Ticks depend on where you live or hike(often). I have never had a problem with ticks. Fleas are active from about March to November and dogs are treated during those times. I have never had a problem with fleas either.
Misty- Samoyed Mix
Tannor- Golden Retriever CGC
Robyn- German Shepherd CGC, TC
Midnite-German Shepherd CGC, TC
Brennan- Golden Retriever CGC