Growing medium refers to the material in which plants grow, providing support and nutrients for root development. Growing media can include soil, compost, peat, coconut coir, perlite, vermiculite, or hydroponic solutions. Each type of medium offers different properties, such as water retention, drainage, and aeration, depending on the plant�s needs. Choosing the right growing medium is essential for promoting healthy plant growth and ensuring that roots receive adequate moisture and nutrients.