Betula pendula

Silver Birch

Harder than oak and stiffer than anything else KORENA lists, hiding behind a plain pale face. The best turning wood here.

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É adequada ao seu projeto?

Ótima para

Turned work
Painted furniture
Cabinetry and carcass work
Veneer and plywood
Interior joinery

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Aspeto da madeira

Qual é o seu aspeto

Pale, almost white to light cream, with very little colour separation between heartwood and sapwood and a fine even texture. Plain birch is quiet to the point of being featureless, which is exactly why it is prized for painted work and for veneer. The exceptions are the figured forms, curly and flame birch and the burred masur birch, which are among the most decorative surfaces available from any European species.

Near white to pale cream with almost no heartwood contrast
Fine even texture, plain in most boards
Curly, flame and masur figured forms occur and are highly prized
Straight to wavy grain, fine even texture. Near white to pale cream with almost no heartwood contrast. Curly, flame and masur figured forms occur and are highly prized.

Trabalhar esta madeira

Como se trabalha

Generally easy with hand and machine tools, and it turns, glues and finishes well. It is one of the best turning woods in this catalogue because the fine even texture holds crisp detail. Boards with wild or figured grain tear out during machining, so figured stock wants light cuts, sharp tooling and a scraper for the final surface. Density of 640 kg per cubic metre gives it more substance than its pale appearance suggests.

Acabamento

Takes finish well and takes paint exceptionally, which is its traditional role. Like other pale fine textured woods it blotches under pigment stain, so use a conditioner or a dye. The pale colour is the point for most applications, and a clear water based finish preserves it better than an oil, which will pull it toward yellow.

Secagem

The source KORENA cites reports no shrinkage data for this species, so no radial, tangential or volumetric figures are shown rather than values being borrowed from another birch. Practically, birch is known to dry with a marked tendency to warp and requires weighting and careful stickering. It is also highly susceptible to fungal attack and staining while drying, so it must be dried promptly after conversion rather than left in log or board.

Quanto custa

Segurança e origem

Birch in the Betula genus is reported as a sensitiser, with reactions typically including skin and respiratory irritation. Extraction and a P2 mask during extended sanding are appropriate, particularly given how fine birch dust is.
Betula pendula ranges across the whole of northern Europe and into Siberia, and it is the pioneer tree that colonises cleared and burnt ground before slower species establish. Finland, the Baltic states, Sweden and Russia are the main commercial sources, and Baltic birch plywood built on this species is one of the best known engineered timbers in the world.

Ler o guia completoNotas detalhadas sobre desenho, alteração da cor, trabalho e estabilidade.

What Silver Birch actually is#

Betula pendula is the pioneer. It colonises cleared, burnt and abandoned ground across the whole of northern Europe and into Siberia, growing fast and establishing where slower species cannot. Finland, the Baltic states, Sweden and Russia are the main commercial sources, and Baltic birch plywood, built from this species, is among the best known engineered timbers in the world.

Its plainness works against it. A typical birch board is near white, almost featureless, with barely any distinction between heartwood and sapwood. It looks like a wood you would choose because you could not afford another one.

The numbers say otherwise.

The numbers are the surprise#

At 5,360 N on the Janka scale, Silver Birch is harder than European oak at 4,980 N.

Its elastic modulus of 13.96 GPa is the highest of any species in this catalogue, hardwood or softwood, above red oak at 12.14 and Douglas Fir at 12.17. Stiffness is what resists sag, so for a long shelf or an unsupported span, birch outperforms every other option here.

Modulus of rupture at 114.3 MPa matches Turkey Oak and beats sessile oak.

This is a genuinely strong, stiff, hard timber that happens to be pale and quiet. Choosing it is not a compromise.

Perguntas dos compradores

Why are no shrinkage figures shown for Silver Birch?

The reference KORENA cites reports no shrinkage data for this species, and rather than borrow numbers from a different birch and label them Betula pendula, the fields are left empty. What is known practically is that birch warps readily in drying and needs weighting and careful stickering. Each KORENA slab carries its own measured moisture value, which is the reliable figure for the board in front of you.

Is birch hard enough for furniture?

Yes. At 5,360 N Janka it is harder than European oak at 4,980 N, and its elastic modulus of 13.96 GPa is the highest of any species in this catalogue. It is considerably more substantial than its pale, plain appearance suggests, and it is a genuinely good furniture timber.

What is masur birch?

A figured form of Betula pendula in which the grain is disrupted into dark flecked, swirling patterns, historically attributed to insect damage or genetic factors. It is among the most decorative surfaces available from any European species and is priced accordingly. Curly and flame birch are separate figured forms of the same species.

Can birch be used outdoors?

Propriedades mecânicas

Dados técnicos

Valores de referência publicados. Quando as fontes divergem, é apresentado o intervalo e o valor típico é usado nas escalas acima.

