How to Build Flower Boxes for Railings. Deck Planters or Windows Boxes

Pascal Tremblay
by Pascal Tremblay
1 Day

To give a rustic style to the wrap around deck or porch, I built cedar flower boxes / planter boxes. This planters will hide the plastic container where the plants are grown last spring.


1: Determine size and Cut the pieces

2: Assemble the wood Pieces

3: Finishing and attaching to railings

4: Decorate Deck or Patio with Flowers

Easy to install on your railings. It's a flower-pot holder !

Detailed building instructions: ---> How to build a window box


Wooden Railings Flower Boxes.DIY building instructions:

Planter boxes attached to the porch railing.

Cheap planters too.DIY building instructions:

No root material, the cedar!

Assembling a flower box.DIY building instructions:

Assembling a window box.

Plastic container.DIY building instructions:

Pastic planter ready to get hide by a window box.

DIY Window Boxes

Looking to hang your planter? See this guide to how to hang window boxes on vinyl, wood, stucco, or brick.

Pascal Tremblay
Want more details about this and other DIY projects? Check out my blog post!
Frequently asked questions
Have a question about this project?
Join the conversation
2 of 4 comments