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).
To clean a toilet with bleach, measure a half cup of dry bleach powder and allow it to sit in the bowl for up to two hours. Flush once you see that stains are removed. As a last resort, use a pumice stone and a toothbrush to get rid of extreme toilet stains. Keeping one end of the pumice damp, rub the stone across toilet rings, but be sure to do so cautiously. Pumice can easily scratch a toilet bowl, leaving it damaged beyond repair.