a well-constructed garden bed is no less than two feet deep.) Pests are more controlled depending on the construction of the box; screens can keep out underground
Concerns using treated wood CCA bonds with wood to form water insoluble compounds and are thus regarded as being non-leachable. If there are still reservations as to the safety of pressure treated lumber, apply an oil-based sealer before use and/or line the interior sides of the bed with ...