1. Much longer growing season because of the warmer soil earlier in the season.
2. Less weeds. Weed barrier fabric can be installed under the garden box. Use weed free soil in the box as well.
3. No soil compaction from foot traffic, resulting in better drainage.
4. Easier to reach the vegetables. No more getting down on the ground!
5. More growing space.
6. They look great in the yard!