推荐回答(3个)
在家中种上一盆芦荟不但能够改善环境,如果你栽培的品种还能够食用的话,食用还有美容的效果。但是家中栽培芦荟时,如何上盆往往会难倒很多花友。那么家庭栽培芦荟究竟应该如何上盆呢?
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芦荟
一、上盆方法:上盆前选苗是关键,健壮的芦荟苗,叶片短而厚实,颜色深绿,并带有四根以上的自生根。上盆时,先在盆底放一些碎瓦片,以利排水透气,再添上一些配好的基质,把芦荟放入盆内,尽量使根系伸展,填土覆盖好根部,再轻轻将苗向上提一提,并稍微压实,使根系上下左右与基质紧密接触,再把盆土填至离盆缘2厘米左右。在上盆时,尽量把芦荟扶正,最后,慢慢向盆内浇透水,上盆就算完成。
二、盆栽芦荟上盆时间:芦荟上盆应在春夏季进行,室内气温在15—28摄氏度时比较适宜,在适宜的温度条件下发根快,返青时间短。冬季不宜上盆,温度太低上盆后不利于新根发生,甚至还会出现幼苗“腐心”,而使芦荟植株死亡。
三、上盆后的管理:在芦荟返青生根以前不宜多浇水,在盆土过湿情况下,极易发生烂根现象,一般是不干不浇水,干则浇透。刚上盆的芦荟也不要让阳光直射,以免失水和养分过度消耗,一般可在半阴处养护,待缓苗后才能多照阳光,此时,可多向芦荟叶面喷水,加快芦荟返青生根。
将芦荟从地里或育苗容器内移出,装入花盆的过程称为上盆。上盆前,应根据芦荟苗的大小选用合适的花盆。如果芦荟苗大盆小,则限制芦荟的生长。如果芦荟苗小盆大,则头轻脚重,缺乏美感。另外,由于苗小盆大,每次浇水后不见干,会造成烂根。
上盆如用新盆,则应用水浸透“退火”,否则,上盆后浇水不容易使盆体渗透,半干半湿的盆壁会灼伤新根。如果用旧花盆栽培芦荟,则应把盆土残渣、青苔洗刷干净,放在阳光下晒干再用。
上盆前,要在盆底先放一块碎瓦片,压在盆底的透水孔上,既可保持通气排水,又不使装入的盆土漏掉。然后,再向盆内填放预先配好的盆土。
装盆前,还有一项重要的工作,就是对所有的芦荟种苗进行精选,虽然翠叶芦荟、中国芦荟、木立芦荟等都可以作为盆栽的品种,但必须选用健康的芦荟种苗作为盆栽的种苗,才能使盆栽芦荟茁壮生长,具有较高的观赏和利用价值。健壮的芦荟种苗形态特征应该是叶片短而厚实,茎部粗壮,颜色深绿,并带有4个以上的自生根。
上盆时,要把芦荟种苗放在盆中央,尽量让根系舒展,再向盆中填配好的培养土。等填土覆盖好根部后再轻轻向上提一提,稍微压实,使根系上下和盆土紧密接触,一般培养土加至距盆沿2—3厘米为宜,最后再慢慢向盆内浇透水,放在半荫处养护,缓苗后移至阳光处养护。
芦荟生命力极强,经过一段时间的生长,根系就会布满全盆,必将影响芦荟的生长。这时需要把芦荟根团从原盆中脱出,换入一个大的花盆中,增加一些新的营养土,这就是换盆。换盆时间,以4—5月份和9—10月份最为适宜。
为了脱盆时不伤害、少伤害根系,要尽量保持土团完整,这就需要采用正确的脱盆方法。对于小型花盆栽种的芦荟,可将盆中芦荟株头朝下,用一只手把住盆上部分,另一只手掌拍打盆的外壁,盆土和盆壁就会自动分开,然后连土带芦荟植株一起移入较大的花盆中。随后,在土团四周填上新的盆土,最后浇透水,换盆就算完成。对于较大的芦荟植株和花盆,因一只手拿不住,则可放在松软的地上来回滚动,并轻轻敲打,使土团和盆壁完全脱离,然后由两人合作,一人捧住芦荟植株,另一人轻轻脱去旧盆,移入新盆,浇透水,放在遮荫处养护10天左右即可恢复正常生长。
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