Hi April this is Peggy. Here are some tips on cleaning and keeping up the brick exterior of your home . Good luck Brick Basics: Maintenance, Care, and Cleaning - Bob Vila
These simple maintenance tips will help keep your brick, and your house, looking ... Once a year use a garden hose, with a spray nozzle, or a spray bottle to ...
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How to Brighten a Brick Exterior | Home Guides | SF Gate
Dec 19, 2018 - To remove the unsightly spots, mix 1 cup of chlorine bleach with 1 gallon of water in a bucket and apply it to the bricks with a natural- or synthetic-bristle brush. Avoid using wire-bristled brushes, which may create rust stains. Spray the brick with water before cleaning it with the bleach solution.
Wet & forget outdoor is a good slow-cleaner.
30 Second cleaner and a garden hose is good but if you have plants it could harm them as it contains some type of bleach.
Pressure washer on a low setting will work well too.