Weed worries

For instance, Bayer, the giant pharmaceutical and chemical producer, recently paid about $10billion to settle claims that Roundup - a popular herbicide based on glyphosate - causes cancer.

- with DIARMUID GAVIN

Given these concerns, it's important to explore safer, more sustainable ways to keep gardens healthy and attractive without putting ourselves or nature at risk. One of the most effective and environmentally friendly methods for dealing with weeds is manual removal.

Hoes are particularly useful for dealing with young seedlings, slicing them just below the soil surface and disturbing their delicate roots. Common annual weeds like chickweed, bittercress, and cleavers can often be easily pulled by hand, especially when the soil is moist after a rain shower.