Building a Living Fence: Osage orange trees (Maclura pomifera), also called hedge apple or horse apple. For an incredibly tough, enduring windbreak that’s a major player in a local ecology, probably nothing surpasses Osage orange.
Building An Espalier = Living Fence - Using standard pruning techniques, you can train dwarf fruit trees to form a living wall that will enhance your yard's privacy and provide beauty and fresh produc (How To Build Garden Step)
The living willow fence- In short, you take long and straight willow stems and plant then in a line in the spring (just stick them in the ground), weaving them into a desired form and tie joints together for stability for the first few years for stability
Green Barrier™ living willow hedges, sustainable and aesthetically pleasing. They provide almost instant screening, even in winter. The willow establishes very quickly after planting and creates an attractive green hedge in as little as 2 months.