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 ...

Bigleaf hydrangeas thrive in morning sun, afternoon shade, and moist, well-drained soil. Regular fertilization and watering are crucial for healthy growth and blooms. Prune after flowering, but avoid ...

Hydrangea macrophylla (Bigleaf Hydrangea): This variety is most commonly affected by soil pH. It includes both Mophead and Lacecap types. The color change is most dramatic in these hydrangeas.

Hydrangeas are exceptional in that the color of their flowers can change depending on the availability of aluminum ions. Available aluminum ions make the flowers blue. Aluminum ions are most available ...