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Shrub · Rosaceae family

Juneberry

Amelanchier × lamarckii

Full sun to part shade in a garden 4–6 m × 3–5 m Flowers April Harvest June to −34 °C
Flower colours Click a colour

In short a 10-second read

SunFull sun to part shade
in a garden after 10 years4–6 m
in the wild up to 9 m
spacing 5 m
FlowersApril
PlantingMarch–April, October–November
PruningFebruary–March
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

acidic to neutral soil
acidicneutralalkaline
averageloamysandyhumus-rich

Watering

Juneberry — Watering
do not waterlogless when it rains

Frost

−34 °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 m6 m7 m8 m9 m4.5–9 mspread 4.5–7.5 m
4.5–9 m× spread 4.5–7.5 m

Plant 5 m apart.

Reaches maturity in about 10–20 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: DecemberPruning: JanuaryPruning: FebruaryPruning: MarchPruning: AprilPruning: MayPruning: JunePruning: JulyPruning: AugustPruning: SeptemberPruning: OctoberPruning: NovemberPruning: DecemberHarvest: JanuaryHarvest: FebruaryHarvest: MarchHarvest: AprilHarvest: MayHarvest: JuneHarvest: JulyHarvest: AugustHarvest: SeptemberHarvest: OctoberHarvest: NovemberHarvest: DecemberJanFebMarAprMayJunJulAugSepOctNovDec
FlowersPlantingFeedingPruningHarvest
Now, in October: a good time for planting (container plant).
JanFebMarAprMayJunJulAugSepOctNovDec

Flowers

JanFebMarAprMayJunJulAugSepOctNovDec

April · white

Planting

JanFebMarAprMayJunJulAugSepOctNovDec

container plant: March–April, October–November

Feeding

JanFebMarAprMayJunJulAugSepOctNovDec

May–June

Pruning

JanFebMarAprMayJunJulAugSepOctNovDec

No pruning needed — just remove dead or damaged parts (February–March).

Harvest

JanFebMarAprMayJunJulAugSepOctNovDec

June

Feeding

Nutrition.

Horn meal

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

JanFebMarAprMayJunJulAugSepOctNovDec

Pruning

When and how to prune.

Months apply to Central Europe.

Juneberry — Remove dead and damaged growth

Remove dead and damaged growth

FebMar
How to prunePrune only what is necessary: dead, diseased and damaged wood, crossing and congested shoots, shoots growing in the wrong direction. Note: hard pruning spoils it.

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
Entomosporium leaf spot

Entomosporium leaf spot

Medium riskdiseasesource covers the whole genus
More about this problem

What you will see

Angular spots with a yellow margin, early leaf drop after rain.

The source says: it belongs to the susceptible genera.

How to protect

  1. Prevention
    • do not wet the leaves
  2. By hand in autumnrake up the leaves
Entomosporium leaf spotdiseaseMedium risk

What you will see

Angular spots with a yellow margin, early leaf drop after rain.

The source says: it belongs to the susceptible genera.

How to protect

  1. Prevention
    • do not wet the leaves
  2. By hand in autumnrake up the leaves
More about this problem
Fire blight

Fire blight

Erwinia amylovora
diseasesource covers the whole genus
More about this problem

What you will see

Shoots die back and look scorched; worse in wet springs.

When to look

From late spring to autumn

How to protect

  1. Prevention
    • do not over-feed with nitrogen
    • disinfect secateurs
  2. By hand in summercut out damaged parts in summer; disinfect secateurs between cuts; cut 30 cm (thicker branches 60 cm) below the infected section into healthy wood
  3. Chemical — only when nothing else helps —No chemical product is available against fire blight
Fire blightdisease · from late spring to autumn

What you will see

Shoots die back and look scorched; worse in wet springs.

When to look

From late spring to autumn

How to protect

  1. Prevention
    • do not over-feed with nitrogen
    • disinfect secateurs
  2. By hand in summercut out damaged parts in summer; disinfect secateurs between cuts; cut 30 cm (thicker branches 60 cm) below the infected section into healthy wood
  3. Chemical — only when nothing else helps —No chemical product is available against fire blight
More about this problem
Juniper and cedar rusts

Juniper and cedar rusts

Gymnosporangium spp.
diseasesource covers the whole genus

What you will see

Leaf spots, deformed fruit.

How to protect

  1. Prevention
    • resistant cultivars, open pruning
  2. Gentle spray at bud breaksulphur or copper (only for heavy infestation)
  3. Chemical — only when nothing else helps as per the labelOnly if the damage is severe: a product authorised in your country against: Gymnosporangium rust.
Juniper and cedar rustsdisease

What you will see

Leaf spots, deformed fruit.

How to protect

  1. Prevention
    • resistant cultivars, open pruning
  2. Gentle spray at bud breaksulphur or copper (only for heavy infestation)
  3. Chemical — only when nothing else helps as per the labelOnly if the damage is severe: a product authorised in your country against: Gymnosporangium rust.
Sources (4)

Frequently asked

Quick answers.

When does juneberry flower?

In April; the flowers are white.

When is juneberry harvested?

In June.

Does juneberry tolerate shade?

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

How much space does juneberry need?

At maturity 4.5–7.5 m wide and 4.5–9 m tall; recommended spacing 5 m.

Fire blight — what can you do?

do not over-feed with nitrogen cut out damaged parts in summer; disinfect secateurs between cuts; cut 30 cm (thicker branches 60 cm) below the infected section into healthy wood

Juniper and cedar rusts — what can you do?

resistant cultivars, open pruning sulphur or copper (only for heavy infestation)

Sources (14) Checked 24 October 2026

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