North America Non-native Plant

Austrian Pine

Botanical name: Pinus nigra

USDA symbol: PINI

Life cycle: perennial

Habit: tree

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

Synonyms: Pinus nigra Arnold var. austriaca (Höss) Asch. & Graebn. (PINIA)  âš˜  Pinus nigra Arnold var. caramanica (Loudon) Rehder (PINIC2)  âš˜  Pinus nigra Arnold ssp. laricio Maire (PINIL2)  âš˜  Pinus nigra Arnold ssp. pallasiana (Lamb.) Holmboe (PINIP)  âš˜  Pinus pallasiana Lamb. (PIPA11)   

Austrian Pine: A Stately European Conifer for Large Landscapes If you’ve ever admired a towering evergreen with distinctive dark bark and a perfectly rounded crown, you might have been looking at an Austrian pine (Pinus nigra). This impressive European native has found its way into North American landscapes, where it ...

Austrian Pine: A Stately European Conifer for Large Landscapes

If you’ve ever admired a towering evergreen with distinctive dark bark and a perfectly rounded crown, you might have been looking at an Austrian pine (Pinus nigra). This impressive European native has found its way into North American landscapes, where it serves as a dramatic focal point for those with room to spare.

Getting to Know the Austrian Pine

The Austrian pine goes by several scientific synonyms, including Pinus pallasiana and various subspecies classifications, but Pinus nigra is the name that sticks. This perennial tree is built for the long haul – we’re talking decades of steady growth that can eventually reach an impressive 120 feet tall with a distinctive single trunk.

What sets this tree apart is its moderate growth rate and striking appearance. The dark green needles create dense foliage year-round, while the characteristic dark bark gives it the nigra (meaning black) in its name. At 20 years old, you can expect your Austrian pine to reach about 35 feet, making it a commitment tree that rewards patience.

Where You’ll Find Austrian Pine

While native to southern Europe, Austrian pine has established itself across parts of Canada and the United States. You’ll find populations in Alberta, British Columbia, Ontario, and Quebec, as well as in states from Illinois to Pennsylvania and down to Mississippi. This non-native species reproduces on its own in the wild and tends to stick around once it’s established.

Why Gardeners Choose (or Skip) Austrian Pine

Let’s be honest – Austrian pine isn’t for everyone. Here’s what you need to know before committing to this towering beauty:

The Good: Austrian pine excels as a specimen tree for large properties. Its dense, year-round foliage makes it excellent for windbreaks, and it’s surprisingly tolerant of urban pollution and drought conditions once established. The tree’s rounded shape and impressive mature size create dramatic landscape impact that few other evergreens can match.

The Considerations: This isn’t a tree for small yards. With a mature spread that matches its height potential, Austrian pine needs serious space. It’s also not particularly valuable for pollinators – being wind-pollinated means it doesn’t offer the nectar sources that native trees provide for local wildlife.

Growing Conditions and Care

Austrian pine is refreshingly low-maintenance once you understand its preferences:

  • Light: Full sun is non-negotiable – shade tolerance is basically zero
  • Soil: Prefers medium-textured, well-draining soil with a pH between 5.5-7.5
  • Water: Medium moisture needs; drought tolerant once established
  • Climate: Hardy in USDA zones 4-7, can handle temperatures down to -38°F
  • Space: Plan for 430-1200 trees per acre spacing – this tree needs room!

Planting and Care Tips

Spring planting gives Austrian pine the best start. You can find these trees readily available from nurseries, typically sold as bare root or container plants. The seeds are abundant (about 26,000 per pound!), but germination requires cold stratification, so most gardeners opt for nursery plants.

During the first year, provide regular watering to help establish the root system, which will eventually extend at least 40 inches deep. After that, Austrian pine becomes quite self-sufficient. Pruning is rarely needed thanks to its naturally attractive growth form.

Keep an eye out for scale insects, which can occasionally bother Austrian pines, but overall, these trees have few serious pest or disease issues.

Landscape Design Ideas

Austrian pine works best as:

  • A standalone specimen tree on large properties
  • Part of a windbreak planting
  • Background evergreen in expansive landscape designs
  • Winter structure provider in areas with ample space

Consider Native Alternatives

While Austrian pine isn’t invasive, native alternatives often provide more ecological benefits for local wildlife. Consider these North American natives that offer similar landscape impact:

  • Eastern white pine (Pinus strobus) for northeastern regions
  • Ponderosa pine (Pinus ponderosa) for western areas
  • Longleaf pine (Pinus palustris) for southeastern climates

Austrian pine can be a stunning addition to the right landscape – just make sure you have the space and patience for this slow-and-steady European giant. When properly sited, it rewards gardeners with decades of year-round beauty and impressive presence that few other evergreens can match.

How

Austrian Pine

Grows

Growing season

Spring

Lifespan

Long

Growth form & shape

Single Stem and Rounded

Growth rate

Moderate

Height at 20 years

35

Maximum height

120.0

Foliage color

Green

Summer foliage density

Dense

Winter foliage density

Dense

Foliage retention

Yes

Flowering

No

Flower color

Yellow

Fruit/seeds

No

Fruit/seed color

Brown

Allelopath

No

Nitrogen fixing

None

Toxic

None

C:N Ratio

High

Fire Resistant

No

Foliage Texture

Medium

Low-growing Grass

No

Resproutability

No

Coppice Ability

No

Bloat

None

Austrian Pine

Growing Conditions

Adapted to Coarse Soil

No

Adapted to Medium Soil

Yes

Adapted to Fine Soil

No

Anaerobic tolerance

None

CaCO₃ tolerance

High

Cold Stratification

Yes

Drought tolerance

Medium

Nutrient requirement

Medium

Fire tolerance

Low

Frost-free days minimum

100

Hedge tolerance

High

Moisture requirement

Medium

pH range

5.5 to 7.5

Plants per acre

430 to 1200

Precipitation range (in)

35 to 50

Min root depth (in)

40

Salt tolerance

Medium

Shade tolerance

Intolerant

Min temperature (F)

-38

Cultivating

Austrian Pine

Flowering season

Late Spring

Commercial availability

Routinely Available

Fruit/seed abundance

High

Fruit/seed season

Summer to Fall

Fruit/seed persistence

No

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

26080

Seed spread rate

Slow

Seedling vigor

Medium

Small grain

No

Vegetative spread rate

None

Austrian Pine

Classification

Group

Gymnosperm

Kingdom

Plantae - Plants

Subkingdom

Tracheobionta - Vascular plants

Superdivision

Spermatophyta - Seed plants

Division

Coniferophyta - Conifers

Subdivision
Class

Pinopsida

Subclass
Order

Pinales

Family

Pinaceae Spreng. ex Rudolphi - Pine family

Genus

Pinus L. - pine

Species

Pinus nigra Arnold - Austrian pine

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