is material providing cover to the soil. It may be organic (eg straw,
pinebark), inorganic (eg pebbles, gravel, rocks) or synthetic (eg
When selecting mulch, consider your garden's needs!
Most mulches have several useful characteristics but many impact negatively on certain types of plants. Learn to judge the most suitable mulch for your particular needs.
Even 25mm of organic mulch can prevent 25mm of rain (or watering) reaching your soil. Gravel, rocks or sand used as mulch allow moisture penetration; essential during summer.
This Booklet introduces you to some of the poorly understood issues with the use of mulch.
Productivity generally requires additional water.
Deep rooted visual amenity plantings can manage on natural rainfall.