Lawn seed can be spread easily by car. Fertilizer, however not - at least not the Gartenkrone Rasenaktivator: All five meters around only do not rotate even the wheels, but the wave that is then blocked. With a lot of shaking, back and forth it goes again sometime next few meters.
Addendum: Now I have it again tried with a fertilizer of Wolf, which consists of 3mm balls. In order for the Gritter ran smoothly. So use small-scale fertilizer possible!
