General Plant Information (Edit)
Plant Habit: Shrub
Life cycle: Perennial
Sun Requirements: Full Sun to Partial Shade
Partial or Dappled Shade
Water Preferences: Mesic
Soil pH Preferences: Neutral (6.6 – 7.3)
Minimum cold hardiness: Zone 5a -28.9 °C (-20 °F) to -26.1 °C (-15 °F)
Maximum recommended zone: Zone 9b
Plant Height: 2 - 4 feet
Plant Spread: 2 - 4 feet
Leaves: Deciduous
Fruit: Dehiscent
Flowers: Showy
Blooms on old wood
Flower Color: Bi-Color: Dark, pinkish-red with white margins
Other: Bloom color is affected by soil pH. Add aluminum sulfate to soil to encourage blue color.
Flower Time: Late spring or early summer
Summer
Late summer or early fall
Uses: Cut Flower
Wildlife Attractant: Bees
Resistances: Salt tolerant
Propagation: Other methods: Cuttings: Stem
Cuttings: Cane
Division
Pollinators: Bees
Miscellaneous: Patent/Plant Breeders' Rights: PP22,368
Parentage: Moritzburg x 68-9717

Image
Trade name information:
Series: Edgy®
Trade Name: Hearts
Cultivar name: 'Horheart'
Common names
  • Mophead Hydrangea
  • Hydrangea
  • Bigleaf Hydrangea

Photo Gallery
Location: In my Northern California garden
Date: 2017-06-12

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