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黄桷兰叶子发黄掉叶是怎么回事
更新时间: 2020-10-23 00:00:00  

黄桷兰就是白兰花。

如叶片突然蔫萎,应立即浇水,并放于荫处恢复。如枝条下端叶子逐渐向上于黄、脱落或干边。下部叶枝提前老化,多为长期缺水或脱水所致。应适时适量浇水。

阴雨天,要防止盆内积水,随时将盆内积水倒掉。

盛夏,傍晚浇水一次,上午需视其盆土干湿及天气情况适当补水。若中午,箍土温度高,又遇阵雨,盆内水温随之升高,对根部不利,须立即浇水降温。

浇水用雨水、河塘水。如果自来水,需放两小时后再作浇灌。切勿使用存放久的死水或含杂质较多及偏碱性的水。夏季水温比土温宜略低,冬季宜略高。

关键词: 叶子 发黄 怎么 回事

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