on specific topics related to potting soil and growing media
The factsheets are intended to provide more information on specific topics related to potting soil and growing media. RHP makes an effort to keep the content of the factsheets up to date. Over time new factsheets will be added at this page...
Factsheet Fungal growth
Growing media often contain fungi and they can also grow visibly in and on them. These are usually saprotrophic fungi, which are completely harmless to plants. Growing media produced with renewable raw materials are more susceptible to fungal growth. What are the risks of fungal growth?
Factsheet Pesticides
Pesticides are risky substances that control pests, usually to protect crops. After the use of pesticides, residues can sometimes remain in the environment for a longer period of time. Can pesticide residues also occur in potting soil or substrates and what are the risks?
Factsheet Human pathogens
Human pathogens are micro organisms (e.g. bacteria) that can cause diseases to humans if they come into direct contact with. Can human pathogens be present in potting soil or growing media and what are the risks?
