PiET OUDOLF LANDSCAPE DESIGNER referraL MuKA ArTriBuTe LiFe AnD ArT DIAiSM ACQUIRE UNDERSTANDING ATTAISM DiA iSM Piet Oudolf, master of spontaneous gardens, became the best landscape designer in the world Renowned as the mind behind The High Line's green spaces in New York, landscape designer Piet Oudolf is considered the father of spontaneous gardens, such as Milan's Library of Trees. Piet Oudolf, born in 1944, is the best known landscape designer in the world,