种菜的Raised beds 里面的土隔几年需要换掉么？虫卵啥的都在里面。

给喜欢DIY的朋友们，咱们是一群热爱生活的朋友：

“To be creative means to be in love with life. You can be creative only if you love life enough that you want to enhance its beauty, you want to bring a little more music to it, a little more poetry to it, a little more dance to it.”

--Osho

所有跟帖： 

• 挂羊头卖狗肉 -外乡人- ♂ (168 bytes) () 09/05/2017 postreply 08:06:58

• 好主意 -thom30- ♀ (0 bytes) () 09/05/2017 postreply 08:13:52

• 秋天快下霜前深翻一次，把土冻一冻，开春再翻回去，加肥，耙平。 -柳眉儿- ♀ (0 bytes) () 09/05/2017 postreply 08:16:35

• 能消灭虫卵？ -thom30- ♀ (0 bytes) () 09/05/2017 postreply 08:20:25

• 是的，虫卵，冬眠的虫都冻死了 -柳眉儿- ♀ (0 bytes) () 09/05/2017 postreply 20:12:43

• 那不下霜怎么办？ -江东老表- ♂ (0 bytes) () 09/05/2017 postreply 11:06:42

• 我这儿Zone6，冬天冻土一尺多，冻三个月以上 -柳眉儿- ♀ (0 bytes) () 09/05/2017 postreply 20:13:14