Download Mortar Flagstone Pictures. Traditional flagstones are varied in thickness, width and size. Spread the mortar over the concrete bed then place the flagstones on top of that.
I would always lay flagstones on a mortar bed particularly if they are of varying thickness. We are making a flagstone patio in the backyard. I did a quick google for flagstone mortar and it appears you were close with your ratio;
How to repair a mortared flagstone walkway.
Although flagstones can be frustrating to work with because of their lack of uniformity, the process is one that anyone. I did a quick google for flagstone mortar and it appears you were close with your ratio; How to mortar set a pathway or patio with flagstone. We originally planned to lay the patio on a however, the guy doing the landscape design said we need to mortar the patio if we plan to use it for.