North America Non-native Plant

Toringo Crab

Botanical name: Malus toringo de

USDA symbol: MATO6

Life cycle: perennial

Habit: shrub

Native status: Non-native, reproduces and persists in the wild in the lower 48 states  

Synonyms: Malus sieboldii (Regel) Rehder (MASI80)  âš˜  Malus sieboldii (Regel) Rehder var. sieboldii (MASIS)  âš˜  Pyrus sieboldii Regel (PYSI)   

Toringo Crab: A Compact Ornamental Tree for Small Spaces Looking for a small flowering tree that won’t overwhelm your garden? The toringo crab (Malus toringo de), also known as the toringa crab apple, might just be the perfect fit. This charming little tree brings spring blooms and fall color to ...

Toringo Crab: A Compact Ornamental Tree for Small Spaces

Looking for a small flowering tree that won’t overwhelm your garden? The toringo crab (Malus toringo de), also known as the toringa crab apple, might just be the perfect fit. This charming little tree brings spring blooms and fall color to compact spaces where larger trees simply won’t work.

What is Toringo Crab?

The toringo crab is a small ornamental tree or large shrub that typically grows to about 15-25 feet tall with a lovely rounded shape. Originally from Eastern Asia, this non-native species has found its way into American gardens and naturalized in several states. It’s a perennial woody plant that can live for decades with proper care, making it a long-term investment in your landscape.

Where Does It Grow?

In the United States, you’ll find toringo crab growing in Illinois, Maryland, Massachusetts, New Jersey, New York, Ohio, Oregon, Pennsylvania, Virginia, and Wisconsin. This non-native species has established itself and reproduces naturally in these areas without human intervention.

Why Choose Toringo Crab for Your Garden?

There are several compelling reasons gardeners gravitate toward this compact tree:

  • Perfect size: At 15-25 feet tall, it fits beautifully in smaller yards and urban spaces
  • Spring spectacle: Produces conspicuous white flowers in mid-spring that attract bees and other pollinators
  • Fall interest: Small red crabapples create autumn color and visual appeal
  • Moderate growth rate: Won’t outgrow its space too quickly
  • Versatile form: Works as a specimen tree or in group plantings

Garden Design and Landscaping Uses

The toringo crab shines in several landscape applications. Its compact, rounded form makes it ideal for small residential gardens, urban courtyards, and ornamental landscapes. Use it as a focal point in mixed borders, or plant several together for a stunning spring display. The tree’s moderate size also makes it suitable for planting near patios or as an understory tree beneath larger canopy trees.

Growing Conditions and Care

This adaptable little tree is relatively easy to grow once you understand its preferences:

Soil Requirements

  • Adapts to coarse, medium, and fine-textured soils
  • Prefers pH between 5.3 and 7.5
  • Needs well-draining soil (not tolerant of waterlogged conditions)
  • Medium fertility requirements

Light and Water

  • Full sun is essential – this tree is shade intolerant
  • Medium moisture requirements
  • Moderate drought tolerance once established
  • Requires 30-60 inches of annual precipitation

Climate Tolerance

  • Hardy in USDA zones 4-8
  • Tolerates temperatures as low as -33°F
  • Needs at least 90 frost-free days
  • Low tolerance for salt and fire

Planting and Propagation

Toringo crab is routinely available from nurseries and can be propagated several ways:

  • Container plants: The easiest option for home gardeners
  • Bare root: Often less expensive, plant in early spring
  • From seed: Requires cold stratification, but seeds are abundant (about 77,000 per pound!)

Plant spacing should be 300-1,700 trees per acre, depending on your design goals. For home gardens, give each tree plenty of room to develop its natural rounded shape.

Maintenance and Long-term Care

Once established, toringo crab is relatively low-maintenance:

  • Prune after flowering to maintain shape and remove any dead or crossing branches
  • The tree has good resprout ability if damaged
  • Moderate lifespan means you’ll enjoy it for many years
  • Fall foliage drops completely, making autumn cleanup necessary

Considerations Before Planting

While toringo crab has many appealing qualities, there are a few things to keep in mind. As a non-native species, it may not provide the same ecological benefits as native alternatives. If supporting local wildlife is a priority, consider native crabapples like Malus coronaria (sweet crabapple) or Malus angustifolia (southern crabapple) instead.

The tree is not fire-resistant and has low hedge tolerance, so it’s not suitable for formal hedge applications or fire-prone areas. It also requires full sun, so don’t expect it to thrive in shady spots.

The Bottom Line

Toringo crab offers gardeners a reliable, attractive small tree that delivers spring flowers, fall fruit, and a manageable size. While it’s not native to North America, it’s not currently listed as invasive either. If you’re drawn to its compact charm and seasonal interest, it can be a lovely addition to the right garden setting. Just remember to consider native alternatives that might provide even greater benefits to local ecosystems while offering similar ornamental appeal.

How

Toringo Crab

Grows

Growing season

Spring and Summer

Lifespan

Moderate

Growth form & shape

Multiple Stem and Rounded

Growth rate

Moderate

Height at 20 years

15

Maximum height

25.0

Foliage color

Green

Summer foliage density

Moderate

Winter foliage density

Porous

Foliage retention

No

Flowering

Yes

Flower color

White

Fruit/seeds

Yes

Fruit/seed color

Red

Allelopath

No

Nitrogen fixing

None

Toxic

None

C:N Ratio

High

Fire Resistant

No

Foliage Texture

Medium

Low-growing Grass

No

Resproutability

Yes

Coppice Ability

Yes

Bloat

None

Toringo Crab

Growing Conditions

Adapted to Coarse Soil

Yes

Adapted to Medium Soil

Yes

Adapted to Fine Soil

Yes

Anaerobic tolerance

None

CaCO₃ tolerance

Medium

Cold Stratification

Yes

Drought tolerance

Medium

Nutrient requirement

Medium

Fire tolerance

Low

Frost-free days minimum

90

Hedge tolerance

Low

Moisture requirement

Medium

pH range

5.3 to 7.5

Plants per acre

300 to 1700

Precipitation range (in)

30 to 60

Min root depth (in)

30

Salt tolerance

Low

Shade tolerance

Intolerant

Min temperature (F)

-33

Cultivating

Toringo Crab

Flowering season

Mid Spring

Commercial availability

Routinely Available

Fruit/seed abundance

High

Fruit/seed season

Summer to Fall

Fruit/seed persistence

Yes

Propagated by bare root

Yes

Propagated by bulb

No

Propagated by container

Yes

Propagated by corm

No

Propagated by cuttings

No

Propagated by seed

Yes

Propagated by sod

No

Propagated by sprigs

No

Propagated by tubers

No

Seed per pound

77000

Seed spread rate

Slow

Seedling vigor

Medium

Small grain

No

Vegetative spread rate

None

Toringo Crab

Classification

Group

Dicot

Kingdom

Plantae - Plants

Subkingdom

Tracheobionta - Vascular plants

Superdivision

Spermatophyta - Seed plants

Division

Magnoliophyta - Flowering plants

Subdivision
Class

Magnoliopsida - Dicotyledons

Subclass

Rosidae

Order

Rosales

Family

Rosaceae Juss. - Rose family

Genus

Malus Mill. - apple

Species

Malus toringo (Siebold) Siebold ex de Vriese - toringo crab

Plant data source: USDA, NRCS 2025. The PLANTS Database. https://plants.usda.gov,. 2/25/2025. National Plant Data Team, Greensboro, NC USA