I made a window box out of 4/4 cedar abiout three years ago. We filled it with soil and planted stuff in it, and it has not shown any sign of rot. It was not pressure=treated.
I'm not slow, I'm pacing myself!
Isaiah 44:13 Another shapes wood, he extends a measuring line, he outlines it with red chalk. He works it with planes and outlines it with a compass...
Usual kit: Table saw, band saw, dual base router and table, lathe, various saws, planer, sanders, and a multitude of hand tools.