And trees have a complicated root system. It proliferates the soil and goes deep into the ground to absorb nutrients and water. In fact, the tree's roots can spread twice as far as its branches above ground! ... Hence, deep root fertilization is needed.

How often should you deep root fertilize trees?

They will become healthier overall and more resistant to disease and insect infestation. Spring-Green recommends deep root feeding twice a year, once in spring and again in the fall, as prescribed in our 2-Step Tree Program, which incorporates additional benefits as well.

Is deep root feeding worth it?

Deep root feeding (fertilization) is not always a necessary treatment, especially if you have healthy soil. ... Standard lawn fertilizers can't penetrate the compact soil to reach the root zone and some nutrients are lost to competing grass roots. Trees that are not able to get enough nutrients from their surrounding area.