为什么今年富贵竹都死了

2024-12-03 20:53:44
推荐回答(2个)
回答1:

家养富贵竹
近几年,一种既无花、又无形的富贵竹成为家庭养花人的"宠物",成为流行时尚的室内观叶花卉中的佼佼者。
富贵竹又叫仙达龙血树,为百合科常绿小乔木。富贵竹的美与它的吉祥名字分不开。它具有细长潇洒的叶子,翠绿的叶色,其茎节表现出貌似竹节的特征,却不是真正的竹。中国有"花开富贵,竹报平安"的祝辞,由于富贵竹茎叶纤秀,柔美优雅,极富竹韵,故而很得人们喜爱。富贵竹管理粗放,病虫害少,容易栽培,并向征着"大吉大利"。
富贵竹适于作小型盆栽,用于布置居室、书房、客厅等处,可置于案头、茶几和台面上,富贵典雅,玲珑别致,有很好的观赏性。
富贵竹原产加那群岛及非洲和亚洲的热带地区,20世纪80年代初,由中国热带农业科学研究院热带作物研究所引进于广东湛江。它性喜高温高湿环境,对光照要求不严,喜光也能耐荫,可以长期置于室内无需日照,不用刻意养护,只要有足够的水份就能旺盛的生长。
居室养殖盆栽富贵竹,管护中要掌握好湿度和温度。生长季节要经常保持盆土湿润,并经常向叶面喷水,以保持较高环境湿度,过于干燥易导致叶尖干枯。冬季盆土不宜太潮,但时常应向叶面喷水,同时注意做好防寒工作,以免叶片泛黄萎缩以至脱落。在生长旺季的5-9月,每月可施入颗粒状复合肥2-3次,以保持叶片青翠亮泽。
富贵竹由于分枝能力较差,用作室内观赏时,最好将5枝以上集中起来栽入一盆,效果会更好。室内陈放久了,虽生长得到稳定,难免叶片会沾染上一层灰尘,可用喷水法洗涤叶子,使其重新显示出美丽的光泽。
富贵竹的茎干可塑性强,可以根据人们的需要进行单枝弯曲造型,也可切段组合造型。切段组合的"富贵塔"形似中国的古代宝塔,象征吉祥富贵,开运聚财。在我国台湾,富贵竹也被称作"开运竹"。每逢吉日庆典或重大节日,人们把富贵竹作为吉祥物馈赠亲友。许多青春少女,也非常偏爱富贵竹,她们把小层"富贵塔"买回置于闺中书桌前,以保平安。
富贵竹一般采用扦插繁殖。扦插大多结合整形修剪时进行。生长多年的富贵竹随着植株长高,茎干基部往往叶片脱落,株形变差,可于生长季节将茎干截成长5-10厘米作为插穗,将其扦怎样养好蟆叶秋海棠?
蟆叶秋海棠,叶形优美,叶色绚丽,是室内极好的观叶植物。性喜温暖、湿润、半阴及空气湿度大的环境,忌强光直射。生长适温为22℃~25℃,不耐高温,气温超过32℃则生长缓慢。宜含丰富腐殖质、保水力强而又排水畅通的培养土。为满足其上述生态的要求,北方地区盆栽,从5月初至10月上旬,可放在北面阳台上或廊檐下,也可放朝北房间窗台上培养,但要注意通风。干燥天气及夏天,每天向花盆周围地面上喷水数次,增湿降温,保持一个凉爽湿润的环境,这对其健壮生长极为重要。高温干燥易引起植株生长不良甚至死亡。培养蟆叶秋海棠,切忌向叶面上喷不清洁的水,否则极易产生病斑,影响观瞻。生长季节浇水不能过多,以保持盆土湿润为宜。生长旺季约每半个月施1次以氮肥为主的复合化肥或稀薄饼肥水。施肥时应注意不要让肥液沾污叶片,若一时不慎叶片上沾有肥液时需立即用清水喷洗叶面,把肥液冲洗干净。冬季移至朝南房间向阳处,夜间罩上塑料薄膜罩保温保湿,每隔5天左右用与室温相近的清水喷洗1次叶片,以免灰尘或烟尘沾染叶面,保持叶面清新艳丽。越冬期间室温需保持在10℃以上,停止施肥,控制浇水,即可安全越冬。蟆叶秋海棠一般生长4年之后植株长势日渐衰弱,因此宜每隔4~5年用叶插法进行1次更新。具体方法参见本书第48问。
插于蛭石或河沙中,一般1-2周即可生根抽芽。
参考资料:http://www.shhaosai.com/yanghuamijue/eng/117.htm

回答2:

原因很多

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