Hydrangea quercifolia 'Amethyst'
Amethyst Oakleaf Hydrangea

 Family:
 Genus:
 Plant Type:
 Growth Forms:
 Hardiness:
 Deciduous / Evergreen:
 Flower Notes:
White (6" upright conical panicles; white sepals turn burgundy-rose; blooms in July and persists until frost)
 Foliage Notes:
Dark green leaves in summer; red-purple fall color
 Stem Notes:
Brown exfoliated stems
 Ultimate Height:
5-6 feet
 Ultimate Spread:
5-6 feet
 Bloom Times:
 Light Requirements:
 Soil Water Requirements:
 Soil Notes:
Prefers organically rich, well-drained, moist soils
 Maintenance:
 Ecological Functions:
  Special Characteristics:
  • Fall Color 227
  • Foundation 201
  • Groupings 208
  • Hedge 271
  • Mass Plantings 287
  • Naturalizing 111
  • Good Dried 4
  • Showy Flowers 54
  • Notable Bark 167
  • Winter Interest 111

    • 5 Hydrangea quercifolia 'Amethyst' found

    Building Map...

    = Heritage plant = Memorial plant
    Number Accession ID Location
    12018_00848*AWTHR
    22018_00856*AWTHR
    32018_00865*AWTHR
    42018_00783*APOTR
    52018_00865*BWTHR

    Other plants like this Hydrangea quercifolia 'Amethyst' (Amethyst Oakleaf Hydrangea)

    The Purdue Arboretum is a collaboration between the Department of Horticulture and Landscape Architecture and Physical Facilities Grounds Department

    Purdue Arboretum, 625 Agriculture Mall Dr, West Lafayette, IN, 47907
    © 2026 Purdue University | An equal access/equal opportunity university | Integrity Statement | Copyright Complaints | Maintained by the Purdue Arboretum
    Contact Purdue Arboretum at arboretum@purdue.edu for accessibility issues with this page | Accessibility Resources | Contact Us