Can orchids be grown with medical stone?

Can medical stone be used to grow orchids?

Medical stone can be used to grow orchids. Medical stone has many pores and is a mineral stone, so it contains some minerals. In the maintenance of orchids, the use of medical stone can provide certain nutrients for the orchids and increase the air permeability of the soil.

Advantages and disadvantages of using medical stone to grow orchids

Advantages: Medical stone is granular and contains holes that can increase the drainage and ventilation of the soil, so that there will be no water accumulation. It can also reduce the occurrence of diseases and pests, and the substances it contains also have a purifying effect.

Disadvantages: Medical stone contains relatively few nutrients and cannot meet the normal growth of orchids. Medical stone is an alkaline substance with poor moisture retention and strong adsorption, which will cause problems in the growth of orchids.

How to grow orchids with medical stone

1. Sterilization and disinfection: Medical stone contains a certain amount of alkaline substances, so you can soak it in clean water for several times, then dry it after disinfection and wait for use.

2. Planting: First spread a layer of processed medical stone at the bottom of the flowerpot, and then mix it with some humus and fill it into the flowerpot. After planting orchids, cover the surface of the soil with another layer.