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Plant guide

Downy birch.

Betula pubescens

Pronounced BET-yoo-luh pyoo-BES-kens

Also known as Brown Birch, Downy Birch, European paper birch, European white birch

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Downy Birch
Photo by Roman A. Lagazyuk (Роман А. Лагазюк) (CC BY) via iNaturalist

The downy birch is a lovely, hardy tree that thrives in cooler climates. It is well known for its graceful appearance and ability to tolerate damp, boggy soils. You will find it is a fantastic choice for adding a touch of natural beauty to a garden.

Another photo of Downy birch
Photo by Kjartan Birgisson (CC BY) via iNaturalist

At a glance

Care level
Easy
Plant type
Deciduous tree
Light
Full sun to partial shade
Indoor light
Direct sun
Water
Every 7 to 14 days
Mature size
10 to 20 meters
Growth rate
Medium
Hardiness
USDA 2 to 7
Bloom time
Mid to late spring

Care

Plant this tree in a spot where it can enjoy plenty of natural light. Keep an eye out for yellowing leaves, which might suggest the soil is too dry for its liking. It is quite resilient, so just ensure it has enough moisture to stay happy.

Watering
Keep the soil consistently moist, especially during the first few years after planting.
Feeding
Apply a balanced fertilizer in early spring to support healthy growth.
Pruning
Prune during the dormant winter season to avoid excessive sap bleeding.
Repotting
Repotting is generally only necessary for young container specimens as they outgrow their pots.
Soil
Moist to wet, acidic soil; tolerates poorly drained, boggy ground
Soil pH
Acidic to neutral
Temperature
-40 to 25°C
Humidity
40 to 80%
Drought tolerance
Low
Lifespan
Perennial, typically 60 to 100 years.
Deer and rabbits
Moderate

Signs it needs repotting

  • Roots growing out of drainage holes.
  • Water running straight through the pot.

Safety

People
The plant is not considered toxic to humans.
Children
No specific risks for children, though standard caution applies to climbing trees.
Contact allergens
The bark and twigs can cause mild skin irritation in sensitive individuals.
Airborne allergens
The windborne pollen is a common seasonal allergen for many people.
Edibility
The sap is edible, but do not consume any part of the tree without expert identification.

How to identify it

  • White bark with dark horizontal lenticels
  • Soft hairs on young twigs
  • Triangular to ovate serrated leaves
  • Slender pendulous catkins in spring
Height
10 to 20m
Spread
4 to 8m
Leaves
green, deciduous
Flowers
yellow, green, 2 to 5cm
Fruit
brown, Autumn

Problems to watch for

  • Birch leaf miner · Small larvae create brown blotches on the leaves.
  • Rust · Fungal infection causing orange spots on foliage.

Check your downy birch from a photo

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Growing it

Propagation
seed, cuttings
When to plant
spring, autumn
Overwintering
It is fully hardy and requires no special winter protection.
In containers
Not well suited for long term container growth due to its large mature size.

Seed

  1. Collect seeds in late summer when catkins turn brown.
  2. Sow seeds in a cold frame during autumn.
  3. Keep soil moist until germination in spring.

Plant in groups to mimic natural woodland stands for better wind protection.

Grows well with

  • Rowan · They share similar soil preferences and naturally grow together in northern woodlands.
  • Common Juniper · It provides a nice evergreen contrast to the birch foliage.

Similar species

  • Silver Birch · It is very similar but prefers drier, well drained soils.

Science

Family
Betulaceae
Genus
Betula
Order
Fagales
Class
Magnoliopsida
Native range
Northern Europe and northern Asia.
Conservation
It is widespread and not of conservation concern.

It thrives in cool, moist climates and often forms the tree line in northern latitudes.

Value to wildlife
larval host plant, seeds for birds
Pollinators
bees, butterflies, moths
Uses
ornamental tree, woodworking, traditional medicine

Through the year

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Flowering
Fruiting
Foliage

Ecological indicators

Salinity
1/9
Soil reaction
3/9
Light
7/9
Temperature
2/9
Moisture
7/9
Nutrients
3/9

Taxonomy resolved against GBIF.

Questions people ask

Does it like wet soil?
Yes, it is one of the best birch species for damp or boggy ground.
How fast does it grow?
It is a relatively fast growing tree when young.

Where the name comes from

The name Betula is the ancient Latin name for birch, while pubescens refers to the soft, downy hairs on the young shoots.

Good to know

  • It is often called the downy birch because of the fine hairs on its young twigs.
  • This tree is a pioneer species that quickly colonizes open ground.
  • The wood is soft and often used for plywood or fuel.

Keep your downy birch growing

This page is a general guide. Save your plant in Pocket Botanist and you get care reminders timed for this plant, plus a care history that shows what worked.

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This guide was generated with AI on and checked against GBIF taxonomy. It is general information, not horticultural or veterinary advice. Read about how we build these guides.