The crop rotation for many horticultural companies is right around the corner. This also means that the taken out crop is shredded and removed. These crop residues often contain plastic. This brings about extra disposal costs for the grower, is socially undesirable and prevents optimum use of residual flows. With regard to the latter, there are plenty of opportunities: for example, tomato leaves as a basis for the production of paper or textile are certainly no longer a ‘remote possibility’.