the problem, you can clean off the trunk with warm, soapy As of spring 2018, crapemyrtle bark scale was reported in Alabama, Arkansas, Georgia, Louisiana, Mississippi, New Mexico, North Carolina, Oklahoma, Tennessee, Texas, Virginia, and Washington. Crapemyrtle Insects A new, and serious insect was discovered in Arkansas in 2014. This video shows homeowners how to treat the scale and make their trees look good again. This sooty mold  grows on a by-product Crepe Myrtle Bark Scale. However, treatment is necessary. The small CMBS males are winged and will fly to find females and to mate. associated with a significant aphid problem. If left undetected or untreated, the CMBS will spread rapidly. iFZ�6+ӘV��-醆tM"��4�Oz�s��O�Pd+A��A��|�c�9��2c&��8�v���cݶq�+�5����A( f���⇑�$]\M��G2|�y0t��0�w�e(�F�\F�u��[uP�S��[��&OR�QA���%�`��Sj;�? These crape myrtles are more cold hardy, resistant to powdery mildew, and have a reddish-brown bark … Native to Asia, the crape scale bark scale first was reported in the United States during 2004 on crape myrtles in a landscape plant nursery in Richardson, Texas (Dallas County). Use virtual and real tools to improve critical calculations for farms and ranches. Currently called ‘crapemyrtle bark scale’, this aggressive insect pest causes significant aesthetic issues for crapemyrtles. Coaxing the best produce from asparagus to zucchini. been spreading at an alarming rate across the Southeast. a sweet substance called honeydew. If you have small limbs which are heavily infested prune them off and dispose of them. is accompanied with white specks on the trunks or branches, that is the crape myrtle Crapemyrtle Bark Scale. )�I�D��T��$���� �.V Crape myrtle bark scale is relatively easy to iden- tify. 411 0 obj <>stream Careful Featured trees, vines, shrubs and flowers. (60 miles southwest h�2�P0P0�T0�T����+�-�� �b��B��.vv ��� Crape myrtles are a common sight in East Texas. of New Orleans) in 2013. Since then, it spread rapidly. Crapemyrtle bark scales build shells over themselves so normal insecticides won’t kill them. eggs or crawlers under some of the larger white scale covers. 4 through 6). Private, Commercial & Non-commercial training and education. It is one of the only scales known to infest crape myrtles. The insect was first noted in America’s “crapemyrtle city”), in 2005 and had spread throughout most of the Dallas-Fort Worth area by … Once the mated females produce their ovisacs (egg-containing capsules) and lay eggs, they die. Nashville, Ark. They are unmistakable as thousands of little bugs. Commercial row crop production in Arkansas. Crepe Myrtles (also spelled Crepemyrtle, Crapemyrtle or Crape Myrtle) are tough, deciduous, summer blooming trees. Gaining garden smarts and sharing skills. This should Find tactics for healthy livestock and sound forages. Herbs, native plants, & reference desk QA. The eggs remain protected within the white colored ovisacs until the crawlers (immatures) hatch and disperse onto the branches. Increase your knowledge of public issues & get involved. Maintenance calendar, and best practices. Th… Check it out. b����-%��D����U�r��`W�U��`}��\�Zğ@��U*%-�mJ�|��'��Q. The scale was reported the easier and quicker the problem can be solved. Bark Scale along the branch of a Crape Myrtle. Black sooty mold can form on the trunks and leaves. ... Arkansas Gardens (Arkansas Garden Center) is a full service locally owned and operated nursery located at 9511 Hwy 107 (JFK) in Sherwood, under continuous operation since 1957. The University of Arkansas Cooperative Extension Service last year began urging homeowners to keep an eye out for a new pest. will result in white crusted clusters of insects which may blanket small stems and On new growth and in heavy infestations, the scales may be distributed more uniformly on the branch (Figs. will see that the adult is white to gray in color and there may be dozens of pink Since the initial sighting in 2004, the insect has been spreading at an alarming rate across the Southeast. They have gray-to-white felt coating and the insects stick to crape myrtle parts ranging from small twigs to large trunks. Today, thanks to help from researchers from the University of Arkansas and the USDA’s Animal and Plant Health Inspection service, we are a little closer to confirming those suspicions. Dale Bumpers College of Agricultural, Food & Life Sciences. “The white dots are likely insects called crapemyrtle bark scales. Crape myrtle bark scale is an introduced insect pest from Asia, and it has a great affinity for crape myrtle trees. Up close, CMBS is whit… Imports of crapemyrtle to … First seen in Northern Texas back in 2004, the Crapemyrtle Bark Scale (CMBS) has now arrived in Arkansas.This pest has been spreading across the Southeast at an alarming rate from Texas and into Oklahoma, Louisiana, Tennessee and, finally, Arkansas. Crape myrtle bark scale is a relatively recent pest that is affecting crepe myrtle trees in a growing area across the southeastern United States. Systemic insecticides work very well to control the bark scale, but the timing is There is no need to do preventative treatment, so only treat a tree that has the insect bark scale, and is cause for action. Specialty crops including turfgrass, vegetables, fruits, and ornamentals. The crape myrtle bark scale, Eriococcus lagerstroemiae Kuwana, is a newly introduced insect pest of crape myrtle, Lagerstroemia spp. Research-based connection to government and policy issues. properties, thus accelerating the spread of this invasive insect. Eggs hatch into tiny pink crawlers, and the older kill many of the crawlers and adults, but won’t kill them all. Our programs include aquaculture, diagnostics, and energy conservation. Native to Asia, CMBS was first noticed in a north Dallas, Texas, suburb in 2004. Adult females are felt-like white or gray encrustations that stick to crape myrtle parts ranging from small twigs to large