Glass-containing prolonged release fertilizer, useful with e.g. potted house-plants or cut flowers, comprises glass component, preferably waste fragments from glass fiber non-woven production, and bentonite

摘要

A glass-containing fertilizer substrate (I) comprises a mixture of at least two components, one of which is a glass and the another of which is bentonite. An Independent claim is also included for the production of (I), by forming a mixture containing glass and bentonite.