Gardeners can change hydrangea colors by adjusting soil pH, with acidity leading to blue blooms and alkalinity resulting in pink.

Shift your bigleaf hydrangeas from blue to pink or vice versa. With many garden flowers, what you buy is what you get: Red roses are red roses; yellow gerbera daisies are yellow gerbera daisies. But ...

The pH scale ranges from 0 to 14, with 7 being n… Applying lime when lime is not needed may have disastrous results in your garden, landscape and lawn. Determining soil pH is important in gardening.