Tardiva Hydrangea
Hydrangea macrophylla 'Tardiva'
Essentials
At a Glance
Plant Type
Shrub
Height
48 inches
Width
48 inches
Light
Partial Sun, Shade
Zones
5, 6, 7, 8
Water
Consistent moisture, avoid drought stress
Humidity
Prefers moderate to high humidity
Lifespan
10+ years
Native To
Japan
Toxicity
Non-toxic to humans and pets
The Story
Plant Bio
Deciduous shrub known for its large, round flower clusters that bloom in late summer. Tardiva is noted for its unique late summer blooming period, unlike many other hydrangeas that bloom earlier in the season.
Bloom Period:
Uses & Benefits:
Marketplace
Where to Buy
Shipping costs Year-round shipping Free shipping
Planting
How to Grow
- Choose a location with partial shade and well-drained soil.
- Tuck in the roots of the plant in spring after the last frost.
- Water thoroughly to establish roots, especially during dry spells.
- Apply a balanced, slow-release fertilizer in early spring.
- Mist the foliage regularly during hot, dry weather to prevent leaf scorch.
- Prune after flowering to shape and remove dead or weak stems.
Pro Tip
Mulch around the base to retain moisture and regulate soil temperature.
Keep It Thriving
Care Guide
Do
- Water consistently to keep soil moist but not waterlogged 🌱
- Prune in late winter or early spring before new growth begins
- Fertilize annually with a balanced fertilizer
- Provide protection from harsh afternoon sun in hot climates
Don't
- Avoid overwatering to prevent root rot ❌
- Don’t prune in late summer or fall—wait until after flowering
- Keep away from heavy, clay soils without proper drainage
- Don’t ignore signs of pests or disease
Seasonal Care Calendar
| Task | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Fertilize | ||||||||||||
| Harvest | ||||||||||||
| Prune |
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
Tardiva Hydrangea questions
What zones can Tardiva Hydrangea grow in?
Tardiva Hydrangea is hardy in USDA Zones 5–8. Inside that range it survives winter in the ground; outside it, grow it as an annual or a container plant you protect.
Is Tardiva Hydrangea deer resistant?
Yes — Tardiva Hydrangea is rated deer-resistant. Deer typically pass it over, though extreme hunger can override any plant's defenses.
When does Tardiva Hydrangea bloom?
Tardiva Hydrangea typically blooms in late summer through early fall. Exact timing shifts a week or two with your zone — Sow's bloom calendar maps it to your garden.
Does Tardiva Hydrangea need full sun?
Tardiva 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
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Hardy in your zone?
Grow Tardiva 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.
