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Shrub · Anacardiaceae family

Smoke bush

Cotinus coggygria

Full sun in a garden 3–4 m × 2.5–3.5 m Flowers June–July to −29 °C
Flower colours Click a colour

In short a 10-second read

SunFull sun
in a garden after 10 years3–4 m
in the wild up to 5 m
spacing 3 m
FlowersJune–July
PlantingMarch–April, October–November
WinterNo winter protection

Where to plant and how much to water

Sun, soil and water.

It grows best in full sun, in dry to average soil.

Sun

Sun6 hours or more
Part shade3–6 hours
Shadeunder 3 h

Soil

tolerates any pH
acidicneutralalkaline
dry to averageloamygravellysandy

Watering

drought tolerant once establishedless when it rains

Frost

−29 °C
no winter protectionleafless in winter

How much space it takes

Mature size.

The mature plant next to a person (175 cm).

1 m2 m3 m4 m5 m3–5 mspread 3–5 m
3–5 m× spread 3–5 m

Plant 3 m apart.

Reaches maturity in about 5–10 years. The final size depends on the cultivar and the spot — we give the range from smallest to largest.

Calendar

Through the year.

Months for Central Europe. The line shows the current month.

The year at a glance

Flowers: JanuaryFlowers: FebruaryFlowers: MarchFlowers: AprilFlowers: MayFlowers: JuneFlowers: JulyFlowers: AugustFlowers: SeptemberFlowers: OctoberFlowers: NovemberFlowers: DecemberPlanting: JanuaryPlanting: FebruaryPlanting: MarchPlanting: AprilPlanting: MayPlanting: JunePlanting: JulyPlanting: AugustPlanting: SeptemberPlanting: OctoberPlanting: NovemberPlanting: DecemberFeeding: JanuaryFeeding: FebruaryFeeding: MarchFeeding: AprilFeeding: MayFeeding: JuneFeeding: JulyFeeding: AugustFeeding: SeptemberFeeding: OctoberFeeding: NovemberFeeding: DecemberJanFebMarAprMayJunJulAugSepOctNovDec
FlowersPlantingFeeding
Now, in October: a good time for planting (container plant).
JanFebMarAprMayJunJulAugSepOctNovDec

Flowers

JanFebMarAprMayJunJulAugSepOctNovDec

June–July · pink or yellow

Planting

JanFebMarAprMayJunJulAugSepOctNovDec

container plant: March–April, October–November

Feeding

JanFebMarAprMayJunJulAugSepOctNovDec

May–June

Feeding

Nutrition.

Horn meal

up to 40 g/m² a year, if the soil needs it · May–June

JanFebMarAprMayJunJulAugSepOctNovDec

Pests and diseases

Common problems and what to do.

The most common problems in Central Europe. Protection is listed from the gentlest option.

High riskMedium riskLow riskRisk for this plant according to the source · no label = no documented level

Verticillium wilt

Verticillium
Medium riskdisease
More about this problem

What you will see

Wilting and dieback of branches, mainly in drought.

The source says: it is among the plants affected most commonly.

How to protect

  1. Prevention
    • do not plant in soil with a history of verticillium wilt
  2. By hand when presentremove affected branches
Verticillium wiltdiseaseMedium risk

What you will see

Wilting and dieback of branches, mainly in drought.

The source says: it is among the plants affected most commonly.

How to protect

  1. Prevention
    • do not plant in soil with a history of verticillium wilt
  2. By hand when presentremove affected branches
More about this problem

What you will see

White powdery coating on leaves and shoots.

How to protect

  1. Prevention
    • open pruning, do not plant too densely
    • rake up and remove fallen leaves
  2. By hand when presentremove affected parts
  3. Gentle spray at the first symptomspotassium bicarbonate or horticultural oil (only for heavy infestation)
  4. Chemical — only when nothing else helps as per the labelOnly if the damage is severe: a product authorised in your country against: powdery mildew.
Powdery mildewsdisease

What you will see

White powdery coating on leaves and shoots.

How to protect

  1. Prevention
    • open pruning, do not plant too densely
    • rake up and remove fallen leaves
  2. By hand when presentremove affected parts
  3. Gentle spray at the first symptomspotassium bicarbonate or horticultural oil (only for heavy infestation)
  4. Chemical — only when nothing else helps as per the labelOnly if the damage is severe: a product authorised in your country against: powdery mildew.
More about this problem

What you will see

Root rot and dieback of the shrub; white fungal sheets under the bark at the base.

When to look

Mushrooms in late summer and autumn; mycelium in the soil all year

How to protect

  1. Prevention
    • do not plant in places with honey fungus
    • remove infected shrubs together with the roots
  2. By hand when presentdig out the infected shrub with its roots
Honey fungusdisease · mushrooms in late summer and autumn; mycelium in the soil all year

What you will see

Root rot and dieback of the shrub; white fungal sheets under the bark at the base.

When to look

Mushrooms in late summer and autumn; mycelium in the soil all year

How to protect

  1. Prevention
    • do not plant in places with honey fungus
    • remove infected shrubs together with the roots
  2. By hand when presentdig out the infected shrub with its roots
More about this problem
Sources (3)

Frequently asked

Quick answers.

When does smoke bush flower?

In June–July; the flowers are pink or yellow.

Does smoke bush tolerate shade?

No, it needs full sun.

How much space does smoke bush need?

At maturity 3–5 m wide and 3–5 m tall; recommended spacing 3 m.

Verticillium wilt — what can you do?

do not plant in soil with a history of verticillium wilt remove affected branches

Powdery mildews — what can you do?

open pruning, do not plant too densely remove affected parts

Sources (13) Checked 24 October 2026

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