Densidade (kg/m³)	640 kg/m³
Dureza Janka (N)	5,360 N
MOR: módulo de rutura (MPa)	114 MPa
MOE: módulo de elasticidade (GPa)	14.0 GPa
Durabilidade natural (EN 350)	Class 5 — Perishable

Fontes

The Wood Database — Silver Birch (Betula pendula). Shrinkage reported as no data available.

Not listed in the CITES Appendices, and reported by the source KORENA cites as not assessed on the IUCN Red List, so no IUCN status is displayed rather than one being assumed. Birch is abundant, fast growing and a pioneer species, so supply is plentiful and well certified across Finland, the Baltics and Scandinavia. It is among the easier species to document for EUDR purposes.

What the catalogue cannot tell you#

No shrinkage figures are shown for this species, and that gap is deliberate.

The reference KORENA cites reports no shrinkage data for Betula pendula. Borrowing figures from paper birch or yellow birch and presenting them under this name would produce a page that looks complete and specifies a wood that was never measured, so the fields stay empty.

What is known practically is that birch warps readily in drying and needs weighting and careful stickering to come out flat. It is also unusually susceptible to fungal attack and staining while wet, which means it must be dried promptly after conversion rather than left sitting in log or board. Stock that sat too long shows grey or brown discolouration through the wood.

Each KORENA slab carries its own measured moisture reading, which tells you about that board specifically rather than about the species in general.

Reading a Silver Birch slab#

Most birch is plain, and for painted work or a quiet interior that is the point.

The exceptions are worth knowing because they are dramatic. Curly and flame birch show rippling chatoyant figure across the grain. Masur birch carries dark flecked swirling disruption through the wood, historically attributed to insect damage or genetic factors, and it is among the most decorative surfaces available from any European species. All three are the same tree, priced very differently.

On plain stock, look for the grey or brown staining that indicates the log sat before conversion, and for warp along the length, which is the species' characteristic drying fault.

Birch works easily with hand and machine tools and glues without difficulty.

It is the best turning wood in this catalogue. The fine even texture holds crisp detail in a way that oak, with its coarse open pores, simply cannot, and it takes a burnished finish straight off the tool.

Figured stock is the exception to the easy working. Curly and masur grain tears out under a planer, and the answer is light cuts, sharp tooling and a scraper or a high angle plane for the final surface. On expensive figured material, that patience is cheap insurance.

Finishing, and the yellowing trap#

Birch takes paint exceptionally, which is its traditional role, and it takes clear finishes well.

The trap is that oil finishes amber pale woods, and birch shows it more than almost anything because it starts so close to white. A slab chosen specifically for its pale, cool colour will go distinctly yellow under a standard oil, and the change is permanent.

If the pale colour is the reason for the choice, use a clear water based finish or a low yellowing hardwax oil, and test on an offcut first.

Pigment stains blotch on birch as they do on other fine textured pale woods, so use a conditioner or switch to a dye.

Where Silver Birch is the right answer#

Turned work above all. Also painted furniture, cabinetry and carcass work, veneer and plywood, and any interior application where stiffness matters more than appearance, such as long shelving.

It is the wrong answer outdoors in every form, since it is rated perishable with poor insect resistance, and it is the wrong answer anywhere it will stay damp, because it stains and rots faster than most.

Not listed in the CITES Appendices, and reported by the cited source as not assessed on the IUCN Red List, so no status is displayed rather than one assumed.

As a fast growing pioneer species, birch is abundant and certification coverage through Finland, the Baltics and Scandinavia is mature. It is among the more straightforward species in this catalogue to document to EUDR standard.

No. It is rated perishable and will rot readily if exposed, and it is also susceptible to insect attack. Birch is strictly an interior timber. It is also unusually vulnerable to fungal staining even indoors if it stays damp, which is why it must be dried promptly after conversion.

Why does my birch look yellow after oiling?

Oil finishes amber pale woods, and birch shows it more than most because it starts so close to white. If the pale colour is the reason you chose the species, use a clear water based finish or a low yellowing hardwax oil instead. Test on an offcut, because the shift is permanent.

(consultado em 2026-08-12)

Meier, E. — WOOD! Identifying and Using Hundreds of Woods Worldwide (2015)(consultado em 2026-08-12)

A ter em conta

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Resumo

DurezaDureza média

Dureza Janka: 5360 N

8 % mais dura do que o carvalho-europeu

PesoMédio

640 kg/m³

TrabalhoModerada

3,9 / 5 de média na bancada

Uso exteriorApenas interior

EN 350 classe 5

O preço atual da madeira de Silver Birch na Europa, por metro cúbico antes do IVA. Toque num preço para ver os detalhes.

Porque custa uma prancha mais do que isto?

Estes são preços de madeira em bruto. Uma prancha é o melhor corte de um toro, seco durante pelo menos um ano e depois verificado e medido peça a peça. Apenas uma pequena parte de cada toro se transforma numa prancha.

Fonte: Índice de Madeira KORENA · Dados mais recentes de 21/09/2026

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