EN
Open Studio
GridGarden Studio

Tree · Pinaceae family

Japanese larch

Larix kaempferi

Full sun in a garden ~3 m × ~1.5 m to −34 °C

In short a 10-second read

SunFull sun
in a garden after 10 years~3 m
in the wild up to 30 m
spacing 6 m
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 average to moist soil.

Sun

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

Soil

acidic to neutral soil
acidicneutralalkaline
average to moistloamysandyhumus-rich

Watering

at the base, not on the leavesless 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 m10 m11 m12 m13 m14 m15 m16 m17 m18 m19 m20 m21 m22 m23 m24 m25 m26 m27 m28 m29 m30 m20–30 mspread 6–10 m
20–30 m× spread 6–10 m

Plant 6 m apart.

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: DecemberJanFebMarAprMayJunJulAugSepOctNovDec
PlantingFeeding
Now, in October: a good time for planting (container plant, bare-root, root-balled).
JanFebMarAprMayJunJulAugSepOctNovDec

Planting

JanFebMarAprMayJunJulAugSepOctNovDec

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

Feeding

JanFebMarAprMayJunJulAugSepOctNovDec

May–June

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

Larch canker

Lachnellula willkommii
Low riskdiseasesource covers the whole genus

What you will see

Swellings and sunken cankers on branches and trunk, resin ooze, white hairy bowl-shaped fruiting bodies with a yellow-orange centre. Needles above the wound wilt.

The source says: it is only rarely susceptible to larch canker.

How to protect

  1. Prevention
    • A suitable site and growing conditions, resistant Central European provenances.
  2. By hand all yearRemove heavily affected young trees.
Larch cankerdiseaseLow risk

What you will see

Swellings and sunken cankers on branches and trunk, resin ooze, white hairy bowl-shaped fruiting bodies with a yellow-orange centre. Needles above the wound wilt.

The source says: it is only rarely susceptible to larch canker.

How to protect

  1. Prevention
    • A suitable site and growing conditions, resistant Central European provenances.
  2. By hand all yearRemove heavily affected young trees.
Sources (3)

Frequently asked

Quick answers.

Does Japanese larch tolerate shade?

No, it needs full sun.

How much space does Japanese larch need?

At maturity 6–10 m wide and 20–30 m tall; recommended spacing 6 m.

Larch canker — what can you do?

A suitable site and growing conditions, resistant Central European provenances. Remove heavily affected young trees.

Sources (13) Checked 24 October 2026

Similar plants

Have a look at these too.

Plan this plant in your garden in Studio