四季管理苏铁喜温暖湿润和阳光充足的环境,较耐热,生长适温24～27℃,不耐干旱和积水,5℃以下叶受冻害,喜疏松、透气、肥沃的沙壤土。春南方多地栽(图1),长江流域及以北主要是盆栽(图2)。春季是翻盆最佳时期,根据生长情况确定盆的大小。翻盆前轻度控水,翻盆时将铁树从小盆取出,剪去老病叶及部分老根,大花盆底部放入瓦片,将植株放入其中,加入基质(基质要疏松、微酸性,加基肥),压实浇透 Four Seasons Management Su Tiexi warm and humid and sunny environment, more heat-resistant, growth temperature of 24 ~ 27 ℃, intolerant of drought and water, leaf damage by less than 5 ℃, Xi loose, breathable, fertile sandy loam. Spring planting more plots (Figure 1), the Yangtze River Basin and north of mainly potted plants (Figure 2). Spring is the best time to turn pots and determine the pot size according to the growth. Mild water control before turning basin, turn the basin when the iron tree from the small pots, cut the old leaves and some old roots, the bottom of the large pots into the tile, the plants into which, adding matrix (matrix to loose, slightly acidic , Plus base fertilizer), compacted dredging