Pollinator plant

Hydrangea

Hydrangea serrata

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Common names

19 names · 13 languages
EnglishYour language
  • Blood-on-the-Snow[1]
  • Hydrangea
  • Mountain Hydrangea[1][2][3]
+2 more namesShow fewer names
  • Sawtooth Hydrangea[1]
  • tea of heaven[1]
Other languages (12)
Dutch
  • Berghortensia[2][3]
  • Hortensia
French
  • Hortensia
Chinese (Simplified)
  • 粗齿绣球[3]
Chinese (Traditional)
  • 澤八仙花[3]
  • 澤八繡球[3]
Estonian
  • saagjas hortensia[3]
Finnish
  • safiirihortensia[3]
Japanese
  • ヤマアジサイ[3]
Korean
Polish
  • Hortensja piłkowana[3]
Russian
  • Гортензия пильчатая[3]
Slovak
  • hortenzia pílkovitá[3]
Turkish
  • Dağ Ortancası[3]
Sources & name notes (3)

Names recorded in our plant catalogue and botanical sources, grouped by language. Usage can vary by region.

Catalogue language labels are reviewed separately from botanical source records.

Numbered references identify names recorded by an external source. Other names are from our plant catalogue.

[1] Hydrangea serrata — Plant Toolbox common names ↗

NC State Extension Gardener Plant Toolbox; English common names in a United States horticultural reference.

Source records
  • Mountain Hydrangea — ul#common_names > li:nth-of-type(2); heading: Common Name(s):; Hydrangea serrata.
  • Sawtooth Hydrangea — ul#common_names > li:nth-of-type(3); heading: Common Name(s):; Hydrangea serrata.
  • Tea of Heaven — ul#common_names > li:nth-of-type(4); heading: Common Name(s):; Hydrangea serrata.
  • Blood-on-the-Snow — ul#common_names > li:nth-of-type(1); heading: Common Name(s):; Hydrangea serrata.
[2] Hydrangea serrata — iNaturalist taxon names ↗

Community-curated iNaturalist taxonomy. This is a common-name attestation, not an independent botanical determination.

Source records
  • Mountain Hydrangea — results[0].names[6]; taxon id 884816; Hydrangea serrata.
  • Berghortensia — results[0].names[1]; taxon id 884816; Hydrangea serrata.
[3] Hydrangea serrata — iNaturalist taxon names ↗

Community-curated iNaturalist taxonomy; common-name attestation, not an independent botanical determination.

Source records
  • Mountain Hydrangea — results[0].names[6]; taxon id 884816; Hydrangea serrata.
  • Berghortensia — results[0].names[1]; taxon id 884816; Hydrangea serrata.
  • 산수국 — results[0].names[2]; taxon id 884816; Hydrangea serrata.
  • ヤマアジサイ — results[0].names[3]; taxon id 884816; Hydrangea serrata.
  • saagjas hortensia — results[0].names[4]; taxon id 884816; Hydrangea serrata.
  • 粗齿绣球 — results[0].names[5]; taxon id 884816; Hydrangea serrata.
  • Гортензия пильчатая — results[0].names[7]; taxon id 884816; Hydrangea serrata.
  • Hortensja piłkowana — results[0].names[8]; taxon id 884816; Hydrangea serrata.
  • 澤八繡球 — results[0].names[9]; taxon id 884816; Hydrangea serrata.
  • 澤八仙花 — results[0].names[10]; taxon id 884816; Hydrangea serrata.
  • safiirihortensia — results[0].names[11]; taxon id 884816; Hydrangea serrata.
  • hortenzia pílkovitá — results[0].names[12]; taxon id 884816; Hydrangea serrata.
  • Dağ Ortancası — results[0].names[13]; taxon id 884816; Hydrangea serrata.
Plant references

Source-backed information

Published observations for this plant. Each reference supports the information beside it.

Taxonomy
Hydrangea serrata is an accepted species in Catalogue of Life.

Taxonomic treatment in the August 2026 release; the catalogue record name is preserved.

Sources [1]
Botanical family
Hydrangeaceae

Family in the cited taxonomic treatment.

Sources [1]
Mature height
0.61–1.22 m

NC State Extension profile. Converted from the source range in feet and inches; mature size varies with growing conditions.

