scales

Question

After getting rid of a plant that has been infested with scales, can I keep the soil mix that housed the plant?

Answer 1

Though it is possible to sterilize the soil, I really recommend starting with a new, good quality potting soil.

Here are some links to help you.

https://www.gardeningknowhow.com/garden-how-to/soil-fertilizers/sterilizing-soil.htm
https://www.gardeningknowhow.com/garden-how-to/soil-fertilizers/types-of-potting-soil.htm