• slide
  • slide
  • slide
  • slide
  • slide
  • slide
  • slide
  • slide
Hydrangeas-Selection-Planting--Care.jpg

Hydrangeas: Selection, Planting & Care

Smooth, Hills of Snow, Snowball (Annabelle type) Hydrangeas

Hydrangea arborescens (pictured above)

  • Shade garden, mixed border, dried flowers
  • Grows 3 to 5’ tall and wider
  • Prefers partial shade, full sun if soil is kept moist
  • Moist, well-drained soil preferred
  • Fertilize with low nitrogen/ organic fertilizer early spring to improve flowering
  • Soil pH (acidity) does not influence flower color
  • Blooms on new growth – prune during dormant season
  • Varieties
    • Annabelle – large white flowers, 4’ tall x 5’ wide, tolerates full shade
    • Invincibelle Spirit – Pink flowers
    • Incrediball – Large round flowers. 5’ tall and wide
  • Pruning Tips
    • 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

 panicle-hydrangea-for-article.jpg

Panicle Hydrangea

Hydrangea paniculata

  • Screen, hedge, specimen, mixed border
  • Dwarf varieties 3 to 6’ tall & wide, Large varieties up 10’+ tall & wide
  • Performs best in full sun will tolerate partial shade
  • Moist, well-drained soil preferred
  • Soil pH (acidity) does not influence flower color
  • Blooms on new growth – prune during dormant season if needed
  • Varieties
    • Bobo  - 2 to 3’ x 3 to 4’ wide, compact mounded plant with lots of long lasting large white flowers that eventually fade to a purplish pink
    • Limelight – 6 to 10’ x 5 to 6’ wide, lime green flowers fading to rose
    • Little Lime – 3 to 5’ tall and wide. Lime green flowers fading to rose
    • Little Lamb – 6 to 8’ x 4 to 6’ wide, large fluffy white flowers
    • Pinkie Winky – 6 to 8’ x 5 to 6’ wide, large, white & pink flowers fade to dark pink
    • Quickfire – 6 to 8’ tall and wide – earlier bloom, white to pink to rosy red
    • Tardiva – 8 to 12’ x 5 to 7’ wide – late bloom, lacy white flowers fades to purplish- pink
    • Vanilla Strawberry - 6 to 8’ x 4 to 5’ wide – large white flowers fade to pink and then a strawberry red
  • Pruning Tips
    • Minimal pruning needed
      • Thinning plants to 5 to 10 primary shoots will encourage larger flowers
      • Pruning to ground level will result in weak floppy growth Prune in late winter after the worst of winter has passed /early spring before growth begins

bigleaf-hydrangea-for-article.jpg

Bigleaf Hydrangea

Hydrangea macrophylla

  • Shrub or mixed border
  • Grows 3 to 6’ tall & wide
  • Grow in full sun with moist soil, afternoon shade
  • Moist, well-drained soil preferred
  • Soil pH (acidity) influences flower color
    • Blue flowers in acidic soil
      • Aluminum sulfate (per label directions spring through July)
    • Pink flowers in alkaline soil
  • Blooms on old growth
    • Improve flowering on Endless Summer & Twist and Shout
      • Moist, not wet soil spring through summer
      • One application of Milorganite fertilizer in spring. It contains plant available – non leaching phosphorous (P). Plus as the microorganisms release the nutrients from Milorganite they also release some of the P bound to our soil – P promotes flowering
  • Varieties
    • Endless Summer – 3 to 4’ tall & wide, spherical blooms on old and new wood
    • Twist and Shout – 3 to 4’ tall & wide, lace cap flowers on old and new wood
  • Pruning
    • Allow plants to stand for winter
    • Remove winter-killed stems (this may be all of them to the ground)
    • No further pruning is usually needed in our area

 oakleaf-hydrangea-for-article.jpg

Oakleaf Hydrangea

Hydrangea quercifolia

  • Shade garden, four season interest, hedge, mixed border
    • Deep green oak shaped leaves
    • Bronze, maroon and purple fall color
    • Cinnamon colored exfoliating bark
  • Grows up to 8 feet tall and wide
  • Grow in partial shade or sun
  • Moist, well-drained soil preferred
  • Blooms on old wood
  • Varieties
    • Alice – 5 to 8’ tall & wide, large 10-14” white flowers fading to pink then brown Bronze, maroon, purple fall color & orange exfoliating bark
    • Pee Wee – 3 to 4’ x 2.5 to 3’ wide, compact, less suckering, flowers white, fade to pink, then brown - Bronze, maroon, purple fall color & orange exfoliating bark
  • Pruning – minimal
    • Remove deadwood
    • Prune after flowering if need/want to control the size

Related

Upcoming Live Events
& Webinars


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 4, 2024
Garden U 2024 

New Richmond, WI
Register now

May 9, 2024
FREE WEBINAR

How to Plant Your Rain Garden
Register now

May 11, 2024

Ask The Plant Doctor Q & A
Ebert's Greenhouse Village, Ixonia, WI

May 12, 2024
Ask The Plant Doctor Q & A
Ebert's Greenhouse Village, Ixonia, WI

May 18, 2024
Ask The Plant Doctor Q & A
Ebert's Greenhouse Village, Ixonia, WI

June 1, 2024
Selecting, Planting, Pruning and Caring for Hydrangeas
Ebert's Greenhouse Village, Ixonia, WI

June 5, 2024
FREE WEBINAR

Under-Appreciated Pollinators
Register now

WATCH ON-DEMAND WEBINARS

Learn More

Book an Appearance

Learn More

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

ENTER NOW