what does drenching a plants
A soil drench applies a chemical mixed with water to the soil around the base of a tree so that its roots can absorb the chemical.Soil drenches are commonly used to apply water-soluble systemic pesticides or fungicides to combat pests or diseases attacking a tree.hoosing the right method for applying pesticides or fungicides to a tree can have just as much of an impact as the type of chemical you use. A soil drench introduces a chemical into the soil around the root zone of plants.