Mountain hydrangea

Hydrangea serrata

Hydrangea serrata 'Blue Billow'
Photo/Illustration: 
Courtesy of White Flower Farm
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Mountain hydrangea (Hydrangea serrata)
hy-DRAIN-jah ser-RAY-tah
Synonyms:  Hydrangea macrophylla ssp. serrata
Genus:  Hydrangea
This species was formerly grouped with the Lacecap hydrangeas because of its flattened flowerheads that consist of central, small florets surrounded by showy, larger florets. It is similiar to H. macrophylla but is a more compact plant with smaller flowers and leaves.
Noteworthy Characteristics:  Blue or pink lacy flowerheads.
Care:  Grow in moist, but well-drained soil, in sun to partial shade. Provide shelter from drying winds.
Propagation:  Sow seed in a cold frame in spring; take softwood cuttings in early summer, hardwood cuttings in winter.
Problems:  Gray mold, slugs, powdery mildew, rust, ringspot virus, leaf spots.

Overview

Height
3 ft. to 6 ft.
Spread
3 ft. to 6 ft.
Growth Habit
Clumps
Growth Pace
Moderate Grower
Light
Full Sun to Part Shade
Moisture
Medium to Wet
Maintenance
Low
Characteristics
Showy Flowers,
Showy Seed Heads
Bloom Time
Fall,
Summer
Flower Color
Blue Flower,
Pink Flower
Uses
Beds and Borders,
Container,
Cut Flower,
Dried Flower
Style
Cottage Garden,
Woodland Garden
Seasonal Interest
Summer Interest
Tolerance
Frost Tolerant
Type
Shrubs

Related Plants to Hydrangea serrata

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Bigleaf hydrangea
Hydrangea macrophylla 'Variegata'
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Bigleaf hydrangea
Hydrangea macrophylla 'Mathilda Gutges'
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Bigleaf hydrangea
Hydrangea macrophylla
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Bigleaf hydrangea
Hydrangea macrophylla 'Nikko Blue'