园林花草一年修剪几次合适

2025-02-25 09:37:50
推荐回答(1个)
回答1:

园林花草一年修剪几次合适:
园林花草修剪,包括木本花卉、草本花卉、草坪。园林花草进行整枝修剪,可以调节生长、开花与结果,修剪还能改善通风透光条件,促使花草枝叶生长健壮。
一、园林木本花卉修剪
园林木本花卉主要是花灌木。花灌木修剪时期分为生长期(春季或夏季)修剪和休眠期(冬季)修剪。
1、园林生境的花灌木修剪,一般每年春秋各一次,如果春季修剪后,夏季出现徒长,应该加一次修剪。
2、绿篱的修剪,主要在春季和夏季进行,一般情况下,春季1次、夏季1-2次。
3、剪枝方式有两种,一种以枝条基部疏除,称为疏枝。疏枚是剪除生长过密的枝条与交叉枝、徒长枝、纤弱枝、病虫枝和枯枝,有利树体通风透光,增强植株生长势。另一种方式是将枝条剪短,称为短截。短截可以促使枝条的侧芽萌发,调整生长势,有利开花结果。
二、园林草本花卉修剪
园林草本花卉修剪,一般情况在春夏两季进行,不同的花卉,修剪方式和次数也不同。草本花卉幼苗的修剪主要是摘心。
1、草本花卉幼苗主茎摘除后,有利促进侧芽的萌发,增加分枝,达到值株矮化,枝多花多的目的。并且还能调整花期。常应用于菊花、一串红、矮牵牛、万寿菊等方面。
2、草本花卉生长期修剪主要是抹芽。草本花卉生长期常发生一些不定芽,任其生长,会消耗养分,扰乱树形,影响通风透光,需要在芽的萌发早期抹除。如嫁接的花卉,根蘖部分会出现葫芽,必须全部抹掉。
3、观赏的草本花卉修剪主要是摘叶。观赏的草本花卉应及时摘除部分老叶,以促发新叶。摘除老叶可促进多发新技新叶,长势旺,花蕾多。
三、园林草坪的修剪
1、草坪修剪能够控制草坪草的生长高度,使草坪经常保持平整美观,以适应人们游憩活动的需要。修剪还可以抑制草坪中混生的杂草开花结籽,使杂草失去繁衍后代的机会,而逐渐消除。
2、草坪养护修剪次数,常因季节、地区、草种用途不同而不同。一般处于生长旺盛期的修剪次数多,一般草坪一年最少要修剪4—5次,高度养护管理的草坪(如高尔夫球场草坪),一年的修剪次数可高达百余次。
3、一般修剪习惯采用条状平行方向进行,面积较大的大型草坪则多采用环条形方向运行,以免遗漏或重复,要经常改变方向进行修剪。也可以间歇修剪,即将草坪的剪草分成两次来完成,第一次剪草车运行时,先修剪其中的单数线条花纹,间歇一段时间后,再修剪其中的双数线条花纹。

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