Share. Flea and tick collars vary in their active ingredient. Often, these collars contain amitraz (a chemical that is an alpha2-adrenergic agonist and monoamine oxidase inhibitor), organophosphates or carbamates, or pyrethrins/pyrethroids. Please see each individual active ingredient for more information.
The mean minimum temperature for May 2012 at Adelaide (Kent Town) was 9.3 C, 0.9 C below the long term May average of 10.2 C. This resulted in the coolest May since 2006. By comparison, May 2011 saw minimum temperature for the month average 10.0 C.
Adelaide receives 21.5 inches of rain per year, with the majority falling in the winter months of June through August. Despite the predominantly moderate conditions, Adelaide can get hot, with seven months (October through March) with record highs above 100Â°F. 7.