Soil and foliar sampling are not exactly a new science, nor are they new ideas in the world of arboriculture. However, it is my opinion that they are still underutilized or underemphasized in the field. As practicing arborists, we [...]

Soil and foliar sampling are not exactly a new science, nor are they new ideas in the world of arboriculture. However, it is my opinion that they are still underutilized or underemphasized at the base level. As practicing arborists, [...]

In my December 2022 article in TCI Magazine, “The Plight of Urban Soils,” a majority of the content focused on the issues with urban soils and how they are notably different from natural forest and prairie soils. There is mention [...]

What is soil? One of the most important characteristics of soil that is often overlooked is the fact that soil is alive. It’s not just alive in the sense that living things are some byproducts of soil or are simply [...]

A PHC technician with Joseph Tree Service delivers a liquid organic fertilizer containing mixed humates and biochar. Unless otherwise noted, photos courtesy of Zack Shier. If you go to a local landscape supply store and look on the fertilizer shelves, [...]