Taking some old deck boards and working them up. First, take off the old brackets:
Then, use a hatchet to split off the rotten bits of the 4x6s:
And build a new raised bed box for a garden:
I'm going to try this idea of putting old (rotten) wood at the bottom, under the dirt, to act as a sponge for the winter water. Luckily, I have plenty of rotten wood around.