Tick tubes might work for you.i haven’t tried them yet but plan on doing some soon. You can DIY or get them on Amazon. People seem to have good luck with them.
Thermacell Tick Control Tubes; 6 Per Box; No Spray, Easy-to-Use; Kills Ticks That May Carry Lyme Disease; Place in Backyard, Gardens or Wooded Areas Twice a Year; Won't Harm Kids, Pets or Environment https://www.amazon.com/dp/B01MSE9XLW/ref=cm_sw_r_cp_api_i_.FHgDbWZM5JSM
Tick tubes, you can make them with cotton balls, paper towel rolls and permethrin. You can also buy them premade.