While it's true that changing the soil pH can change the blossoms' color, this trick only works on two hydrangea species: bigleaf and mountain. You can't change the color of other hydrangeas ...

particularly the widely-cultivated bigleaf hydrangea (Hydrangea macrophylla), is primarily determined by the pH level of its ...

Just like universal indicator paper, hydrangea flowers are blue in acidic soils and pink in alkaline soils. Image caption, pH meters can accurately determine the pH of soils. The pH of water can ...

The chemicals in hydrangea may cause increased urine output, which could help some urinary tract problems. The chemicals in hydrangea may cause increased urine output, which could help some ...

Just like universal indicator paper, hydrangea flowers are pink in acidic soils and blue in alkaline soils. The pH of water can also affect the aquatic organisms that are found there. Different ...

The panicle hydrangea, Hydrangea paniculata, bears broad flower cones rather than rounded heads like mophead or lacecap hydrangeas. Most cultivars flower from late summer to autumn. They are less ...

The panicle hydrangea, Hydrangea paniculata, bears broad flower cones rather than rounded heads like mophead or lacecap hydrangeas. Most cultivars flower from late summer to autumn. They are less ...

Due to the pH of their soil, they come in a variety of colors, but you can use vinegar to turn pink-flowered hydrangeas blue. If you don’t already know the type of hydrangea you have, you’ll want to ...