+22 How To Build A Raised Garden Bed With Composite Decking References. Before you get started, it's important to take. You want to ensure that the timber has not been treated with cca as the nasty chemicals used for this can leach into the soil.
You can use a carpenter's square to align your straight edge at 90. It’s important to ensure your measurements are accurate, so your bed has a flat surface. The containers are filled with organic compost, which is then mixed with the soil when it’s.
