Data specific to Peonies (Edit)
Originator/Registrant: Calot
Year of Registration or Introduction: 1867
Cultivar Group (Type): Lactiflora
Season of bloom: Midseason (week 4)
Flower Form: Full Double
Flower Color: Red
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
Fruit: Dehiscent
Flowers: Showy
Pollinators: Various insects

Image
Common names
  • Peony
  • Chinese Peony
  • Garden Peony
Also sold as:
  • Augustin d'Hour
  • Maréchal MacMahon
  • General McMahon
  • Général MacMahon

Photo Gallery
Location: W E Upjohn Peony Garden, Nichols Arboretum, Ann Arbor
Date: 2018-06-05
Known as Augustin d'Hour in the Upjohn Peony Garden collection an
Location: W E Upjohn Peony Garden, Nichols Arboretum, Ann Arbor
Date: 2023-06-09
One plant and part of a second one (on the right), in the left re
Location: W E Upjohn Peony Garden, Nichols Arboretum, Ann Arbor
Date: 2016-06-04
Labeled as Augustin d'Hour
Location: W E Upjohn Peony Garden, Nichols Arboretum, Ann Arbor
Date: 2016-06-12
Once the petals fall away, you can see the rather stunted stamens

Date: 2004-05-18
Photo courtesy of: Bob Gutowski
Location: CZ Sirem My garden
Date: 2015-05-25
Location: Heirloom Peony Garden, Nichols Arboretum, Ann Arbor, MI
Date: 2011-06-06
Location: Heirloom Peony Garden, Nichols Arboretum, Ann Arbor, MI
Date: 2011-06-06
Location: Heirloom Peony Garden, Nichols Arboretum, Ann Arbor, MI
Date: 2011-06-06
Location: Heirloom Peony Garden, Nichols Arboretum, Ann Arbor, MI
Date: 2011-06-06
Location: Heirloom Peony Garden, Nichols Arboretum, Ann Arbor, MI
Date: 2011-06-06
Location: Heirloom Peony Garden, Nichols Arboretum, Ann Arbor, MI
Date: 2011-06-06
Location: Heirloom Peony Garden, Nichols Arboretum, Ann Arbor, MI
Date: 2011-06-06
Location: Heirloom Peony Garden, Nichols Arboretum, Ann Arbor, MI
Date: 2011-06-06
Location: Clinton, Michigan 49236
Date: 2018-05-04
"Paeonia 'General MacMahon', 2018 photo, (3-DB-RD) lactiflora cul
This plant is tagged in:
Image

Comments:
  • Posted by frankrichards16 (Clinton, Michigan - Zone 5b) on Apr 28, 2018 8:30 AM concerning plant:
    "Paeonia 'General MacMahon', (3-DB-RD) lactiflora cultivar Peony, (Calot, 1867), USDA Hardiness Zone 4, Medium Height, large double, crimson red petals, good cut, midseason bloomer, Michigan Bloom Month 5c.

    An heirloom. AKA Marechal MacMahon. Color and form similar to Felix Crousse but has stronger stems. Has a deep red color inclining to purple."

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