梔子花掉花苞怎麼辦？茶花掉花苞怎麼辦？/Gardenia bud off how to do? Camellia bud off how to do?

今日提問：米蘭、梔子花、龍血樹、曇花、茶花/Today's question: Milan, Gardenia, Dragon's blood tree, Epiphyllum, Camellia