http://npic.orst.edu/factsheets/imidagen.html WitrynaCrape myrtle bark scale (Eriococcus lagerstroemiae Kuwana) is affecting many crape myrtles in the Arlington/Alexandria area. Kirsten Conrad (Extension Agent, Virginia Cooperative Extension) is advising residents that if removal of the trees is not an option, there are two windows of opportunity for chemical treatment of this significant pest.

Crape Myrtle Height and Size Considerations (Essential Guide)

WitrynaHOW TO APPLY. Fill a bucket or watering can with 1 gallon of water. For trees with circumference greater than 50”, use 2 gallons of water. Shake the bottle of Ferti•lome Tree & Shrub Systemic Insect Drench well. … WitrynaCrape myrtle bark scale is relatively easy to iden-tify. It is one of the only scales known to infest crape myrtles. Adult females are felt-like white or gray encrustations that stick to crape myrtle parts ranging from small twigs to large trunks. When crushed, these scales exude pink “blood”-like liquid. On new growth and cu lighting

Imidacloprid - DoMyOwn.com

WitrynaImidacloprid (as a drench) Dinotefuran (as a drench or bark spray) Pyriproxyfen (as a bark spray) Buprofezin (as a bark spray) Bifenthrin (variable results, as a bark spray) Witryna18 lis 2013 · Use of chemical soil drench. This method works well and is more cost effective. The chemicals, either imidacloprid or dinotefuran (refer to links below) are applied in water to the soil (a soil drench or soil injections), the tree uptakes the chemical through the roots and transports it to the needles to deter the HWA (systemic … WitrynaCrape myrtles (Lagerstroemia indica) are essentially trouble-free small trees. The most common problems include powdery mildew, Cercospora leaf spot, aphids, Japanese beetles, and sooty mold. More … eastern time vs pacific time difference