室内多采用盆花亮化环境。浇水过多,常使土壤缺氧,造成根系腐烂。长期未浇透水,也会引起下部枝叶老化,并逐渐由下向上发生干黄脱落。为持续花卉观赏价值,在养护过程中,浇水宜“四看”:看植物需水量大小水分是花卉生长所必需的,花卉对水分的要求也因种类不同而异。水生花卉,通气组织发达,根和地下茎可在缺氧状态下生长,这类花卉终年生长在水中,如荷花、睡莲等;陆生花卉大多需 Indoor use of potted lighting environment. Too much water, often soil hypoxia, causing root rot. Long-term water is not poured, will also cause lower branches and leaves aging, and gradually from the bottom up dry yellow off. To maintain the ornamental value of flowers, in the conservation process, watering should “four look ”: see the amount of water the plants need water is necessary for the growth of flowers, flowers on the water requirements vary according to the type. Aquatic flowers, well-developed ventilation, roots and underground stems can be grown in hypoxia, such flowers grow all year round in the water, such as lotus, water lily, etc .; terrestrial flowers mostly