Buy the 2015 Old Farmer's Almanac!
I've heard it works good onI've heard it works good on fleas too....I tried it once....used some lemon juice and water in a spray bottle and sprayed it on the area and no more fleas...

2015 Special Edition Garden GuideCooking Fresh with The Old Farmer's AlmanacThe Almanac Monthly Digital MagazineWhat the heck is a Garden Hod?