Question

Why are volcanic materials used in potting media?

Answer 1

Read below:

Step-by-step explanation:

Volcanic materials are used in potting media because they provide excellent drainage, contain trace elements and minerals, and are lightweight.

The porous nature of volcanic materials also helps to retain moisture and aerate the soil. This helps promote healthy root development and encourages healthy plant growth.

Answer 2

it makes it accessible to plant roots as soon as they make contact with it.

Step-by-step explanation:

As the rock continues to break down, additional nutrients are made available to the plant roots. Thus, guaranteeing them a consistent supply of nutrients.