• slide
  • slide
  • slide
  • slide
  • slide
  • slide
  • slide

Smooth Hydrangea

Botanical Name
Hydrangea arborescens
Max Zone
9
Height
3 to 5 feet
Width
3 to 5 feet
Flowers
June: large, start green change to white, then brown
Light
Full sun to part shade
Soil
Moist, well-drained
Planting & Care
  • Keep soil moist in full sun
  • Forms flowers on new growth
  • Prune late winter after the worst of winter has passed /early spring before growth begins (You’ll enjoy the winter interest & increased hardiness
    • OR prune in fall for a neater appearance over winter
  • Prune all stems back to 12 to 15” above the ground, then prune half of these back to ground level for less floppy growth
    • OR All stems back to several inches above the ground – results in floppier growth
Problems
None serious
Varieties
  • Annabelle - flower clusters up to 12 inches wide
  • Grandiflora - Hills of Snow Hydrangea, flower heads 6 to 8 inches wide
  • Invincibelle Spirit- pink flowers
  • Incrediball – large round flowers. 5’ tall and wide

Related Content

Upcoming Live Events
& Webinars


March 27, 2024
FREE WEBINAR

How to Start a Garden for Beginners
Register now

April 3, 2024
Garden Trends 

Franklin Public Library, Franklin, WI

April 10, 2024
FREE WEBINAR

Container Gardening Throughout the Year
Register now

April 11, 2024
FREE WEBINAR

7 Steps to Managing Water Where it Falls in Your Yard
Register now

April 17, 2024
Landscaping for Birds: 
A Gardener’s Perspective

Glendale, WI 

April 18, 2024
Be a Waterwise Gardener
Golden Rondelle Theater, Racine, WI
Register now

April 20, 2024
Pruning Hydrangeas and Other Shrubs 
Pasquesi Home & Gardens, Lake Bluff, IL

April 27, 2024
Ridges & Rivers Book Festival
Viroqua, WI

April 28, 2024
Flowering Trees and Shrubs
Ebert's Greenhouse Village, Ixonia, WI

May 1, 2024
FREE WEBINAR

Ornamental Fruits and Vegetables
Register now

May 9, 2024
FREE WEBINAR

How to Plant Your Rain Garden
Register now

WATCH ON-DEMAND WEBINARS

Learn More

Book an Appearance

Learn More

Enter to Win The Birds & Blooms' Ultimate Gardening Guide !

ENTER NOW