Sources [2]
Mature spread
0.61–1.22 m

NC State Extension profile. Converted from the source range in feet and inches; mature size varies with growing conditions.

Sources [2]
Plant habit
Clumping; Rounded

NC State Extension profile.

Sources [2]
Growth rate
Medium

NC State Extension profile.

Sources [2]
Foliage
Deciduous

NC State Extension profile.

Sources [2]
Light
Dappled Sunlight (Shade through upper canopy all day); Full sun (6 or more hours of direct sunlight a day); Partial Shade (Direct sunlight only part of the day, 2-6 hours)

NC State Extension profile.

Sources [2]
Moisture and drainage
Good Drainage; Moist

NC State Extension profile.

Sources [2]
Soil texture
Clay; High Organic Matter; Loam (Silt); Sand

NC State Extension profile.

Sources [2]
Soil pH
Acid (<6.0); Neutral (6.0-8.0)

NC State Extension profile. These source categories do not certify the catalogue’s numeric pH interval.

Sources [2]
Flowering season
Summer

NC State Extension profile. Seasons reflect the source region and do not verify the catalogue’s exact flowering months.

Sources [2]
Reported wildlife attraction
Listed as attracting: bees.

NC State Extension profile. Broad wildlife categories; this does not establish flower visits by a named bee species or quantify nectar and pollen.

Sources [2]
Native range
Korea, Japan.

Explicit native locality records in Kew WCVP v16; introduced and doubtful distributions excluded. Continent conversion follows the documented geographic mapping.

Sources [3]
Catalogue ratings

Who this plant supports

Honey bees

Low suitability
Nectar value Low
Pollen value Low
Agroforestry database

Complete plant information

Open full plant profile

Structure

Vegetation layer
Shrub
Size
Small
Dimensions
2.00 m high × 1.00 m wide
Growth rate
Moderate
Lifecycle
Perennial
Foliage
Deciduous

Site conditions

USDA hardiness
5-9
Moisture
Moist
Soil
Sandy, Loamy, Clay
pH
Acid, Neutral, Alkaline
Light
Partial shade, Sun

Uses

Edible parts
Leaves, Tea
Functions
Hedge
Edibility
2 out of 5
Medicinal value
0 out of 5

Fresh young leaves and shoots can be eaten cooked.

Sources and references

References for the information marked with source numbers on this page.

Sources checked
  1. Catalogue of Life Hydrangea serrata — Catalogue of Life COL26.8

    COL26.8 (2026-08-20). Contributing checklist: Synonymic Checklists of the Vascular Plants of the World. This is taxonomic evidence, not an independent ecological study.

    Supports: TaxonomyBotanical family
    Relevant sections
    • Taxonomy: NameUsage.tsv line 400901; ID 3N4F3; rank species; status accepted
    • Botanical family: NameUsage.tsv line 400901; ID 3N4F3; rank species; status accepted

    Source checked on .

    Source data licence: CC BY 4.0.

  2. NC State Extension Hydrangea serrata — Plant Toolbox

    NC State Extension Gardener Plant Toolbox. Growing conditions and seasons reflect its United States horticultural context.

    Supports: Mature heightMature spreadPlant habitGrowth rateFoliageLightMoisture and drainageSoil textureSoil pHFlowering seasonReported wildlife attraction
    Relevant sections
    • Mature height: Dimensions / Height
    • Mature spread: Dimensions / Width
    • Plant habit: Habit/Form
    • Growth rate: Growth Rate
    • Foliage: Woody Plant Leaf Characteristics
    • Light: Light
    • Moisture and drainage: Soil Drainage
    • Soil texture: Soil Texture
    • Soil pH: Soil pH
    • Flowering season: Flower Bloom Time
    • Reported wildlife attraction: Attracts

    Source checked on .

  3. Royal Botanic Gardens, Kew Hydrangea serrata — Kew WCVP native distribution

    Native distribution and taxonomic treatment from the official WCVP v16 export (4 June 2026). The link opens the corresponding POWO taxon. Source rows are retained in the native-range audit archive.

    Supports: Native range
    Relevant sections
    • Native range: WCVP v16; wcvp_names.csv lines 1411548; wcvp_distribution.csv native locality lines 1442344, 1442345

    Source checked on .

    Source data licence: CC BY 3.0.