Vermiculite is a mineral that is used to help aerate and lighten up heavy soils, as well as help soils hold nutrients like magnesium, calcium and potassium that plants need. It is also able to help hold moisture in the soil. It can also be used as a mulch for indoor plants.

Vermiculite is an essential ingredient to help make quality seed raising or potting mixes using your home compost.

5 litre bag.