Photo of Hydrangea arborescens

Hydrangea arborescens

Smooth Hydrangea

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White flowers bloom in May-July, attracting pollinating bees, wasps and beetles to this small shrub.

See Details Below

Description:

In May-July, clusters of tiny white fertile flowers bloom on the tips of branches, some with scattered sterile flowers appearing at the cluster margins, adding visual appeal. Flowers may continue to bloom throughout the summer. Seed capsules ripen in the fall. Smooth Hydrangea is native to moist woodlands and stream banks. It prefers moist, well-drained soils in part shade, although it tolerates full sun with consistent moisture. Intolerant of drought. This medium to large shrub may die to the ground in cold winters, and can be cut down to the ground to revitalize growth. Blooms occurs on new wood, so it’s best to prune in late winter. Plant as part of a mixed shrub border, within a partly shady woodland edge, or as a  backdrop for your perennial garden. Wildlife Value: The flowers are attractive to pollinators including bees, wasps, and beetles. 

Plant Details:

Other Common Names: Wild Hydrangea

Plant Type: Shrub

New Jersey Native: Yes

Bloom Times: Late Spring to Early Summer

Bloom Colors: White

Deer Resistance: None

Attracts Pollinators and Wildlife: Bees and Other Pollinators

Salt Tolerance: Unknown

Hardiness Zone: 6a, 6b, 7a, 7b

Physiographic Region: Ridge & Valley - RV, Piedmont - P, Highland - H

Soil Characteristics

Soil Type: Loam, Organic

Soil Moisture: Dry, Moist

Soil pH: Acidic, Slightly Acidic, Neutral, Slightly Alkaline, Alkaline

Light Needs of Plant

Optimal Light: Partial Shade

Light Range: Partial Shade, Shade

Water Needs of Plant

Soil Moisture: Dry, Moist

Drought Tolerance: Low

Size and Growth Rate

Height: 3 - 5 ft

Spread: 3 - 6 ft

Growth Rate: Fast