shrub

Common osier

Salix viminalis

The Story

Plant Bio

Salix viminalis, commonly known as the basket willow, is a vigorous deciduous shrub or small multi-stemmed tree characterized by its exceptionally long, straight, and flexible olive-green to yellowish twigs. The narrow, linear leaves are dull green on their upper surfaces and densely covered with silky, silver hairs underneath, creating a shimmering effect in the wind.

This species is highly valued for its rapid production of straight, unbranched whips when cut back hard, making it the premier choice for traditional basketry and living willow structures. In early spring, before the leaves emerge, the bare stems produce upright, cylindrical catkins that provide an important early nectar source for emerging bees.

Uses & Benefits:

Ornamental UsesProvides striking winter interest with its colorful, upright twigs and shimmering silver-backed foliage in summer.
Practical UsesYields highly flexible, straight whips ideal for basketry, weaving, and constructing living garden structures.
Ecological BenefitsOffers vital early-season pollen and nectar for native bees and serves as a larval host for the Viceroy butterfly.

Essentials

At a Glance

Plant Type

Shrub

Height

236"

Width

157"

Light

Full Sun, Partial Sun

Zones

4, 5, 6, 7, 8, 9

Water

High

Humidity

Moderate

Lifespan

Moderate

Native To

Europe and Asia

Toxicity

Non-toxic

Bloom period

Spring

J
F
M
A
M
J
J
A
S
O
N
D

In flower about 3 months of the year

Planting

How to Grow

  1. Select a site in full sun to partial shade with consistently moist, deep, and poorly drained soil.
  2. Plant bare-root whips or live stakes in late winter or early spring by pushing them directly into prepared, wet soil.
  3. Water deeply and regularly during the first growing season to ensure the root system establishes without drying out.
  4. Cut the entire plant back to a low framework or stool near ground level in late winter to stimulate straight, vigorous new growth.

Pro Tip

To maintain a dense supply of flexible, high-quality weaving whips, coppice the plant down to a low stool within a few inches of the ground every winter; leaving it unpruned results in a sparse, woody, and structurally weak canopy.

Keep It Thriving

Care Guide

Do

  • Coppice or pollard the plant annually in late winter to maintain flexible stems and a tidy habit.
  • Plant in wet, low-lying areas, rain gardens, or near water bodies where soil moisture is reliable.
  • Clear fallen leaves in autumn to reduce the carryover of willow rust spores.

Don't

  • Do not plant near sewer lines, septic fields, or foundations, as the water-seeking roots can cause structural damage.
  • Do not let the soil dry out completely, as this species has very low drought tolerance.
  • Avoid light, sporadic pruning, which leads to weak, twiggy, and unattractive growth.

Seasonal Care Calendar

TaskJanFebMarAprMayJunJulAugSepOctNovDec
Pest Check
Plant
Propagate
Prune
Spring Cleanup

Watch Out For

Pests & Diseases

Common Pests

Common Diseases

In the Garden

Landscape Uses & Companions

Landscape Uses

Riparian StabilizationRain GardensLiving ScreensCraft Gardens

Multiply

Propagation Methods

Good to Know

Common Questions

Common osier questions

What zones can Common osier grow in?

Common osier is hardy in USDA Zones 4–9. Inside that range it survives winter in the ground; outside it, grow it as an annual or a container plant you protect.

Is Common osier deer resistant?

Not reliably. Deer may browse Common osier, especially tender spring growth — plan on repellents or fencing where pressure is high.

When does Common osier bloom?

Common osier typically blooms in spring through spring. Exact timing shifts a week or two with your zone — Sow's bloom calendar maps it to your garden.

Does Common osier need full sun?

Common osier does best in full sun to part shade. In hot climates, afternoon shade keeps blooms fresher longer.

Keep exploring

Grow Common osier with confidence

See it in a design of your actual yard, get zone-matched care reminders, and track it season by season in your garden journal.