Whatever you grow in a raised bed with the worst environmentally unfriendly timber treatment that has been concocted by science will have less chemical contaminants than anything you buy from a retailer.
Forget plastic liners, water will get between the liner and the timber whatever you do. Timber rots, only the thickness of the timber will delay the process.
Whatever you grow in a raised bed with the worst environmentally unfriendly timber treatment that has been concocted by science will have less chemical contaminants than anything you buy from a retailer.
Forget plastic liners, water will get between the liner and the timber whatever you do. Timber rots, only the thickness of the timber will delay the process.