百日草徒長的原因是什麼
？

百日草tuchangdeyuanyin，guangzhaobuzubairicaoshiguangxianxuqiuduhengaodezhiwu，hainenggoujiezhuguangxiandetiaozheng，gaibianhuaqi，ranghuaqitiqianhuozhetuihou。yangmiaohouqichengchangsuduhenkuai，guangzhaobuzu，feichangrongyituchang。shuifenguoduoguangzhaoqiangliededifang，shuifenzhengfahuibijiaokuai
，danshiruguoguangxianbugouchongzu，huidaozhipentulimiandeshuifenzhengfahuanman，ruguohaijixudaliangjiaoshuidehua，huiyingxianggenxidehuxizuoyong，daozhizhizhushengchangzhuangkuangbujiachuxiantuchangdeqingkuang。

 

百日草生長極快，容易徒長，所以要及時摘心
，促發腋芽生長
，使其花株粗壯，座花率高。百日草為1-2年生草本植物
，其葉片對生
、無柄，由舌狀花和筒狀花組成。

 

jiangsuchangzhihongyuanlinshizhuanyedelvhuamiaomuzhongzhijidi，changnianchushoubairicao
，haiyoudibeicaohua，lvhuaqiulei，libamiao，huaguanmu，qiaomudenggeleilvhuapinzhong，guigeqiquan，shuliangchongzu
，shuxingyoumei，cunhuolvgao
，zhiliangyou。benmiaomuhuahuichanpinshiyingxingqiang
，yichenghuo，chenghuolvjigao，erqie，benpumiaomuyuanxiaoquanguogeshengshidiqu。zaichangzhihongyuanlinyoudaliangdebairicaoxianhuo
，youxuyaogoumaibairicaoheqitalvhuamiaomudepengyoukeyilianxibenjidi：--