Question: We were given a blue hydrangea as a gift and told it needs special soil to remain this color. What should I do? Answer: Keep the soil acidic and you should have continuing blue hydrangea ...

Nudge your shrubs toward soft blues, bold pinks, or even purple tones. Bloom color is generally controlled by soil pH and aluminum availability. Only certain hydrangeas can change color, and some ...

Q: I have a row of blue hydrangeas but a couple of them bloomed purplish pink this year. How do I make them go back to blooming blue? A: Changes in soil pH cause certain types of hydrangeas to change ...

I have a hydrangea and would like to know how to make it bloom blue flowers. — Kathy Newman, Gretna Hydrangeas are exceptional plants in that the color of their flowers can change depending on the ...

WASHINGTON — The big, beautiful blossoms of hydrangeas are a staple of summer. And with some patience (and fertilizer) you can actually change the color that blooms. “It’s not something that happens ...

Hydrangeas are among the most loved ornamental plants in gardens across the world, admired for their large, globe-shaped ...

Summer gardening is in full swing and if you’ve got questions, turn to Ask an Expert, an online question-and-answer tool from Oregon State University’s Extension Service. OSU Extension faculty and ...

Hydrangeas, with their iconic puffy balls of flowers, feature showy blooms every spring. But the key to ensuring those lovely ...

Bloom color is generally controlled by soil pH and aluminum availability. Only certain hydrangeas can change color, and some cultivars will stay white no matter what you do to the soil. Color shifts ...