One of the most important elements of a great yard and garden is healthy soil. In this edition of GLT's Grow, host Patrick Murphy talks about the different types of soil and why you should get your soil tested to better understand how it can work best for you. *Soil has orders, similar to the genus in species in all living creatures. * The U.S. Department of Agriculture has an organization called The Natural Resource Soil Conservation Service, which surveys soil across America. *Soil is ever