Hydrangea arborescens 'Haas Halo' - Haas Halo Hydrangea

This elegant selection features huge, white lacecap blooms in early summer, lasting for a long time on strong, erect stems; attractive bluish-green foliage; tolerant of drought, heat and humidity; late winter pruning promotes more blooms on new growth

Height: 4 feet. Spread: 5 feet. Sun: full sun to partial shade. Hardiness zone: 3a.

Ornamental features

Haas' Halo Hydrangea features bold white lacecap flowers at the ends of the branches from early to late summer. The flowers are excellent for cutting. It has bluish-green deciduous foliage. The large textured heart-shaped leaves do not develop appreciable fall color.

Landscape

Haas' Halo Hydrangea is a multi-stemmed deciduous shrub with an upright spreading habit of growth. Its relatively coarse texture can be used to stand it apart from finer plants.

This shrub requires occasional maintenance and is best pruned in late winter once extreme cold has passed.

Recommended for: Accent, Mass Planting, General Garden Use, Naturalizing And Woodland Gardens.

Planting and growing

Haas' Halo Hydrangea will grow to about 4 feet tall at maturity, with a spread of 5 feet. It grows at a fast rate and under ideal conditions can live approximately 20 years.

This shrub does best in full sun to partial shade. It prefers evenly moist conditions but will not tolerate standing water. It is highly tolerant of urban pollution. Consider applying thick mulch around the root zone in winter. This is a selection of a native North American species.

Photo courtesy of NetPS Plant Finder.