How do you Mortar a flagstone walkway?

Mark the area for the walkway using wood stakes and twine and then dig out the area. Mix up a cement mix in a large container. Pour the cement in the walkway and smooth it out with a trowel to create a concrete pad that is 4 inches thick. Mix three parts sand and one part dry mortar mix in a container. Click to see full answer. Also, what is the best mortar for flagstone?A good outdoor hydrated lime mortar recipe is: 3 buckets of 5 gallon size of fine sand, 6.38 gallons of Portland cement and 1.2 gallons of hydrated lime. Blend these dry ingredients well; then add water slowly until you get a mixture that resembles bricklayers’ mortar.Secondly, can you set flagstone in concrete? Flagstone can be laid over concrete, so you will not have to tear out your old patio. It can also be laid over a sand bed or directly on the bare ground. Since you are going to align flagstones when you enlarge the patio, a sand bed under the extended areas would be best. Keeping this in consideration, how much mortar do I need for flagstone? Thinset Mortar Large-bodied stones such as flagstone generally require a minimum trowel notch of 1/2-inch, which provides sufficient mortar for the flagstone to use as a bed.What is the strongest mortar mix?Type N mortar mix has a medium compressive strength and it is composed of 1 part Portland cement, 1 part lime, and 6 parts sand. It is considered to be a general-purpose mix, useful for above grade, exterior, and interior load-bearing installations. It is also the preferred mortar mix for soft stone masonry.