菊花一般在１０月下旬开花，如果人工改变其生长环境条件，则四季都能开花。一、催花技术要点１、“五一”节开花。１２月下旬剪除菊花的地上茎，并将盆栽菊转移到１５℃～２５℃的温室里，加强肥水管理，不久从老蔸根基萌发出许多幼芽，每盆留一二条健壮苗，３月中旬现蕾，４ Chrysanthemum generally flowering in late October, if the artificial change of its environmental conditions, the four seasons can flowering. First, reminder flower technical points 1, “May Day” section of flowering. In late December, the ground stem of chrysanthemum was cut off, and the potted chrysanthemum was transferred to a greenhouse of 15-25 ° C to strengthen the management of fertilizer and water. Soon young buds were sprouted from the roots of Laodengxun and one or two robust seedlings were left in mid-March Budding, 4