Bigleaf Hydrangea
Hydrangea macrophylla
Quick Facts: Shrub, not a tree; grows 3–6 feet tall. Native to Japan. Flower color changes with soil pH (blue in acidic soil, pink in alkaline).
Why It’s Special: This flowering shrub is famous for its giant colorful blooms.
Fun Fact for Kids: Hydrangea flowers can be pink, purple, or blue — like nature’s mood ring!
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