Duchess de Nemours Peony
Paeonia lactiflora 'Duchess de Nemours'
Not currently listed at our partner nurseries.
Essentials
At a Glance
Plant Type
Perennial
Height
34 inches
Width
30 inches
Light
Full Sun, Partial Sun
Zones
4, 5, 6, 7, 8
Water
Moderate
Humidity
Average
Lifespan
Decades
Native To
Central and Eastern Asia
Toxicity
Toxic to dogs, cats, and horses
The Story
Plant Bio
A classic peony renowned for its large, fragrant, white blooms. This cultivar has a robust form with strong stems. Known for its exceptional flower quality and ability to withstand rain without flopping.
Bloom Period:
Uses & Benefits:
Marketplace
Where to Buy
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Planting
How to Grow
- Select a well-drained, fertile soil with neutral to slightly acidic pH.
- Plant bare-root peonies in early spring or fall, spacing 3-4 feet apart.
- Tuck the eyes of the root 1-2 inches below soil level in spring.
- Water thoroughly after planting to settle the soil and eliminate air pockets.
- Mulch with organic matter to retain moisture and suppress weeds, refresh annually.
- Fertilize with a balanced, low-nitrogen fertilizer in early spring and after flowering.
Pro Tip
Plant peonies with their eyes no more than 1-2 inches below soil for best blooms.
Keep It Thriving
Care Guide
Do
- Water regularly during dry spells 🌱
- Support tall varieties with stakes to prevent flopping
- Remove spent flowers to encourage vigorous growth
- Apply mulch annually to conserve moisture
- Divide mature clumps every 10 years to rejuvenate
Don't
- Avoid overwatering, which can cause root rot ❌
- Don’t plant too shallow or too deep
- Refrain from disturbing roots during flowering
- Avoid excessive nitrogen fertilizers that promote foliage over blooms
- Never cut back the foliage in fall, wait until spring
Seasonal Care Calendar
| Task | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Deadhead | ||||||||||||
| Plant | ||||||||||||
| Prune | ||||||||||||
| Stake |
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
Duchess de Nemours Peony questions
What zones can Duchess de Nemours Peony grow in?
Duchess de Nemours Peony is hardy in USDA Zones 4–8. Inside that range it survives winter in the ground; outside it, grow it as an annual or a container plant you protect.
Is Duchess de Nemours Peony deer resistant?
Yes — Duchess de Nemours Peony is rated deer-resistant. Deer typically pass it over, though extreme hunger can override any plant's defenses.
When does Duchess de Nemours Peony bloom?
Duchess de Nemours Peony typically blooms in late spring through early summer. Exact timing shifts a week or two with your zone — Sow's bloom calendar maps it to your garden.
Does Duchess de Nemours Peony need full sun?
Duchess de Nemours Peony does best in full sun to part shade. In hot climates, afternoon shade keeps blooms fresher longer.
More Paeonia to compare
Sarah Bernhardt Peony
Paeonia lactiflora 'Sarah Bernhardt'
Tree Peony 'Duchesse de Lorraine'
Paeonia x suffruticosa 'Duchesse de Lorraine'
Tibetan Tree Peony
Paeonia deltoidea
Daydream Peony
Paeonia lactiflora 'Daydream'
Festiva Maxima Peony Chinese Peony
Paeonia lactiflora 'Festiva Maxima'
Rozella Peony
Paeonia officinalis 'Rozella'
Keep exploring
Explore the genus
Collections featuring this plant
Hardy in your zone?
Grow Duchess de Nemours Peony 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.
