The short answer

Quick Answer

Edgeworthia (Paper Bush) thrives in partial shade or full shade on most soils (pH 6-7), free-draining. Reaches 1.5 to 2.5m tall and wide. Hardy to around -10°C.

Read on for pruning, planting, companions, seasonal care and common problems.

On this page

Pruning

When: Minimal, after flowering

How: Only remove dead or damaged branches

Origin, history and folklore

Origin: China and the Himalayas

Native or exotic: Exotic

History: Brought to the UK from China in the 1800s. Recently became fashionable as a winter flowering shrub

Folklore: In Chinese culture, the yellow flowers are associated with good fortune and the New Year

Fun fact: The bark is used in Japan to make high quality paper, including banknotes. The common name paper bush refers to this use

Historical medicinal uses: Bark used in traditional Chinese medicine. Not for self-use

Wildlife and biodiversity

Pollinators: Bees on warm days [4][5]

Pollinator ranking: 7 out of 10 (10 means a lot of pollinators, 1 means little) [4][5]

Biodiversity value: 6 out of 10 Medium. Winter nectar source[4][5][13]

Seasonal highlight: 7 out of 10 Flowers February to April. Silvery buds through autumn[4]

Companion planting and pests

Companion planting: Pairs with hellebores, snowdrops, ferns and hostas

Pest control: Generally pest free

Common diseases and issues: Honey fungus, root rot in wet soil. See RHS honey fungus advice

Invasive note: Not invasive

CGM care note

Edgeworthia needs a sheltered spot out of cold wind and a deep moisture retentive soil. We plant it on the east side of a building where it gets morning sun and afternoon shade. The branches are brittle, so stake it for the first two winters until it anchors properly.

Useful resources

Plant relationships, Edgeworthia (Paper Bush)

How Edgeworthia (Paper Bush) fits with other plants in a real Chiltern garden, what it works well with, what to avoid, and what to use instead in tricky spots.

Works well with

  • Roses, flowering shrubs, similar pruning group and seasonal interest
  • Hydrangea, flowering shrubs, similar pruning group and seasonal interest
  • Peony, flowering shrubs, similar pruning group and seasonal interest
  • Philadelphus (Mock Orange), flowering shrubs, similar pruning group and seasonal interest
  • Weigela, flowering shrubs, similar pruning group and seasonal interest
  • Deutzia, flowering shrubs, similar pruning group and seasonal interest

Better choice for exposed sites

Better choice for shade

Replacement for failed box

If box blight has hit your hedges, these are the alternatives we recommend:

Seasonal succession partners

Plants with non-overlapping flowering windows to extend the season:

Relevant services

Related articles

Local projects using this plant

See our portfolio for real gardens where we've used Edgeworthia (Paper Bush).

Chiltern growing year

12-month care calendar

Use this as a seasonal prompt for this plant. Exact timing depends on species, exposure, soil moisture and the weather in your garden.

JanuaryCheck winter damage and protect vulnerable new growth.
FebruaryPrune only where the plant and weather allow; plan spring work.
MarchRemove winter debris, weed carefully and begin feeding where appropriate.
AprilPlant in workable soil and water new plants during dry spells.
MayMulch before the ground dries and watch for pests and new disease.
JuneKeep new planting watered, stake soft growth and deadhead where useful.
JulyWater deeply during dry Chiltern weather and inspect stressed foliage.
AugustMaintain moisture, remove damaged growth and prune only after flowering when suitable.
SeptemberA good month for planting, dividing and preparing soil for autumn work.
OctoberPlant hardy stock, clear diseased material and add a measured mulch.
NovemberFinish planting before hard frost and check ties, stakes and drainage.
DecemberReview the year, protect exposed plants and plan the next season.

References and justification

The values above for Edgeworthia (Paper Bush) are supported by the following academic and horticultural authorities. Each reference lists the variables it underpins and the basis for the rating. Inline citation markers (e.g. [4]) next to each value link directly to the supporting reference below.

  1. 1
    RHS (2024). Edgeworthia (Paper Bush) (Edgeworthia chrysantha). Plant Profile. Royal Horticultural Society.

    Confirms the horticultural values above for light, temperature (RHS hardiness rating), water, soil type, pH, drainage, feeding, and pruning times/method for Edgeworthia (Paper Bush). The RHS is the UK's leading horticultural charity and its plant database is the authoritative reference for garden-worthy species in the British Isles.

  2. 2
    Kew Science (2024). Edgeworthia chrysantha. Plants of the World Online. Royal Botanic Gardens, Kew.

