Allocasuarina littoralis - Black She Oak - Evergreen Trees Direct

Allocasuarina littoralis - Black She Oak

$250.00

Tax included. Shipping calculated at checkout.

Size: 40cm/45L

40cm/45L

Current Stock Height Guides

40cm/45L: 1m – 1.2m Approx.

Height guide disclaimer: Height ranges are approximate only.

As living products, plant heights naturally vary between individual plants, batches, and seasons. No guarantee is given that supplied plants will fall within the stated range.

If minimum heights are required, you must confirm current batch heights with Evergreen Trees Direct prior to purchase.

Variation in height is normal and is not grounds for return, refund, replacement, or compensation.

All stock is grown, maintained and graded in strict accordance with AS 4373-2007, Australian Standard for Nursery Stock.

About Allocasuarina littoralis - Black She Oak

Allocasuarina littoralis – Black She Oak is a hardy evergreen native tree suited to a wide range of Australian landscapes. With a mature height of 5 to 8 metres, it develops an upright form with fine, dark green, needle-like foliage and a soft, flowing canopy. Ideal for windbreaks, screening, and erosion control, it also improves soil health through nitrogen-fixing roots.

They look excellent in rural blocks, native gardens, or bushland-style plantings where tough, drought-tolerant structure is needed. Female plants produce red flowers in winter followed by small, woody reddish-brown cones, adding subtle seasonal interest.

Thanks to its adaptability to poor or sandy soils, Allocasuarina littoralis – Black She Oak is commonly used in revegetation projects, low-water gardens, and coastal zones. With minimal maintenance and year-round coverage, Allocasuarina littoralis – Black She Oak delivers strong environmental performance and dependable visual structure without requiring high input.

Distinguishing Features

Allocasuarina littoralis - Black She Oak is a great option for you if you:

Want Low Maintenance
Want Fast Growing
Want Your Tree To Grow Tall
Want Shade
Want To Block The Wind
Want To Avenue Plant
Want An Australian Native for Biodiversity
Want Natural Privacy
Need Frost Tolerance

Mature Height & Width

Mature Height: 5 m – 8 m

Mature Width: 3 m – 5 m

Allocasuarina littoralis - Black She Oak is expected to grow 40 – 70 cm/year.

Root Ball Dimensions (Height & Width)

Use this as a reference when digging your planting hole. We recommend digging at least 10% wider than the dimensions below to encourage strong root development.

30cm Pot: 33cm (W) × 30cm (D)
40cm/45L Pot: 44cm (W) × 41.5cm (D)
50cm Pot / 70L Pot: 55cm (W) × 41.8cm (D)
100L Bag: 50.6cm (W) × 52.8cm (D)
150L Bag: 66cm (W) × 55cm (D)
200L Bag: 71.5cm (W) × 60.5cm (D)
300L Bag: 88cm (W) × 63.8cm (D)
400L Bag: 99cm (W) × 66cm (D)
500L Bag: 122cm (W) × 66cm (D)
750L Bag: 134cm (W) × 69cm (D)
1000L Bag: 146.3cm (W) × 71.5cm (D)
2000L Bag: 176cm (W) × 82.5cm (D)

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About Your New Allocasuarina littoralis - Black She Oak

Allocasuarina littoralis – Black She Oak is a hardy evergreen native tree suited to a wide range of Australian landscapes. With a mature height of 5 to 8 metres, it develops an upright form with fine, dark green, needle-like foliage and a soft, flowing canopy. Ideal for windbreaks, screening, and erosion control, it also improves soil health through nitrogen-fixing roots.

They look excellent in rural blocks, native gardens, or bushland-style plantings where tough, drought-tolerant structure is needed. Female plants produce red flowers in winter followed by small, woody reddish-brown cones, adding subtle seasonal interest.

Thanks to its adaptability to poor or sandy soils, Allocasuarina littoralis – Black She Oak is commonly used in revegetation projects, low-water gardens, and coastal zones. With minimal maintenance and year-round coverage, Allocasuarina littoralis – Black She Oak delivers strong environmental performance and dependable visual structure without requiring high input.

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Uses in my Garden

Screening or Privacy
Rural Property Planting
Shade Tree
Revegetation or Regeneration
Council or Civic Landscapes

Allocasuarina littoralis - Black She Oak works in an:

Australian Native Garden – celebrates local plants with natural character.
Coastal Garden – relaxed, seaside feel with hardy, textural plants.
Woodland Garden – layered, naturalistic design under dappled light.
Low-maintenance Garden – resilient choices for easy care and year-round appeal.

