At EDI, we are proud to be industry leaders in large tree transplanting & supply, custom grow & tree farming nationwide. With ... over 40 years of quality experience, Environmental Design, Inc. is the premier large tree transplanting contractor in the world. The company has led the drive to apply technology to tree transplanting through a stunning list of achievements: *Designed and patented the world’s largest on-site hydraulic tree spade *Designed and patented the world’s largest highway legal tree spade *Developed and patented the trademarked ArborLift tree relocation system used for giant tree transplanting, including the development of the pipe lifting platform, which has become an industry standard *Transplanted the largest tree ever successfully moved EDI also specializes in: *Specimen Tree Supply *Custom grow for specific requirements to major urban projects *Tree Farms - EDI has extensive experience in building tree farms for multi-phase developments, from 1,000 to 17,000 trees. Re-planting some several times over. read more