牡丹秋季催花,也称“赶花”,是指通过人工改变自然条件,提前降温,加大昼夜温差和减少光照等一系列措施,使牡丹在“国庆节”前后开花,而且催出的牡丹花在花型、花色、枝叶等方面都接近于正常花期开放的牡丹。现将垫江牡丹的秋季催花技术要点简述如下。品种选择1.宜选开花早、成 Peony flower in autumn, also known as “catch flowers” refers to a series of measures such as artificial change of natural conditions, early cooling, increase temperature difference between day and night and reduce the light so that the peony blossom in the “National Day” before and after the reminder of the peony Flower in flower type, color, leaves and other aspects are close to the normal flowering peony. Now Dianjiang peony flowers in the fall of the main points are as follows. Variety selection 1 should be flowering early, into