(一)根据果园地理位置套栽。干旱地区果园只适宜套栽耐旱药材,如柴胡、黄苓、黄芪、知田等;水湿地区可选择套栽较喜湿润、不耐寒的药材,如元胡、附子、北沙参、薏苡等;山区则应选择套种喜湿、怕热的黄连、党参、款冬、三七、西洋参。(二)根据果树的物候期套栽。枣树、柿子等发芽较迟的果树,可套栽喜光但有夏眠习性的药材,如贝母、元胡、石蒜等;对桃、杏、樱桃、枇杷等果熟期在最热月份到之前就结束的品种, (A) Set according to the orchard geographic location. Arid areas orchard is only suitable for planting drought-resistant herbs, such as Bupleurum, Huangling, Astragalus, Zhida, etc .; water wet areas can choose sets of plants prefer moist, not hardy herbs such as Yuanhu, aconite, Coix, etc .; mountains should be selected inter-hi wet, afraid of Coptis, Codonopsis, Coltsfoot, Panax, American ginseng. (B) Set according to the phenology of fruit trees. Jujube, persimmon and other germination of the later fruit trees, can be planted with light but there are habits of summer medicine, such as Fritillaria, Yuan Hu, Lycoris, etc .; on the peach, apricot, cherry, loquat and other fruit ripening in the hottest month Before the end of the species,