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1. Choose a location for the wall, making sure it is level and free of any obstructions. 2. Dig a trench for the wall’s foundation, making sure that it is wide enough to accommodate the boulders and deep enough to provide support. 3. Place a layer of gravel in the bottom of the trench and use a tampRead more
1. Choose a location for the wall, making sure it is level and free of any obstructions.
See less2. Dig a trench for the wall’s foundation, making sure that it is wide enough to accommodate the boulders and deep enough to provide support.
3. Place a layer of gravel in the bottom of the trench and use a tamper to compact it.
4. Add a thin layer of sand over the gravel and tamp again.
5. Position the boulders in the trench and use a level to make sure they are even.
6. Fill in the gaps around the boulders with concrete, using a trowel to fill in the crevices.
7. Let the concrete harden overnight, then fill in the rest of the trench with soil and compact it down.
8. Cover the wall with landscape fabric and then mulch or gravel for aesthetic purposes.