Are cinder blocks toxic? I want to make a raised garden using them.

Asked March 16, 2015, 11:57 AM EDT

Getting ready to start a box garden . I was going to use cinder blocks but came across this article that said they were toxic ? Are they safe to use ?

Williamson County Texas gardening horticulture

1 Response

While there is a flurry of stuff on facebook and pintrest- concert blocks are inert and not toxic.

Here is the TAMU recommendation: