Recommending corrective action during aerial application is provided. An unmanned aerial vehicle is navigated to a geolocation where an aerial application task is currently carried out. First sensor data is received from the unmanned aerial vehicle that characterize a quality of the aerial application task. Measures to be carried out to increase the quality of the aerial application task are determined based on the first sensor data. The measures are outputted while the aerial application task is ongoing so that the aerial application task can be adapted while the aerial application task occurs.