Ferti-lome 1 Gal. Concentrate Tree & Shrub Insect KillerPrevents insect damage to trees and shrubs. Insecticide dissolves in water and moves down through the soil, where it is absorbed by the roots. Once absorbed, it moves up through the tree or shrub, providing year long protection even into new growth. Ideal to control the spotted lanternfly. Application rate: Trees, 1 ounce per 1 inch of distance around trunk per gallon of water. Shrubs, 3 ounces per foot of height per gallon of water. Active