What is the best way to promote tree root growth in the soil under a sidewalk? It’s a question that landscape architects, civil engineers, and arborists from cities large and small have investigated over many years. Through such consideration, alternate solutions to increase rooting volume for street trees have been created with varying degrees of success.
In order to help minimize the guesswork and reduce real-life trials, third-party studies have been conducted by researchers and municipalities around the world. In this eBook, three independent studies comparing the use of soil cells to structural soil are reviewed to provide a clear answer on the benefits of soil cells, as well as a look at the cost comparisons.