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Retaining Wall Construction

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lil front bed mod

What happens here

On the side of the planting bed opposite the sidewalk, construct a small retaining wall. This wall will provide definition, manage any slight grade changes, and help retain soil within the bed. First, dig a level trench for the wall's base, ensuring it is wide enough to accommodate the chosen retaining wall blocks or stones, such as gray slate stone. Lay down and compact a base layer of gravel in the trench. Begin stacking the retaining wall units, ensuring each course is level both front-to-back and side-to-side. For added stability and longevity, consider applying landscape adhesive between the courses of stones or blocks. Backfill behind the wall with drainage gravel and then soil.

Goal: Build a functional and aesthetic retaining wall along one side of the planting bed

Tools and materials

  • Level — Ensuring each course of the wall is straight and plumb
  • Rubber Mallet — Adjusting the position of retaining wall units
  • Shovel — Digging the trench for the retaining wall base
  • String Line and Stakes — Maintaining proper alignment of the wall
  • Tamper — Compacting the gravel base
  • Tape Measure — Accurate placement of wall units
  • Gravel — Creating a stable and well-drained base for the retaining wall
  • Landscape Adhesive — Bonding retaining wall units together for increased stability
  • Retaining Wall Blocks/Stones — Constructing the retaining wall; specifically mentioned 'gray slate stone'