Kevin Thomas - Director, Lantra Wales and Professor David Skydmore - Senior Plant Health Professional present an introduction to the International Year of Plant Health, and the Plant Health in Horticulture Conference which was our contribution from Wales. The Conference covers major issues surrounding plant health and biosecurity in commercial horticulture with a particular focus on Wales. It describes prevention, diagnosis, control and the mitigation of pests and diseases, giving growers information that they can apply directly to their businesses.