are often mistaken for the southern pine bark beetle because their appearance and damage are similar. Discus™ Nursery Insecticide (0.70 percent cyfluthrin plus 2.94 percent imidacloprid): Caution. The tunnels are oval to almost round in cross section because of the round shape of the larvae (Fig. Larvae hatch from eggs in about 10 days and tunnel beneath the bark for 10 to 11 months before emerging from the base of the trunk. Weevils such as blackvine, cranberry, yellow poplar and pine reproduction weevils, use 1 pound per 100 gallons; Borers, including clearwing moths such as ash, dogwood, lesser peachtree, lilac, oak, peachtree, rhododendron borers; metallic wood borers such as bronze birch, flatheaded appletree and twolined chestnut borers; longhorned borer beetles such as cottonwood, locust, red oak borers, pales weevil adults and Zimmerman pine moth: Use 2 pounds per 100 gallons, spraying trunks and lower limbs of trees and shrubs when adults begin to emerge for borers, and for peachtree borers spraying flowering trees and shrubs on the genus Prunus as a trunk spray before newly hatched larvae enter trees and thoroughly wet all bark areas from ground level to scaffold limbs; Pales and northern pine weevils, use 6 pounds per 100 gallons applied as a cut stump spray or drench; Other beetles such as ambrosia, Anobiidae, black turpentine, European elm bark, mountain pine, native elm bark and southern pine beetles: Use 16 pounds per 100 gallons, to achieve a preventive treatment by spraying the main trunk of trees in the early spring or when the threat of attack exists from nearby infested trees or to achieve remedial treatments spraying the main trunk of infested trees or logs when damage occurs but before beetles begin to emerge; Weevils such as northern pine, pitch eating weevils: Use 32 pounds per 100 gallons for pine seedlings, treating immediately after transplanting to thoroughly wet the foliage and stems to the point of runoff, not using more than 6 gallons of spray dilution per acre. It has a narrow body with a reddish thorax and light brown wing covers marked with four yellow lines on each. Repeat as necessary up to a total of four times for trees and six times for ornamentals and shrubs but not more often than once every 7 days. Most insect borers are attracted to weakened, damaged, dying or dead plants. 6). Acecap® 97 Systemic Insecticide Tree Implants (97 percent acephate): Caution. "Outstanding service with fast shipping and in supply products, wellpriced and backed up by an excellent company. Updated on January 7, 2019, at 9:46 AM by Henrys Tree Service of Arlington. For use by certified applicators or people under their direct supervision; this product may be used only on ornamentals grown in nurseries and to treat evergreens, shade and flowering trees, and nonbearing fruit trees infested with: OnyxPro™ Insecticide (23.4 percent bifenthrin): Warning. can help control the larvae, and insecticides like Permethrin SFR can be used to prevent the adults from laying eggs. Diagnosing Cottonwood Borer. Saturating the the soil at the tree’s base with insecticide is also recommended to kill the grubs still burrowing there. Borer damage can severely affect the quality of lumber and can make trees susceptible to disease. Maintaining healthy trees by deep root fertilization and scheduled watering supports the tree's roots so it doesn't topple over from wind gusts, thus destroying life and property. Injection into trees more than 2 inches in diameter that will not produce food within a year after treatment: Use as directed for black vine weevil larvae, bronze birch borer, cottonwood longhorned borer, flatheaded borers including alder and birch borer, pine tip moth larvae and other listed pests. Dinotefuran, a neonicotinoid insecticide Also see Mauget Imicide Hp for use in loadable injectors. On occasion, tunneling makes the tree weak, causing limbs and branches to fall. Yes Adult beetles are large (1 1/4 inches long) with an attractive black and whitish-yellow pattern. Several kinds of moth larvae tunnel into woody ornamental plants: Carpenterworms (Prionoxystus robinae) are large larvae that tunnel through the trunks of oak, elm, black locust, willow, ash, boxelder, poplar, cottonwood, Chinese tallow and fruit trees such as pear and cherry. Left untreated, their damage will result in the tree's death so contact a tree expert immediately when your tree appears to be ailing or weakened. Examples of flat-headed borers include the bronze birch borer (Agrilus anxius), uncommon in Texas because of the lack of host trees; Agrilus species found on oak and raspberry (A. bilineatus and A. ruficollis, respectively); flat-headed appletree borer (Chrysobothris femorata) and a closely related species that attacks recently transplanted or stressed shade, pecan and fruit trees. Need Cottonwood Borer Treatment? For treatment of buprestid borers including bronze birch borer, flatheaded borers, longhorned borers and pine tip moth larvae. For pine beetles use 1 fluid ounce in 1 gallon water applied as a thorough spray, wetting the leaves and branches to dripping point. For use on shrubs and small, nonbearing trees for northern pine weevil, pine shoot weevil and Zimmerman pine moth, and on fruit trees for peachtree borer and lesser peachtree borer. Testimonials », © 2004-2020 P&M Solutions, LLC DBA DoMyOwn, Pre Emergent Herbicides (Weed Preventers), See More For ornamentals, nonbearing fruit and nut trees, and in field and container nurseries. 7). Beetles including twig borers and weevils, use 10.8 to 21.7 fluid ounces per 100 gallons, treating trunks, stems and twigs in addition to plant foliage; Pine shoot beetle adults use 21.7 to 43.5 fluid ounces per 100 gallons. Do not apply within 7 days of harvest. The black turpentine beetle, Dendroctonus tenebrans, is another species attacking pines. These are referred to as “secondary invaders” because they attack only after a plant has been weakened by another stress. Cottonwood Borer Treatment in Arlington, TX. All trees that exhibit an abundance of holes must be promptly removed by a tree service and infested branches must be pruned. There are several generations per year. It occurs in the Texas Panhandle, but is infrequently encountered in other parts of Texas. For use on ornamental trees and shrubs around buildings, parks, recreational areas and other listed sites, such as ornamental greenhouse, interiorscapes and plantscapes, lawns, trees and shrubs. Cottonwood Borer Treatment in Fort Worth, TX, call (817) 402-2820 for a diagnosing! Other members of this group are described below. Larvae often tunnel completely around the trunk or branches they infest, producing noticeable scars or girdling. Choose products according to the labeled restrictions. Cottonwood borer (Plectrodera scalator) is frequently found on cottonwood, poplar or willow trees. Available to homeowners through retail outlets for roundheaded borers apply 3 fluid ounces per inch of tree circumference or 9 fluid ounces per foot of shrub height. 7). Damage kills limbs or terminals and increases the risk from secondary invaders and diseases. Tree Borer Treatment and Management. 1) because their antennae are occasionally longer than their bodies. Selecting well adapted species of trees and shrubs that are not commonly attacked by wood borers in your area. Adult beetles are small and reddish-brown to black. On fruit trees including peaches and plum, for treating lesser peachtree borer and peach twig borer.