Bigleaf Hydrangea
Hydrangea macrophylla
Not currently listed at our partner nurseries.
Essentials
At a Glance
Plant Type
Shrub
Height
48 inches
Width
48 inches
Light
Partial Sun, Shade
Zones
5, 6, 7, 8, 9
Water
Consistent moisture, avoid drought stress
Humidity
Prefers moderate to high humidity
Lifespan
50+ years
Native To
Japan
Toxicity
Toxic to humans and pets if ingested
The Story
Plant Bio
Large leaf, deciduous shrub that provides lush foliage and colorful blooms. Flowers may change color based on soil pH, ranging from blue in acidic soil to pink in alkaline soil.
Bloom Period:
Uses & Benefits:
Marketplace
Where to Buy
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Planting
How to Grow
- Choose a location with partial shade and well-drained, moist soil.
- Tuck young plants into the ground after the last frost in spring.
- Mist cuttings regularly to maintain humidity during propagation.
- Fertilize with a balanced, acid-loving plant fertilizer in early spring.
- Prune after flowering to shape and remove dead or weak stems.
- Mulch around base to retain moisture and regulate soil temperature.
Pro Tip
Use organic compost to enrich soil and promote vibrant blooms.
Keep It Thriving
Care Guide
Do
- Water regularly to keep soil consistently moist 💧
- Prune lightly after flowering for better shape and growth
- Mulch annually to conserve moisture and suppress weeds
Don't
- Avoid overwatering to prevent root rot ❌
- Don’t prune in late fall or winter, as it can damage buds
- Refrain from using high-nitrogen fertilizers that promote leaf growth only
Seasonal Care Calendar
| Task | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Deadhead | ||||||||||||
| Fertilize | ||||||||||||
| Mulch | ||||||||||||
| Prune | ||||||||||||
| Spring Cleanup | ||||||||||||
| Winter Prep |
Watch Out For
Pests & Diseases
Common Pests
Common Diseases
In the Garden
Landscape Uses & Companions
Landscape Uses
Companion Plants
Multiply
Propagation Methods
Good to Know
Common Questions
Bigleaf Hydrangea questions
What zones can Bigleaf Hydrangea grow in?
Bigleaf Hydrangea is hardy in USDA Zones 5–9. Inside that range it survives winter in the ground; outside it, grow it as an annual or a container plant you protect.
Is Bigleaf Hydrangea deer resistant?
Not reliably. Deer may browse Bigleaf Hydrangea, especially tender spring growth — plan on repellents or fencing where pressure is high.
When does Bigleaf Hydrangea bloom?
Bigleaf Hydrangea typically blooms in mid-summer through late summer. Exact timing shifts a week or two with your zone — Sow's bloom calendar maps it to your garden.
Does Bigleaf Hydrangea need full sun?
Bigleaf Hydrangea does best in part shade.
More Hydrangea to compare
Incrediball Hydrangea
Hydrangea arborescens 'Incrediball'
Limelight Hydrangea
Hydrangea paniculata 'Limelight'
Bobo Hydrangea
Hydrangea macrophylla 'Bobo'
Little Lime Hydrangea
Hydrangea quercifolia 'Little Lime'
Bloomstruck Hydrangea
Hydrangea macrophylla 'Bloomstruck'
All Summer Beauty Hydrangea
Hydrangea macrophylla 'All Summer Beauty'
Keep exploring
Explore the genus
Collections featuring this plant
Hardy in your zone?
Grow Bigleaf Hydrangea with confidence
See it in a design of your actual yard, get zone-matched care reminders, and track it season by season in your garden journal.
