A Univ. of Nev. School of Medicine, Family Medicine answered. No, there are times where you can have small releases of bacteria into your bloodstream that last only a few minutes, for example, after you have your teeth cleaned.
The addition of lime to the soil around the hydrangea wonât change the flowerâs color overnight. Depending on the soilâs texture, it may take months or even up to three years, according to Reeves. Monitor the soilâs pH twice a year.
Here are a couple of tricks to turn hydrangea flowers the color you want. To turn blue flowers pink, sprinkle 3 to 4 cups of lime around the base of the plant. Do this again several months later. To turn pink flowers blue, add 4 tablespoons of aluminum sulfate to a gallon of water, and drench around the base.ere are a couple of tricks to turn hydrangea flowers the color you want. To turn blue flowers pink, sprinkle 3 to 4 cups of lime around the base of the plant. Do this again several months later. To turn pink flowers blue, add 4 tablespoons of aluminum sulfate to a gallon of water, and drench around the base.