Hydrangea quercifoliaHydrangea quercifolia

  • BOTANICAL NAME: Hydrangea quercifolia
  • PRONUNCIATION: Hi-DRAN-ja kwer-si-foal-ee-a
  • COMMON NAME: Oakleaf Hydrangea
  • FAMILY: Hydrangeaceae
  • NATIVITY: Southeastern United States
  • GROWTH HABIT: Upright, irregular, rounded, multi-stemmed deciduous shrub with limited branching; stoloniferous, forms colonies
  • SIZE: 4' to 8' (height)
  • HARDINESS: Zone 5 - 9.
  • CULTURE: Sun to partial shade; prefers moist, well-drained soil but tolerates damp soil
  • LANDSCAPE USE: winter form Mass or group in a mixed border or naturalize in woodland garden; accent or specimens, foundation plantings or hedges.
  • FOLIAGE: Opposite, simple, bold leathery, oak-shaped leaves; 3-8" long; wine-red, orange in fall
  • BUDS: Imbricate, 4 to 6 scaled, divergent, brownish, tomentone; terminal much larger than laterals
  • BARK: Mature stems exfoliate to reveal rich brown inner bark attractive in winter.
  • FLOWER: flower (new), (mature) 4-12" erect panicles of creamy white flowers in summer; fades to pink, then tan in winter; good for drying.
  • FRUIT: Dry capsule, not showy' p;d omfrictesences persist through winter.
  • PROPAGATION: Cuttings or layering
  • PESTS: Aphids, spider mites occasionally

    • 'Amethyst' - The unique white flower clusters mature a striking rich wine red unmatched by any other oakleaf hydrangea.

    • 'Brido' Snowflake™ - Huge pendulous flowers open white and fade to purple pink. Sterile flowers double petaled. June bloom.

    • 'Little Honey' - Foliage emerges gold, fades to chartreuse, then burgundy red in fall. Do not plant in full sun; leaves will burn. Summer white flowers may develop slight pink as they mature.

    • 'Munchkin' - This compact plant was bred at the U.S. National Arboretum and produces abundant 6.5 inches long white flowers that gradually turn medium pink.

    • 'Ruby Slippers' - Also bred at the U.S. National Arboretum and possibly the most compact of the oakleaf hydrangeas. This selection has 9-inch long summer flowers that open white, quickly turning pale pink and deepening to rose.

University of Delaware

University of Delaware Botanic GardensNewark, DE 19716Phone: 302 831-0153