Changing your hydrangea flowers to blue, pink or purple isn't a magic trick. It's a doable science experiment.

Hydrangea blooms are sensitive to soil acidity, which makes some elements in soil more bioavailable to plants while ...

Hydrangea macrophylla is commonly called the mophead type, and their flowers are what most gardeners long for: “People lust after those big blue flowers ... from pale light pink with a dark ...

If you want your flowers to be pink, you need to make the soil more alkaline. Meanwhile, if you want your hydrangeas to be blue you need to add acidity to the soil. This is because hydrangeas take ...

Producing a strong fragrance that pests like mosquitos, flies, fleas and moths find offputting, another great companion for ...