Here you can find an overview of all documents of the Gütegemeinschaft Substrate für Pflanzen e.V.

Our competences

Quality criteria composted bark

Quality criteria bark mulch

Quality criteria growing media

Flyer growing media

Professional handling of substrates

Change of the pH value in the substrate

Quality criteria potting soil

Flyer quality assurance potting soil (german)

Flyer identifying features potting soil (german)

Quality criteria expanded clay

Quality criteria wood fiber

Flyer wood fiber

Quality criteria peat

Quality criteria perlite

Quality criteria coconut

Flyer coconut products

Quality criteria for intensive foundation in multi-layer design

Quality criteria for extensive multi-layer foundation

Quality criteria for intensive foundation in single-layer design

Quality criteria for extensive planting in a single-layer construction method

Quality criteria for drainage layer fillers

Quality criteria roof substrates (german)

Environmental relevance requirements

Heavy metal content

Flyer for roof and tree substrates