Japanese Hawthorn
Rhaphiolepis umbellatafam. Rosaceae
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Pl. 59C7 — Rhaphiolepis umbellata
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IOverview
Overview
Japanese Hawthorn, scientifically known as Rhaphiolepis umbellata, is a deciduous shrub native to China Southeast, Japan, Korea, Nansei-shoto, Taiwan, and Hainan. This plant thrives in full sun and prefers moist soil that can be light (sandy), medium, or heavy (clay). It is hardy in zones 7-10 and reaches a height of about 2.5 meters. Known for its edible parts, particularly the seeds, Japanese Hawthorn also serves as an ornamental plant with distinctive clusters of white flowers that attract pollinators.
Quick answers
What is Japanese Hawthorn?
Japanese Hawthorn, scientifically known as Rhaphiolepis umbellata, is a deciduous shrub native to China Southeast, Japan, Korea, Nansei-shoto, Taiwan, and Hainan. This plant thrives in full sun and prefers moist soil that can be light (sandy), medium, or heavy (clay).
Growingconditions · propagation · uses
VCultivation
Cultivation
Japanese Hawthorn thrives in full sun and prefers moist soil that is light (sandy), medium, or heavy (clay). It grows well in USDA hardiness zones 7-10, making it suitable for temperate regions. To propagate, use seeds. The plant can reach a height of 2.5 meters and is native to China Southeast, Japan, Korea, Nansei-shoto, Taiwan, Cambodia, and Hainan.
Light
Full sun
Water
Moist
Soil
Light (sandy), Medium, Heavy (clay)
Hardiness
7-10
Mature size
2.5 m tall
For first-time growers
How to grow Japanese Hawthorn for the first time
8steps
Start with planting Japanese Hawthorn in a sunny spot and basic care to enjoy its beauty.
- 1
What you'll need
Seeds or young plants, potting soil, garden tools.
- 2
Best time to plant
Plant in spring after the last frost or fall before the first freeze.
- 3
Soil and container prep
Use well-draining soil with a mix of light (sandy), medium, and heavy (clay) types. Ensure containers have drainage holes.
- 4
Sowing or transplanting
Direct sow seeds in the ground or start them indoors 6-8 weeks before planting outside. Transplant young plants carefully to avoid damaging roots.
- 5
First two weeks
Water regularly, keeping soil moist but not waterlogged. Place mulch around the base for moisture retention and weed control.
- 6
Ongoing care
Provide full sun exposure. Water when the top inch of soil feels dry. Fertilize once a year in early spring with a balanced fertilizer.
- 7
Harvest or pruning
Prune after flowering to maintain shape and remove dead branches. Harvest flowers for decorative purposes if desired.
- 8
Common mistakes
Overwatering, planting in heavy shade, neglecting winter protection in colder zones.
VIEdible & utility
Edible & utility
Edible parts:Seed
Edible uses: The Japanese Hawthorn's seeds are edible but not commonly consumed. They can be eaten raw or roasted to enhance their flavor. Skip the pits as they contain a small amount of toxic compounds.
Other uses:DyeHedgerowFragrance
Contextrange · companions · related
VIIDistribution
13 native · 2 introduced
Distribution
13 native · 2 introducedDistribution across2 continents· 13 native· 2 introduced
Europe1 region
introduced (1)Portugal
Asia8 regions
native (8)CambodiaChinaJapanLaosSouth KoreaTaiwanThailandVietnam
Broader regions
native:Nansei-shoto, Hainan, Jawa, Ogasawara-shoto
introduced:New South Wales
IXSpecimen gallery
1 image
Specimen gallery
1 imageXSee also
8 related
See also
8 relatedPlants you might compare or use together — scored by shared family (Rosaceae), common use cases, and growing requirements.
same family · Rosaceae
Botanical relatives — often share phytochemistry + growing needs.
XI
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Companion planting
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Growing zone
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Back to the cataloguePlant id · 59c71ddb-bcc6-4ef7-bdf3-9e1387fd0b79
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