Hydrangeas offer some of the most stunning color options in the flower garden. The intense pinks and purples of the mophead ...

Hydrangeas will bloom "brighter" and be "more beautiful" with one unusual ingredient, according to a gardening expert. The ...

Blue flowers indicate acidic soil while pink flowers indicate alkaline. Plenty of other plants can be used as pH indicators ... the hydrangeas to better absorb aluminum in the soil.