Hydrangea
Hydrangea macrophylla (representative)
Hydrangeas are popular shrubs known for their large, showy flower heads, which can famously change color based on soil acidity. They symbolize gratitude, grace, beauty, and heartfelt emotions.
Hydrangeaceae
Summer to early fall (June-October)
Symbolism & Meanings
Key Meanings
Perfect For
Color Meanings
Cultural Significance
Popular in Victorian flower language. In Japan, hydrangeas are associated with apology and gratitude. Legend says a Japanese emperor gifted hydrangeas to the family of a girl he loved as an apology for neglecting her.
Botanical Information
Physical Characteristics
Natural Habitat
Growing Guide
Sunlight
Morning sun and afternoon shade is ideal; tolerates full sun in cooler climates if soil kept moist
Water
High, needs consistent moisture, especially in hot weather or full sun
Soil
Moist, Well-drained, Rich in organic matter, pH influences flower color (acidic for blue, alkaline for pink in H. macrophylla)
Expert Growing Tips
Plant in spring or fall in a location with appropriate light.
Amend soil with compost or other organic matter.
Mulch to retain soil moisture and keep roots cool.
Pruning depends on the type: H. macrophylla blooms on old wood (prune after flowering); H. paniculata and H. arborescens bloom on new wood (prune late winter/early spring).
Adjust soil pH to influence flower color of H. macrophylla (aluminum sulfate for blue, lime for pink).
Uses & Benefits
Ornamental Uses
- Foundation plantings
- Shrub borders
- Specimen plants
- Cut flowers (fresh or dried)
- Container gardening
- Coastal gardens
Traditional Uses
- Roots and rhizomes of some Hydrangea species (e.g., Hydrangea arborescens - wild hydrangea) have traditional uses as a diuretic and for kidney/bladder ailments.
- Some compounds are being researched for anti-inflammatory properties. Note: Some parts can be mildly toxic if ingested.
Disclaimer: Information provided is for educational purposes only. Consult healthcare professionals before using any plant medicinally.
Available Colors
Quick Facts
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