Dormant Oil Dormant Oil Treatments are usually done in the dormant stage before spring in the months of  Jan, Feb,  or Early March.  The oil treatment smoothers the eggs of aphids, mites, Scales, Leaf Rollers, etc on the trees preventing damage from an insect invasion. Tree and Shrub InoculationsTree Soil injection treatments offer Systemic benefits.
 Benefits include: Improved nutrient and water uptake, Improved root growth, Improved plant growth and yield, Improved disease resistance, Reduced transplant shock, Reduced drought stress, Parasitic nematode control Foliar Sprays. Several foliar insecticide sprays are available for elm leaf beetle. a good choice in an integrated pest management program. More persistent, broad-spectrum materials, including carbaryl and pyrethroids, are also available for foliar application. Pest Management program for Trees: Targeted Pest "The Bronze Birch Borer" , Elm leaf beetle, is one of the most important insects damaging urban forests in the United States and is the major pest of elm rees.