Rough-leaved Hydrangea is a deciduous shrub native to the misty mountain valleys of northeastern India, Nepal, and southern China, where it grows wild on forested hillsides. This medium to large shrub reaches 6 to 8 feet tall and wide at maturity, displaying distinctive lanceolate foliage covered in soft hairs that give the plant its common name. From July through August, it produces showy lace-cap inflorescences with a delicate, flat-topped form. Hardy in zones 7 through 9, it thrives in partial shade with consistent moisture and well-draining soil, tolerating clay soils while flowering reliably on old wood.
Partial Shade
Moderate
7-9
96in H x 96in W
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Low
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The softly hairy foliage of this Hydrangea aspera cultivar sets it apart from smoother-leaved relatives, creating a tactile quality that catches light beautifully as the seasons change. Its lace-cap flowers arrive in midsummer with an elegant, understated charm, lacking the heavy density of mophead hydrangeas yet commanding attention through their intricate structure. The rounded to upright growth habit develops naturally with minimal intervention, and the plant's ability to tolerate both clay soils and dappled shade makes it surprisingly flexible for challenging garden spots.
Rough-leaved Hydrangea functions as a specimen shrub in woodland gardens and shaded borders, where its textured foliage and delicate summer blooms create visual interest over many seasons. Its moderate size and rounded habit make it suitable for foundation plantings and mixed shrub beds, particularly in settings where afternoon sun exposure should be avoided. The plant's tolerance for clay soils and consistent moisture needs position it well for rain gardens and naturalistic landscape designs.
No timeline data available yet for this variety.
Rough-leaved Hydrangea requires minimal pruning due to its naturally rounded to upright habit. If pruning becomes necessary, perform it immediately after flowering ends, cutting back flowering stems to a pair of buds. Since this species flowers on old wood, avoid heavy pruning in spring, as this will remove next season's flower buds and significantly reduce bloom production.
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“Hydrangea aspera is a species native to the forested mountain regions of Nepal, northeastern India, and southern China, where it has grown for centuries in its native habitat. The genus Hydrangea holds deep significance in East Asian horticulture, and this particular species represents the diverse genetic wealth of wild hydrangeas found across the Himalayan foothills and beyond. The cultivar 'Burgundy Bliss' carries forward the genetic legacy of these mountain populations, selected and named to emphasize the rich coloration that emerges under proper growing conditions.”