A second place to look
Inspect small containers around watering lines as well as low areas near the patio. If ticks are the concern, note whether clothing or pets picked them up in brush.
Turlock, CA
Mosquitoes and ticks in Turlock, CA
Make note of persistent puddles by irrigation lines and any uncovered containers near where you sit. Tick activity is a different concern, so record if it follows time in taller vegetation.