The structure of potting soil determines how much water and air are available to the roots. Air is important for the roots’ oxygen supply and for the micro-organisms in the root environment.

Unlike animals, plants cannot run away from environmental stresses that may cause tissue damage.

Are my plants ready for more water? Still too wet? We've all been there – wanting to give our dear plants the love they need, without smothering them with too much of a good thing.