Question

why do plants grow better in soil than in sand.

Answer 1

Sands generally have less fertility than soils with more silt and clay, and so require more fertilizers to produce healthy crops. Sands also hold less water for plants than do silts and clays. ... So sand is soil, but in some soils, especially loams, it is easier to provide what is necessary to make plants grow well.

Answer 2

Sands generally have less fertility than soils with more silt and clay, and so require more fertilizers to produce healthy crops. Sands also hold less water for plants than do silts and clays. Thus plants grow better in soil than in sand