A windrow merger for merging product material disposed in a windrow on a ground surface, the windrow merger having a transverse conveyor assembly carried on a merger fame, at least a portion of the frame underlying the transverse conveyor assembly, a tongue operably pivotally coupled to the merger frame, the tongue being couplable to a vehicle for towing the windrow merger, the windrow merger includes a pickup head having a pickup conveyor system including a rotatable pickup conveyor belt for picking up product material disposed in a windrow on a field surface. The pickup head is pivotally coupled to the merger frame and has a leading pickup edge. The pickup head has a suspension for suspending the leading pickup edge such that the leading pickup edge exhibits two degrees of motional freedom.