North Americans in the foreground Sigifredo Corral, left, and Martin Leighton compare notes on the impressive wall of Pink Lady apples. Published January 15, 2011 The biaxis or double branch tree, with its ease of training to a fruiting wall, is being studied throughout Italy in different tree fruit crops and settings. In Italy, the two-branch tree is patented by Vivai Mazzoni Nurseries, and sold under the trademarked name Bibaum, which means two trees in German. “The tree fruit growers in South Tyrol prefer to use the German language, so the name is German and not Italian,” explained Carlo Mezzola […]