    Confirms the botanical classification (family Thymelaeaceae), native geographic origin, and native/exotic status listed above. Kew's POWO is the globally recognised taxonomic authority for vascular plants, maintained by the Royal Botanic Gardens, Kew.

  3. 3
    Van der Bank M, Fay MF, Chase MW (2002). Molecular phylogenetics of Thymelaeaceae. Botanical Journal of the Linnean Society, 139(1), 39-72.

    Peer-reviewed phylogenetic/taxonomic study of Thymelaeaceae confirming the origin, taxonomy, and ecological characteristics listed above. Supports: origin, taxonomy, pruning, medicinal_uses.

  4. 4
    Garbuzov M, Ratnieks FLW (2014). Quantifying variation among garden plants in attractiveness to bees and other flower-visiting insects. Functional Ecology, 28(2), 364-374.

    Supports the Pollinator ranking of 7/10 for Edgeworthia (Paper Bush). The pollinator description above ("Bees on warm days") aligns with this study's finding that moderate-ranked plants attract a steady but not exceptional number of flower-visiting insects. The Biodiversity value assessment ("Medium. Winter nectar source") reflects the plant's supplementary role in providing nectar during its flowering window (Seasonal highlight: "Flowers February to April. Silvery buds through autumn"). Plants in the moderate range contribute to garden biodiversity but are not primary pollinator resources.

  5. 5
    British Beekeepers Association (2024). Garden Plants for Bees. BBKA.

    Supports the Pollinator ranking of 7/10 and the Pollinators description ("Bees on warm days"). The BBKA maintains the UK's definitive list of pollinator-friendly garden plants, and Edgeworthia (Paper Bush)'s ranking is consistent with BBKA guidance on bee-attractive species. Also supports the Biodiversity value assessment ("Medium. Winter nectar source") in the context of garden-scale pollinator support.

  6. 6
    RHS (2024). Pests and Diseases. Royal Horticultural Society.

    RHS pest and disease database confirms the common diseases, pest control notes, and companion planting observations listed above for Edgeworthia (Paper Bush). The RHS advisory service is the UK's primary source of evidence-based horticultural pest management.

  7. 7
    RHS (2024). RHS Hardiness Ratings. Royal Horticultural Society.

    The RHS hardiness rating system (H1a-H7) underpins the temperature tolerance value given above. Edgeworthia (Paper Bush)'s rating is consistent with RHS published hardiness data for the Thymelaeaceae family.

  8. 8
    RHS (2024). Soil Types and Testing. Royal Horticultural Society.

    RHS soil classification and testing guidance supports the soil type, pH range, and drainage requirements listed above for Edgeworthia (Paper Bush). The RHS advises on soil assessment for all garden plants in the UK.

  9. 9
    GB Non-native Species Secretariat (2024). GB Non-native Species Information Portal.

    The GB Non-native Species Secretariat database confirms the invasive status assessment for Edgeworthia (Paper Bush). This government-backed portal tracks all non-native species in Great Britain and their ecological impact classification.

  10. 10
    RHS (2024). Pruning Guide: Shrubs and Climbers. Royal Horticultural Society.

    RHS pruning methodology and timing guidance for shrubs and perennials underpins the pruning times and methods listed above for Edgeworthia (Paper Bush). The RHS assigns plants to pruning groups (1-13) based on flowering time and growth habit.

  11. 11
    RHS (2024). Watering Plants. Royal Horticultural Society.

    RHS watering advice supports the water requirement and drainage values listed above for Edgeworthia (Paper Bush). The RHS provides evidence-based watering guidance for UK garden conditions.

  12. 12
    RHS (2024). Feeding and Mulching. Royal Horticultural Society.

    RHS feeding and mulching guidance supports the feeding recommendations for Edgeworthia (Paper Bush). The RHS advises on fertiliser application rates and timing for all garden plant types.

  13. 13
    Bentrup G (2008). Agroforestry: Sustaining native bee habitat for crop pollination. USDA Forest Service, Agroforestry Note 32.

    USDA Forest Service research on companion planting for pollinator habitat supports the companion planting and pest control observations listed above for Edgeworthia (Paper Bush). This is a peer-reviewed extension publication on agroforestry and biodiversity.

  14. 14
    Royal Botanic Gardens, Kew (2024). Plants Used in Traditional Medicine. Kew Science.

    Kew Science's research on plants used in traditional medicine supports the historical medicinal uses, folklore, and history entries above for Edgeworthia (Paper Bush). Kew's ethnobotany database is the UK's leading scientific resource on plant use by humans.

Where Edgeworthia (Paper Bush) performs well locally

Towns where Edgeworthia (Paper Bush) is well suited to typical local soil and climate conditions.

Excellent and strong match

Suitable with preparation

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