PROBLEM TO BE SOLVED: To obtain greening concrete having excellent plant germination rate and growth and root taking. SOLUTION: This greening concrete material is obtained by formulating with cement crushed stone and other common coarse aggregate; wherein silica- base mineral is formulated by addition as the aggregate with a particle size of >=0.1 mm or if necessary as a powdery add-in material, and diatomaceous earth and pearlite, or either one of them can be used for the silica-based mineral, and also either one kind or at least two kinds of a fibrous material obtained by crushing e.g. bamboo material, palm material, wood or peat moss and other vegetable fibrous material can be added thereto as a water retainability auxiliary material for supplementing water retainability of the concrete.
