Duchesse De Nemours

Family: Paeoniaceae Perennial flowering plant

Duchesse De Nemours unfurls with a luminous, creamy-white bloom that seems to glow from within, its petals softly ruffled and delicately layered like fine silk.

Fragrance is the signature—sweet, clean, and gently heady—while the flowers hold their shape with a poised, substantial texture that makes each head a garden centerpiece. Grow this garden peony for long-lasting ornamental splendor and for fragrant cut-flower displays that reward the season’s patience.

Light: Full SunMaturity: 365 DaysHabit: Clumping

Botanical illustration of Duchesse De Nemours

Planting schedules and alerts are optimized for Columbus (Zone 6b).

Crop Dates

Growing note: Zone 6b has only 174 frost-free days — shorter than this crop's 365-day maturity. Outdoor planting is not viable; use protected cultivation.

Milestone	Date
Last Frost	Apr 25th
Growing Approach	Protected Environment Only

Crop Details

Trait	Value
Days to Maturity	365
Sun Requirements	Full Sun
Growth Habit	Clumping
Support Needed	Stake
Planting Depth	Normal
Germination Temp (°F)	68
Min Soil Temp (°F)	45
Min Night Temp (°F)	35
Harden Off (days)	7

Culinary Notes

Chef's Note

Garden peony petals bring a sweet, clean perfume—think elegant aromatics more than juicy fruit. Use the petals sparingly in infusions or as a high-impact garnish so their floral character stays crisp rather than taking over.

Best Uses

petal “garnish” for plated desserts where the aroma leads
infused sugar or syrup for a perfume-forward sweetness
lightly steeped tea where you want aroma without bitterness

Flavor Profile

sweet, clean floral fragrance silky, lightly ruffled petal texture gentle, perfumed flavor rather than berry- or citrus-bright

Kitchen Pairings

honey vanilla white chocolate champagne or prosecco lemon zest

Frequently Asked Questions

What are common pests or diseases on Paeonia lactiflora (Duchesse de Nemours), and how do I treat them?

Peonies are prone to botrytis/blight (gray mold on buds and stems) and leaf blotch, especially in cool, wet weather. Remove and discard affected stems and leaves, avoid overhead watering, and improve airflow around the crown. If you consistently see blight at bud stage, apply a labeled fungicide for botrytis to peonies and repeat as directed on the label until new growth is established.

How often should I water Duchesse de Nemours during active growth?

During the main growing season (spring to early summer), keep the soil evenly moist but not waterlogged—aim for about 1 inch (2.5 cm) of water per week from rain and irrigation combined, adjusting for heat and soil type. Water deeply once or twice weekly rather than lightly every day, and stop frequent watering once foliage starts to decline in late summer so the crown doesn’t stay wet.

How can I tell when Duchesse de Nemours peony is ready to harvest?

For Paeonia lactiflora, harvest cut flowers when the buds are fully colored and feel slightly soft but not fully open—petals should be just starting to loosen. In the garden for “seed readiness,” let pods mature on the plant later in the season after flowering, when pods dry and begin turning brown. Because this cultivar typically blooms around late spring to early summer and takes about a year from establishment to reliable flowering, don’t harvest buds too early; wait until they show clear color and swelling.

Duchesse De Nemours

Planting Schedule

Crop Dates

Crop Details

Culinary Notes

Frequently Asked Questions