NATAE Practice abstract n. 3: Diversity. Working Package 7. A NATAE practice abstract is a summary that describes an agroecological practice that can be used as a valuable resource by farmers, researchers, policy makers, and other stakeholders interested in adopting or promoting agricultural practices that contribute to sustainability, productivity, and competitiveness in the agricultural sector. This document presents Mediterranean plants used as alternatives to synthetic agricultural inputs, enhancing biodiversity and reducing environmental impacts. It describes biopesticidal, biostimulant, green manure and biofumigant uses of common species such as neem, eucalyptus, lavender, nettle, alfalfa and mustard. It outlines simple preparation methods (infusions, compost teas, extracts) and application modes for foliar and soil treatments. The document also highlights repellent and trap plants, including systems that attract pests or their natural enemies, and rotational trap crops to manage parasitic plants like broomrape.