Plant growing tool

Abstract

A plant growing device for germinating plant seeds in a microgravity space and / or in a clinostat or in a normal gravity space, which device is provided with a passive water and / or nutrient supply system, characterized in that it comprises - a germination container (2) made of a non-transparent material, which is provided with a liquid filling connection element (8), - a cover element, which is connected to the germination container (2) via an intermediate piece (10), - an absorbent mat (7) with a high absorption capacity located on the lower surface of the germination container (2), - a germination module located in the germination container (2) between the absorbent mat (7) and the cover element.