Wolf Garten Soil Aerator BIM Garden Multi Change Cultivation Tool The multi change cultivation range incorporates all the tools needed to keep borders in good health. Each tool has a solid robust design with tines, prongs and blades that will resist bending, wear and corrosion. Loosens soil with ease in confined spaces such as tight corners and window boxes for optimum nutrient distribution. Extra hardened with lacquer finish allows you to precisely aerate your soil without disturbing your plants. Part of the multi-change system, attaching it to a handle of the required height will prevent over straining.