Data specific to Peonies (Edit)
Originator/Registrant: Riviere
Year of Registration or Introduction: 1911
Cultivar Group (Type): Lactiflora
Season of bloom: Midseason (week 4)
Flower Form: Full Double
Flower Color: Red
Flower color description: Very dark crimson with a blackish sheen, fully double with a symmetrically incurved center
Flower size: Small
Needs support: No

General Plant Information (Edit)
Plant Habit: Herb/Forb
Life cycle: Perennial
Sun Requirements: Full Sun to Partial Shade
Water Preferences: Mesic
Dry Mesic
Minimum cold hardiness: Zone 3 -40 °C (-40 °F) to -37.2 °C (-35)
Maximum recommended zone: Zone 7b
Plant Height: medium
Fruit: Dehiscent
Flowers: Showy
Fragrant
Flower Time: Late spring or early summer

Image
Common names
  • Peony

Photo Gallery
Location: Peony Garden at Nichols Arboretum, Ann Arbor, Michigan
Date: 2015-06-09
Philippe Rivoire peony -  no glimpse of stamens, if they even exi
Location: Peony Garden at Nichols Arboretum, Ann Arbor, Michigan
Date: 2015-06-09
Philippe Rivoire peony - At its best a rich dark red with purple

Date: c. 1931
photo from the 1931 catalog, Rosefield Peony Gardens, Des Moines,
Location: Peony Garden at Nichols Arboretum, Ann Arbor, Michigan
Date: 2016-06-08
Philippe Rivoire peony - The lone plant in the collection is rath
Location: Peony Garden at Nichols Arboretum, Ann Arbor, Michigan
Date: 2016-06-08
Philippe Rivoire peony - the dark tones show to best advantage ag
Uploaded by kousa

Date: c.1928
photo from the 1928 catalog, Lee R Bonnewitz, Van Wert, Ohio

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