How to ensure a safe and healthy garden

At high concentrations, lead is a potentially toxic element to humans and most other forms of life. For this reason, there is a need to be concerned about elevated lead levels in the home garden soil where houses were build in the seventies were painted with a mterial that contained lead. Lead can be absorbed by the plants and into the fruits causing harm to the healthy brain development for the children among other health hazards.

究竟在家建設菜圃有甚麼需要注意呢？ Source: Pixabay