Family: Hydrangeaceae

Scientific Name: Hydrangea arborescens Dardom

Common Name: White Dome Hydrangea

DescriptionA tall growing Hydrangea with a unique large white dome shaped flower.
Pronunciation(high-DRAN-gee-a)(ar-bo-RES-enz)
Plant TypeAll Plants, Shrubs Deciduous
Hardiness Zone4-7
Sunlightfull to partial
Moistureprefers moist, tolerant of average.
Soil & Siteaverage
Flowers3-6 inches across, white, sepals start green changing to white fading to green and turning brown in the fall, a flattened inflorescence called a corymb, blooms on new wood
Leavessimple and opposite.
Rootsfibrous
DimensionsReaches 5+ feet tall by equal spread. Stems are reported to be very sturdy and won't flop in heavy rains.
MaintenanceCut the stems flush to the ground in the fall or early spring.
Cultivar OriginOriginated at the Darthuizer Nursery in the Netherlands.
Misc FactsSome confusion about the taxonomy. Probably H. arborescens subsp discolor or radiata (Dirr)
Notes & Reference#01-Manual of Woody Landscape Plants (Michael Dirr), #85-Hydrangeas for American Gardens (Michael Dirr), #135-Hydranges "A Gardner's Guide"(Tonis Lawson Hall, Brian Rothera)
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