If some curl grubs are found in the soil of your potted plants, you can try to use Spooky2 remote device to eliminate them. You firstly collected about 10 larvae, put them between the tape in the remote device, and then started to run Spooky Spectrum Sweep (R) (as below diagram), about 20 hours later, check them, if some of them are struggling and are not very active, this may be evidence of effective.
