Adult Ixodes pacificus ticks are most active in California from fall through early spring. Now is a great time to encourage repellent use and tick checks for tick bite prevention.
For sample messaging and educational materials about ticks and tick bite prevention, please visit go.cdph.ca.gov/ticks and the following resources:
- CDPH Tick-Borne Disease Prevention webpage (now available in Spanish)
- Sample social media messages and graphics
- CDPH Common Ticks in California ID card (
English version now updated; to order copies, please email VBDS@cdph.ca.gov)