EN
Open Studio
GridGarden Studio
Choose your climateBased on winter hardiness only.

Tree · Rosaceae family

Japanese crabapple

Malus × floribunda

Full sun in a garden 9 ft 10⅛ in–13 ft 1½ in × 8 ft 2⅜ in–11 ft 5¾ in Flowers April–May to −84 °F
Flower colors Click a color

In short a 10-second read

SunFull sun
in a garden after 10 years9 ft 10⅛ in–13 ft 1½ in
in the wild up to 22 ft 11⅝ in
spacing 16 ft 4⅞ in
FlowersApril–May
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 moistloamysandy

Watering

only in dry spellsdrought tolerant once establishedless when it rains

Frost

−84 °F
no winter protectionleafless in winter

How much space it takes

Mature size.

The mature plant next to a person (69 in).

3 ft 3⅜ in6 ft 6¾ in9 ft 10⅛ in13 ft 1½ in16 ft 4⅞ in19 ft 8¼ in22 ft 11⅝ in13 ft 1½ in–22 ft 11⅝ inspread 13 ft 1½ in–26 ft 3 in
13 ft 1½ in–22 ft 11⅝ in× spread 13 ft 1½ in–26 ft 3 in

Plant 16 ft 4⅞ in 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.

Typical for a temperate climate (four seasons). 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, bare-root, root-balled).
JanFebMarAprMayJunJulAugSepOctNovDec

Flowers

JanFebMarAprMayJunJulAugSepOctNovDec

April–May · pink or white

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 0.18 oz/sq ft 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

Apple scab

Venturia inaequalis
High riskdiseasesource covers the whole genus
More about this problem

What you will see

Olive-green spots on leaves, leaves drop early. On fruit, brown to black scabby spots; fruit cracks and rots.

The source says: it is one of the most important diseases of apples.

When to look

Spring – fall

How to protect

  1. Prevention
    • Grow resistant varieties (e.g. 'Charles Ross', 'Discovery', 'Melba').
    • In fall, rake up and remove fallen leaves and affected fruit.
    • Prune out blistered shoots.
  2. By hand all year, mainly fallCut out cracked and blistered twigs, collect fallen leaves and fruit.
  3. Chemical — only when nothing else helps according to the authorizationOnly a product authorized in your country against: apple scab (Venturia inaequalis). On fruit you will eat, keep to the pre-harvest interval.
Apple scabdisease · spring – fallHigh risk

What you will see

Olive-green spots on leaves, leaves drop early. On fruit, brown to black scabby spots; fruit cracks and rots.

The source says: it is one of the most important diseases of apples.

When to look

Spring – fall

How to protect

  1. Prevention
    • Grow resistant varieties (e.g. 'Charles Ross', 'Discovery', 'Melba').
    • In fall, rake up and remove fallen leaves and affected fruit.
    • Prune out blistered shoots.
  2. By hand all year, mainly fallCut out cracked and blistered twigs, collect fallen leaves and fruit.
  3. Chemical — only when nothing else helps according to the authorizationOnly a product authorized in your country against: apple scab (Venturia inaequalis). On fruit you will eat, keep to the pre-harvest interval.
More about this problem

Fire blight

Erwinia amylovora
Medium riskdiseasesource covers the whole genus
More about this problem

What you will see

Flowers wilt and die during flowering, shoots bend over like a shepherd's crook. Under the bark the wood is reddish-brown, with a slimy ooze in damp weather. A quarantine pest: report it to your national plant-protection authority.

The source says: crabapple trees are also susceptible to fire blight.

When to look

Spring – fall

How to protect

  1. Prevention
    • Do not overdo nitrogen.
    • Remove late secondary blossom.
    • Disinfect tools between cuts.
  2. By hand from 2 weeks after flowering until the end of summerCut affected shoots 11¾ in (larger branches 23½ in) below the visible damage, into healthy wood; disinfect tools.
Fire blightdisease · spring – fallMedium risk

What you will see

Flowers wilt and die during flowering, shoots bend over like a shepherd's crook. Under the bark the wood is reddish-brown, with a slimy ooze in damp weather. A quarantine pest: report it to your national plant-protection authority.

The source says: crabapple trees are also susceptible to fire blight.

When to look

Spring – fall

How to protect

  1. Prevention
    • Do not overdo nitrogen.
    • Remove late secondary blossom.
    • Disinfect tools between cuts.
  2. By hand from 2 weeks after flowering until the end of summerCut affected shoots 11¾ in (larger branches 23½ in) below the visible damage, into healthy wood; disinfect tools.
More about this problem
Sources (4)

Frequently asked

Quick answers.

When does Japanese crabapple flower?

In April–May; the flowers are pink or white.

Does Japanese crabapple tolerate shade?

No, it needs full sun.

How much space does Japanese crabapple need?

At maturity 13 ft 1½ in–26 ft 3 in wide and 13 ft 1½ in–22 ft 11⅝ in tall; recommended spacing 16 ft 4⅞ in.

Apple scab — what can you do?

Grow resistant varieties (e.g. 'Charles Ross', 'Discovery', 'Melba'). Cut out cracked and blistered twigs, collect fallen leaves and fruit.

Fire blight — what can you do?

Do not overdo nitrogen. Cut affected shoots 11¾ in (larger branches 23½ in) below the visible damage, into healthy wood; disinfect tools.

Sources (16) Checked 24 October 2026

Similar plants

Have a look at these too.

apple

Malus domestica

14 ft 9⅛ in–26 ft 3 in × 14 ft 9⅛ in–22 ft 11⅝ in
Demandingtree

sour cherry

Prunus cerasus

9 ft 10⅛ in–26 ft 3 in × 9 ft 10⅛ in–19 ft 8¼ in
Demandingtree

peach

Prunus persica

13 ft 1½ in–26 ft 3 in × 13 ft 1½ in–26 ft 3 in
Demandingtree
Plan this plant in your garden in Studio