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Tree · Pinaceae family

Picea pungens

Picea pungens

Full sun to part shade in a garden 2–3 m × 1–2 m to −40 °C

In short a 10-second read

SunFull sun to part shade
in a garden after 10 years2–3 m
in the wild up to 20 m
spacing 5 m
PlantingMarch–April, September–October
WinterNo winter protection

Where to plant and how much to water

Sun, soil and water.

It grows best in full sun to part shade, in average soil.

Sun

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

Soil

tolerates any pH
acidicneutralalkaline
averageclayhumus-richloamy

Watering

only in dry spellsless when it rains

Frost

−40 °C
no winter protectiongreen in winter too

How much space it takes

Mature size.

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

1 m2 m3 m4 m5 m6 m7 m8 m9 m10 m11 m12 m13 m14 m15 m16 m17 m18 m19 m20 m10–20 mspread 3–6 m
10–20 m× spread 3–6 m

Plant 5 m apart.

Reaches maturity in about 20–50 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

Planting: JanuaryPlanting: FebruaryPlanting: MarchPlanting: AprilPlanting: MayPlanting: JunePlanting: JulyPlanting: AugustPlanting: SeptemberPlanting: OctoberPlanting: NovemberPlanting: DecemberFeeding: JanuaryFeeding: FebruaryFeeding: MarchFeeding: AprilFeeding: MayFeeding: JuneFeeding: JulyFeeding: AugustFeeding: SeptemberFeeding: OctoberFeeding: NovemberFeeding: DecemberProtection: JanuaryProtection: FebruaryProtection: MarchProtection: AprilProtection: MayProtection: JuneProtection: JulyProtection: AugustProtection: SeptemberProtection: OctoberProtection: NovemberProtection: DecemberJanFebMarAprMayJunJulAugSepOctNovDec
PlantingFeedingProtection
Now, in October: a good time for planting (container plant, root-balled).
JanFebMarAprMayJunJulAugSepOctNovDec

Planting

JanFebMarAprMayJunJulAugSepOctNovDec

container plant: March–April, September–October; root-balled: March–April, September–October

Feeding

JanFebMarAprMayJunJulAugSepOctNovDec

May–June

Protection

JanFebMarAprMayJunJulAugSepOctNovDec

April (spraying): In early April, oil/soap against overwintering female scale insects. · June (spraying): Needle browning: a protective spray (active substance as authorised by your national plant-protection authority) starts in early June and is repeated in damp weather.

Feeding

Nutrition.

Horn meal

up to 55 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

What you will see

Branches die back from the lower limbs upwards; sunken canker patches appear on the bark and white resin oozes out.

The source says: it is one of the most damaging diseases of blue softwood.

How to protect

  1. Prevention
    • Water the tree regularly in dry spells and feed it; a weakened tree is more susceptible.
  2. By hand whenever the bark is dryCut out affected branches in dry weather about 20–25 cm below the visible damage; disinfect your tools after every cut.
Cytospora cankerdiseaseHigh risk

What you will see

Branches die back from the lower limbs upwards; sunken canker patches appear on the bark and white resin oozes out.

The source says: it is one of the most damaging diseases of blue softwood.

How to protect

  1. Prevention
    • Water the tree regularly in dry spells and feed it; a weakened tree is more susceptible.
  2. By hand whenever the bark is dryCut out affected branches in dry weather about 20–25 cm below the visible damage; disinfect your tools after every cut.
More about this problem

Rhizosphaera needle cast

disease

What you will see

Needles on the lower branches turn purple-brown, have rows of black dots and drop in large numbers.

How to protect

  1. Prevention
    • Provide an airy position and do not overcrowd the planting.
  2. By hand winterCut out infected branches in winter.
  3. Chemical — only when nothing else helpsA product authorised in your country against needle browning (Rhizosphaera) (as per the label; only if the other steps are not enough).
Rhizosphaera needle castdisease

What you will see

Needles on the lower branches turn purple-brown, have rows of black dots and drop in large numbers.

How to protect

  1. Prevention
    • Provide an airy position and do not overcrowd the planting.
  2. By hand winterCut out infected branches in winter.
  3. Chemical — only when nothing else helpsA product authorised in your country against needle browning (Rhizosphaera) (as per the label; only if the other steps are not enough).

Softwood gall adelgids

pest

What you will see

Pineapple-like galls form on the shoots; the needles become deformed.

How to protect

  1. Gentle spray early AprilHorticultural (paraffin) oil or insecticidal soap against overwintering females.
  2. Gentle spray MayInsecticidal soap against young stages.
Softwood gall adelgidspest

What you will see

Pineapple-like galls form on the shoots; the needles become deformed.

How to protect

  1. Gentle spray early AprilHorticultural (paraffin) oil or insecticidal soap against overwintering females.
  2. Gentle spray MayInsecticidal soap against young stages.

What you will see

Needles are faded, greyish to rusty brown, and laced with fine webbing.

How to protect

  1. Prevention
    • Water the tree sufficiently; wash mites off the leaves/needles with a strong jet of water.
  2. BiologicalSpare predatory mites and other natural enemies; do not use broad-spectrum insecticides.
  3. Gentle spray winter dormancy; in season as neededUltra-fine horticultural oil in winter dormancy against overwintering eggs; in season, oil at a low concentration spares predatory mites.
Softwood spider mitepest

What you will see

Needles are faded, greyish to rusty brown, and laced with fine webbing.

How to protect

  1. Prevention
    • Water the tree sufficiently; wash mites off the leaves/needles with a strong jet of water.
  2. BiologicalSpare predatory mites and other natural enemies; do not use broad-spectrum insecticides.
  3. Gentle spray winter dormancy; in season as neededUltra-fine horticultural oil in winter dormancy against overwintering eggs; in season, oil at a low concentration spares predatory mites.
More about this problem
Sources (4)

Frequently asked

Quick answers.

Does Picea pungens tolerate shade?

It tolerates part shade (3–6 hours of sun), but not full shade.

How much space does Picea pungens need?

At maturity 3–6 m wide and 10–20 m tall; recommended spacing 5 m.

Rhizosphaera needle cast — what can you do?

Provide an airy position and do not overcrowd the planting. Cut out infected branches in winter.

Cytospora canker — what can you do?

Water the tree regularly in dry spells and feed it; a weakened tree is more susceptible. Cut out affected branches in dry weather about 20–25 cm below the visible damage; disinfect your tools after every cut.

Sources (17) Checked 24 October 2026

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