The pea gravel mixture is easily available in the market to make diy gravel patio. There are multiple options available to the home owner. The proportion of the gravel and the cement can be changed as per the requirement of the homeowner. The mixture that is available in the market is precisely mixed with the fixed amount of the gravel and the cement. However, if the owner requires to have more cement added to the gravel than that can be done very easily. Similarly you can also add some more gravel in order to make Diy gravel patio.