If you've already got well established and mature gorse bushes, then mechanical clearing is the first step. Our all terrain 'spider' tractor fitted with Schwitzer Contracting's patented mulching attachment is ideal. This reduces the gorse to a fine organic mulch. Spraying small isolated bushes, and young seedlings, with modern herbicides complements mechanical clearing. Have a look here for useful background articles on how to get rid of gorse, including a comprehensive set of guidelines from Australia - where gorse is considered a weed of national significance.