Hydrangea arborescens is a southeastern U.S. native shrub with a rounded habit to 5 feet tall and domes of creamy white flowers over a long period beginning in early summer. The cultivar ‘Grandiflora’ has larger, showier flowerheads than the species. They grow to 6 to 8 inches across.
CareSmooth hydrangea is good for grouping a few plants in the lawn or in a mixed shrub border, and prefers shade from midday sun. It blooms on current season's wood throughout the summer, and is best pruned to 6" high in early spring.
PropagationSow seed in a cold frame in spring; take softwood cuttings in early summer, hardwood cuttings in winter.
ProblemsGray mold, slugs, powdery mildew, rust, ringspot virus, leaf spots.
Fine Gardening Recommended Products
Lee Valley Large Gardener's Wash Basket
Fine Gardening receives a commission for items purchased through links on this site, including Amazon Associates and other affiliate advertising programs.
Rain Bird PATIOKIT Drip Irrigation Patio Watering Kit
Fine Gardening receives a commission for items purchased through links on this site, including Amazon Associates and other affiliate advertising programs.
- Provides drip irrigation for up to 6 planters
- Easy to assemble: just attach to faucet, cut tubing and connect watering devices
- Attaches easily to your outdoor faucet or hose
Black and Decker 22-inch Cordless Hedge Trimmer
Fine Gardening receives a commission for items purchased through links on this site, including Amazon Associates and other affiliate advertising programs.
- 38 x 7 x 7 inches
- 6.9 pounds
- 1 Lithium Ion battery required (included)
- Genus : Hydrangea
- Zones : 3, 4, 5, 6, 7, 8, 9
- Plant Width : 3 to 6 feet
- Plant Height : 3 to 6 feet
- Tolerance : Frost Tolerant
- Light : Full Sun to Partial Shade
- Maintenance : Low
- Moisture : Medium Moisture
- Growth Rate : Moderate
- Characteristics : Showy Seed Heads
- Plant Type : Shrubs
- Bloom Time : Summer
- Plant Seasonal Interest : Summer Interest
- Flower Color : White
Plant Characteristics are only available to Fine Gardening members
Sign up for a free trial and get instant access to our complete plant guide as well as our entire collection of articles and videos.
