Growers must adhere to particle size regulations when using low-volume sprays to control the HLB-transmitting Asian citrus psyllid. In the first report below, University of Florida entomologist Lukasz Stelinski tells how Sept. 15 and Sept. 16 low-volume applicator calibration rodeos in Florida can help growers adhere to particle size restrictions. In the second report, Stelinski discusses speed and safety issues when using low-volume sprayers.