Illinois growing zones range from zones 5-7. By looking at the map above and locating the approximate area in which you live, you will be able to find your Illinois hardiness planting zone. Simply compare the color-coded zones for your area with those of the legend on the right of the map.
1 Place the toilet brush into the mixture and allow it to soak for several hours. 2  Remove the brush to see if it is clean. 3  If needed, add more crystals (another 1/3 -1/2 cup). 4  Soak it longer if needed. 5  Once the brush is clean, remove it from the water, rinse and allow it to dry completely. Fill a bucket half full with water. 2  Add 2-3 cups of washing soda crystals to the water. 3  Place the toilet brush into the mixture and allow it to soak for several hours. 4  Remove the brush to see if it is clean. 5  If needed, add more crystals (another 1/3 -1/2 cup).
Pour about 1/2 cup of bleach over the bristles and at least a few inches up the handle from the bristle area; bleach is septic tank safe when used according to the manufacturer's directions. Swish the brush in the clean water to loosen any particles and germs.lush the toilet again, and allow the swirling water to flow over the bristles, turning it to rinse all the way around, or on both sides of a loop-style brush. Secure the brush handle between the bowl and toilet seat, leaving it to drip into the bowl and air dry. Brad Jones/Demand Media.