Eighteen months ago, I covered a large portion of my backyard with the seeds of white clover (Trifolium repens), also known as Dutch clover. This is the classic clover that grows in lawns and is ...

St Patrick's Day reminded me of looking for four-leaf clovers as a kid and believing that they were "lucky shamrocks”. They weren't so lucky because I would pick them, and they would wilt in my room.

During the 1950s, clover went from a vital component of a healthy lawn to a noxious and despised weed. The downfall of clover can be traced back to the commercial release of the herbicide 2,4-D in ...