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.
To change the color of your hydrangeas, add the following to the soil: CHANGE TO PINK. For hydrangea blooms to be pink, the plants must not take up aluminum from the soil. If the soil naturally contains aluminum, one must try to keep it away from the hydrangea's system. Following are a few tricks that might work:
Q: My hydrangea leaves are turning brown and look crumpled. A: This could be from inadequate water. Swings from wet to dry can result in brown leaf margins. Try to keep the soil evenly moist. Water slowly and deeply to moisten the soil several inches deep. Mulch to help conserve the moisture and keep soil temperatures down.