That scar is an artifact of a process called grafting, or fusing two separate pieces of wood into a new tree. From citrus to ...

tree grafting. "We're basically making clones," said natural resources teacher Kevin Hoffman. The school purchased root stock from the Burnt Ridge Nursery in Onalaska and grafted it to scion wood ...

That scar is an artifact of a process called grafting, or fusing two separate pieces of wood into ... or two old, depending on the species. The idea is to take a cutting from a tree with desirable ...