San Francisco Chronicle 2008

San Francisco Chronicle, "Aerating Lawn Shoes" "Along with heavy-duty mulching, keeping your soil properly aerated goes a long way to making good use of irrigation water. The plastic, strap-on shoes come with a set of 1 1/4-inch spikes which resemble long nails that are screwed into the soles. The result: A stroll across the lawn every two weeks will pierce the turf in enough places that water and fertilizer will penetrate better. Go to www.cleanairgardening.com." San Francisco Chronicle, Wednesday, June 25, 2008