Pegs from San Jon New Mexico writes
Yes, you can apply Ferti-lome Tree and Shrub Systemic Insect Drench around your purple locust trees and most other ornamental trees. You will use 1 oz of concentrate per inch of trunk circumference at breast height (about 4 feet off the ground). Please refer to the product label for complete application instructions.
Answer last updated on: 09/07/2021