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Outdoor

Lightweight Concrete Planter

This DIY planter is made out of 3/4" plywood and coated with cement.

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Difficulty
Easy
Time
1.5–3 hours
Cost
$$

About this build

This DIY planter is made out of 3/4" plywood and coated with cement. There is a hole in the top that allows a plant to grow through while hiding an ugly plastic container.

Tools

Essential

  • Circular Saw
  • Drill / Driver
  • Jigsaw
  • Pocket Hole Jig

Optional / nice to have

  • Bar / Pipe Clamps

Materials

ItemQty
Sheet 3/4" sanded pine plywood1 board
Box of 1 1/4" pocket-hole screws (see tools list)1 each
Sandpaper, various grits1 each
Bag of feather finish concrete mix1 each
Drywall sanding mesh, 120 grit1 each

Overall cost: $$. Lumber prices vary by region, species, and season, so we give a band rather than a figure we would only be pretending to know.

Cut list

PartQtyT × W × L
Side panels23/4" × 14" × 18"
Side panels23/4" × 12" × 18"
Top13/4" × 12" × 12"
Base13/4" × 6" × 12"
Base13/4" × 4" × 12"
Strips63/4" × 1" × 12"
Strips43/4" × 1" × 6"

What to buy

Buy 6 boards at 8 ft.

3/4" × 14"

1 board

3/4" × 12"

1 board

3/4" × 6"

1 board

3/4" × 4"

1 board

3/4" × 1"

2 boards

Assumes 8 ft stock, a 1/8" saw kerf, and buying each part at its own width. Change the board size or kerf on the full board plan →

Start building →

Instructions

  1. 1Cut the plywood

    Cut the basic pieces with a circular saw guided by the Kreg Straight Edge Guide.

    Lightweight Concrete Planter — step photo 2
  2. 2Cut the top

    Cut a circle in the top with a jig saw, then cut it in half to get two panels that can go around the plant.

    Lightweight Concrete Planter — step photo 3
  3. 3Assemble and apply concrete

    Screw the 1-1/2" wide strips to the narrow side panels to make ledges for the top and base plates. Use pocket holes to attach the side panels to make a square plywood tube. Coat the entire outside with feather finish concrete mix.

    Lightweight Concrete Planter — step photo 4

Tags

  • Outdoor Living
  • Beginner

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