Goulds J10S shallow well pump for irrigation - can't get suction

I have a 2 year old Gould’s J10S shallow well pump connected to a well point driven to 18 feet. I use this for sprinkler irrigation only.
The issue is the pump will not create enough suction on its own when the pressure switch turns it on after sitting idle overnight. If I am...
Goulds J10S shallow well pump for irrigation - can't get suction