How to Grow Midnight Kiss
Wikimedia Commons
Midnight Kiss
Paeonia lactiflora 'Midnight Kiss'
flowerMidnight Kiss is a stunning double peony cultivar featuring deep burgundy-maroon petals with a contrasting creamy white or pale yellow center, creating a striking bicolor effect. This herbaceous peony produces large, fragrant blooms and grows into a substantial clump that can thrive for decades with minimal care. The plant is highly prized by gardeners and florists for its dramatic appearance and long vase life.
When should you plant Midnight Kiss in your zone?
Get a personalized planting timeline — when to start seeds, transplant, and harvest — based on your USDA zone and local frost dates. Free to start.
Example Midnight Kiss timeline · Pittsburgh, PA (Zone 6b)
-
Plant Midnight Kiss
Around Apr 17Near Pittsburgh's average last spring frost.
-
Tend & protect
Late spring–summerWatering, feeding, and pest-watch reminders.
-
First Midnight Kiss blooms
Mid-to-late summerBefore the first fall frost (≈ Nov 8)
Sample dates for Pittsburgh, PA. Sign up to get exact Midnight Kiss dates for your own zip code.
Growing Conditions
Soil
Growing Zones
Find your zone →Thrives in zones 2-8; performs best in cooler climates with adequate winter chilling
Sign up free to see if Midnight Kiss grows in your zone — and get a personalized planting timeline.
Get my Midnight Kiss timeline →Growth Stages
Dormancy & Sprouting
Fall through early spring, 4-6 monthsPeony is dormant underground during fall and winter; red shoots emerge from the soil in early spring
Ensure adequate winter chilling (300-600 chill hours); mark planting location to avoid accidental damage; apply 2-3 inches of mulch in fall for protection
Vegetative Growth
Spring, 4-6 weeksStems elongate rapidly, reaching 2-3 feet tall; compound foliage develops with attractive finely-cut leaves that provide ornamental value even after flowering
Water regularly during dry spells; provide sturdy support cages or stakes as stems grow tall and heavy; fertilize with balanced fertilizer in early spring
Budding
Late spring, 2-3 weeksFat buds develop at stem tips; buds swell and show the characteristic deep burgundy color; typically one main central bud per stem with smaller side buds
Ensure consistent moisture; consider deadheading side buds if larger central blooms are desired; support stems with peonies hoops or cages to prevent flopping
Flowering
Late spring to early summer, 2-3 weeks per bloomLarge double blooms unfurl, revealing deep maroon petals surrounding the creamy white or pale yellow center; highly fragrant; blooms gradually open over several days
Cut flowers in bud stage in early morning for best vase life (can last 2+ weeks indoors); deadhead spent blooms to redirect energy; enjoy the fragrance and dramatic appearance
Post-Flowering & Decline
Early summer through fall, 4-6 monthsAfter blooming ends, foliage remains attractive and green through summer; in fall, leaves turn yellow or reddish and plants begin senescence
Continue watering through summer; do not cut back foliage until after hard frost or leaves turn brown; apply balanced fertilizer in late summer to support root development for next season
Companion Planting
Plan your garden →Plant with:
Avoid planting near:
Common Pests
-
Ants are attracted to peony buds but do not cause harm; they feed on nectar and actually protect peonies from other harmful insects; no control needed, ants are beneficial
-
Remove affected leaves; improve air circulation; avoid overhead watering; apply fungicide if severe; sterilize pruning tools between cuts
-
Remove affected buds and stems; improve air circulation; cut back foliage in fall to reduce overwintering spores; avoid overhead watering; apply fungicide in wet conditions
-
Hand-pick beetles in early morning; use floating row covers in spring; apply insecticidal soap or neem oil; traps can attract more beetles, so avoid if possible
-
Remove debris and dense mulch that provides hiding places; use copper barriers or slug traps; hand-pick at night; encourage beneficial predators like ground beetles
Uses
Ornamental Cut Flowers
CulinaryMidnight Kiss peonies are prized by florists and home gardeners as long-lasting cut flowers with dramatic bicolor blooms and fragrance. They are particularly popular in wedding arrangements and formal bouquets, offering sophisticated color contrast and substantial presence. [source]
Floral Arrangements & Wedding Flowers
CraftThe large, full double blooms and striking burgundy-to-cream color combination make Midnight Kiss ideal for bridal bouquets, centerpieces, and formal floral design. The blooms' ability to open gradually provides florists with flexibility in timing and arrangement design. [source]
Traditional Medicine
MedicinalPeonies have been used in Traditional Chinese Medicine and Ayurveda for centuries; peony root is used to support women's health and address inflammation. Midnight Kiss, as a decorative cultivar, may contain similar bioactive compounds found in medicinal peony species. [source]
Garden Structure & Ornamental Landscaping
HouseholdMidnight Kiss peonies serve as focal points in perennial gardens, providing multi-season interest with attractive foliage, dramatic blooms, and architectural form. Their longevity means a single planting can anchor a garden bed for decades. [source]
Pollinator Support & Garden Biodiversity
WildlifePeony flowers attract bees, hoverflies, and other beneficial insects; the abundant pollen and nectar provide important food sources during spring. Ants attracted to peonies offer additional pest control by preying on harmful insects. [source]
This is not medical advice. LizPlants is not a medical resource. Always consult a qualified healthcare professional before using plants medicinally.
Harvest Tips
Cut flowers when buds are still firm but showing color, typically in early morning; place in cool water immediately; double peonies can last 2+ weeks in a vase if cut at the right stage. For garden display, allow blooms to fully open naturally over several days. Do not deadhead entire stems if leaving in garden; only remove spent flower heads. Allow foliage to persist until hard frost to support root development.
Fun Facts
- 🌱 Peonies can live for 50-100+ years and are among the longest-lived perennials in cultivation; some specimens are known to be over 150 years old.
- 🌱 The name 'Peony' derives from Greek mythology—it is named after Paeon, the physician of the gods, reflecting its historical use in traditional medicine.
- 🌱 Ants are naturally attracted to peony buds and do not harm the plant; they feed on extrafloral nectaries and actually protect the flowers from harmful pests by preying on insects that would damage the buds.
Gardening Terms
New to gardening? Learn about terms used in this guide:
Join 30,000 gardeners planning their gardens with LizPlants.
Get your personalized Midnight Kiss planting timeline
Tell us your zip code and we'll calculate exactly when to start Midnight Kiss seeds, transplant seedlings, and harvest — based on your USDA zone and local frost dates. Includes calendar reminders and printable task lists. Free to start.
Get my Midnight Kiss timeline →