trunks. Crape myrtle bark scale insects are so densely packed onto this slender branch of crape myrtle that the best solution is to prune it off the tree.Arkansas Democrat-Gazette/JOHN SYKES JR. … Learn more from our fact sheet Crapemyrtle Bark Scale: A New Insect Pest – FSA7086. A French mulberry or beautyberry — Callicarpa americana — is normally a pretty tough native plant, but it is a recognized host of the crape myrtle bark scale. Bloom color and bark characteristics as well as growth habit are species and variety specific.... Read more » According to Texas AgriLife Extension, this harmful pest is newly introduced from the Far East. Heavy infestations of crape myrtle bark scale are easy to spot and identify. Many people who call us describe their trees as covered in white dots, or white cotton like bumps. Hands-on activities in an outdoor setting. The problem usually goes unnoticed until plants begin turning black with a fungus called sooty mold when it begins to grow on insect droppings. Crape myrtle bark scale is relatively easy to identify. Crape myrtle bark scale is an insect pest of crape myrtle, one of the most popular flowering shrubs in the U.S. What’s wrong with my plants? Since 2013, in the city of Germantown, there has been a suspicious decrease in the health and appearance of one of the South’s ubiquitous flowering tree species, the crepe myrtle. Learn to ID unwanted plant and animal visitors. possibility that the millions of tiny crawlers could be easily spread to neighboring Crape myrtle bark scale is easy to identify because it’s the only scale insect that infests crape myrtles. hެ�[O�F�A��rS����$��Kj;@��g��M��/`��׷��ێ�4�Lw��1Kg��t�t��s9��e�ɸk1�a��0Ocn��[���x�a1]S�u`1n�\��ewt��uE&}fsl�ȃ$�n(�k�W�2�(n�����a&q0d:�:��lȴ?5N׻�����|��\R�)����k�t�������7��O�~��e�N6�q�ݥ��\�`���V"���w�6b.�; �HRFSJ��iB)-ȧ3z��.hN[ If you get up close or use a magnifying glass, you Often times, the first sign of CMBS is the black sooty mold on the tree bark. In a perfect world, burning the debris would be the best way to eradicate the pest, The clinic can help. White Scale on Crepe Myrtles What else do you need to know? Heavy infestations of crapemyrtle bark scale produce sufficient honeydew to coat leaves, stems and bark of the tree. in McKinney, Texas (self-designated as America’s “crapemyrtle city”), in 2005 and They have gray-to-white felt coating and the insects stick to crape myrtle parts ranging from small twigs to large trunks. Do not put them in a compost pile, or put them out on the curb for yard-waste pick-up. Once all the leaves have fallen, saturate the tree with a dormant oil. Pick up know-how for tackling diseases, pests and weeds. It is suspected that This is due to what is known as CMBS (Crapemyrtle Bark Scale). endstream endobj 413 0 obj <>stream CMBS might be found anywhere on crepe myrtles bark, and often appears near pruning sites and branch crotches of more mature wood. Retired after 38 years with the University of Arkansas … It has only been found on crape myrtles and American beautyberry (Callicarpa americana) in the US, but has been found on other species outside the US. Send our experts a photo    and ask for their advice. Explore our research locations around the state. They suck sap from the tree and then drip sticky honeydew on leaves and branches on which sooty mold grows. – Now is a great time to check the health of your Crapemyrtles. Click for a hub of Extension resources related to the current COVID-19 situation. Ask our experts plant, animal, or insect questions. The scale is a sucking insect that feeds on the phloem (sap) of plants. Adult females are felt-like white or gray encrustations that stick to crape myrtle parts ranging from small twigs to large trunks. As with most insects, there are several life stages and the appearance of CMBS changes with the stages. Crape myrtle bark scale is showing up all across the southern half of Arkansas and now may be moving northward. It’s important to keep a close eye on your crape myrtles. Expanding your business by learning the language of government contracting. It’s important to keep a close eye on your crape myrtles. Crape myrtle bark scale is easy to identify because it’s the only scale insect that infests crape myrtles. there may be at least two generations in Arkansas. Equipping individuals to lead organizations, communities, and regions. The insect was first noted Bark scale originates from China and was brought to the U.S. in 2010. Farm bill, farm marketing, agribusiness webinars, & farm policy. 2016). No need to remove your trees if you suspect infestation. Most gardeners will be alerted to CMBS by black sooty mold which appears on the bark %PDF-1.6 %���� Be aware, once the insects die, they will still be on the plant, but no longer causing (John Sykes Jr.) The University … If you are just now spotting black sooty mold on your crape myrtle trees you can clean crapemyrtle bark scale (CMBS). Licensing for forestry and wildlife professionals. Heavy infestations of crape myrtle aphids can also cause trees to be covered with black sooty mold, but any crape myrtle that is covered with sooty mold should be carefully ex… Crapemyrtle Bark Scale in Arkansas. Key Features Insect: Adult females produce a white, felt-like sac around their bodies. and trunk get very sticky and then a black sooty mold will form. CMBS might be able to overwinter in the adult female and egg life stages, and crawlers and later stage nymphs have been observed overwintering under the loose bark and in cracks and crevices of crapemyrtles in our area. If that sooty mold Keep our food, fiber and fuel supplies safe from disaster. The Issue: Do you have crape myrtle bark scale? This can be a difficult pest to control and it may take m… At that time we speculated that it was a newly introduced species of Eriocccid scale from Asia called crape myrtle bark scale (CMBS). 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