We analyse the role of financial barriers in affecting the adoption of environmental innovations (EI) with a focus on manufacturing small and medium-sized enterprises in Europe. In taking stock of the consolidated literature on EI, we find that the role of financial barriers is substantially neglected, although crucial, even more relevant in the current phase of the economic cycle. Our empirical analysis confirms the existence of direct negative effects of financial barriers on environmental innovation investment decisions. It furthermore sheds more light on the determinants of financial barriers that shape firms’ cleaner production choices. Our findings have the following policy implications: properly designed policies can play a critical ...