Is Allocasuarina littoralis - Black She Oak Evergreen or Deciduous?

Allocasuarina littoralis - Black She Oak is an Evergreen (foliage year round) Tree

Mature Height & Width

Mature Height: 5 m – 8 m

Mature Width: 3 m – 5 m

Allocasuarina littoralis - Black She Oak is expected to grow 40 – 70 cm/year.

Growth Rate of Allocasuarina littoralis - Black She Oak

Allocasuarina littoralis - Black She Oak is expected to grow 40 – 70 cm/year.

They are considered to have a:

Medium Growth Rate

Frost Tolerance & Ideal Climate to plant Allocasuarina littoralis - Black She Oak

Is Allocasuarina littoralis - Black She Oak frost tolerant?

Allocasuarina littoralis - Black She Oak is Frost Tolerant – Can handle light to moderate frost once established.

Does Allocasuarina littoralis - Black She Oak Flower?

Allocasuarina littoralis produces small, understated red to rust-coloured flowers from late winter into spring. While subtle, the blooms form along the fine needle-like branchlets, adding a gentle seasonal highlight before maturing into woody cone-like fruit.

Does Allocasuarina littoralis - Black She Oak flower?

Yes - Flowers

Flowering Period:

Winter

Flower Type:

Not Applicable

Flower Colour:

Red

Is Allocasuarina littoralis - Black She Oak an Australian Native Tree?

Yes

Allocasuarina littoralis - Black She Oak is Native to Native to eastern and southern Australia, from Queensland to Tasmania, where it grows in dry forests, sandy soils, and coastal regions.

What is the Wildlife Value of Allocasuarina littoralis - Black She Oak ?

Its dense, fine-textured branchlets offer shelter for small birds, while its seed cones provide food for native parrots, cockatoos and seed-eating birds. The flowers also support native bees and beneficial insects, helping to build a healthy, biodiverse ecosystem.

How much Sunlight does Allocasuarina littoralis - Black She Oak need?

Allocasuarina littoralis - Black She Oak will thrive best in:

Full Sun
Part Shade

Preferred Soil?

Allocasuarina littoralis performs best in well-drained sandy or loam soils and tolerates slightly acidic to slightly alkaline conditions. It struggles in heavy clay or waterlogged sites unless improved with organic matter and coarse material to enhance drainage. Keep soil evenly moist during establishment, then reduce watering as the tree matures and shows its characteristic high drought resilience.

Is Allocasuarina littoralis - Black She Oak Drought Tolerant?

Is Allocasuarina littoralis - Black She Oak Drought tolerant?

As a young tree it benefits from regular watering, but once established Allocasuarina littoralis displays excellent drought tolerance. It thrives in dry, sandy and coastal environments and remains resilient with minimal supplementary watering.

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How To Plant Your Allocasuarina littoralis - Black She Oak

How to Plant Allocasuarina littoralis

Location Selection: Ensure a location with full sun to partial shade.
Soil Preference: Adaptable to various soils but thrives in well-draining soil.
Digging: Dig a hole double the width of the root ball.
Planting: Situate the tree in the hole, refill with soil, and press down firmly.
Initial Watering: Soak the planting area thoroughly after setting the tree.

Recommended Planting Spacing For Your Allocasuarina littoralis - Black She Oak

Hedging & Screening: Plant 3 m – 4 m apart.

Feature Tree: Plant 4 m – 6 m apart to allow upright form.

Avenue Planting Trees: Suitable at 4 m intervals.

Allocasuarina littoralis - Black She Oak is expected to grow 40 – 70 cm/year.

Medium Growth Rate

Long Term Care For Your Allocasuarina littoralis - Black She Oak

Caring for Allocasuarina littoralis

Watering: Regular watering during early growth stages. Once established, the tree is drought-resistant.
Mulching: Apply organic mulch around the tree to conserve moisture and suppress weeds.
Pruning: Minimal pruning is required. However, you can trim to maintain the desired shape or size.

Frequently Asked Questions

What is Allocasuarina littoralis best used for?
A. It’s commonly planted as a windbreak, for screening, and for soil improvement due to its nitrogen-fixing ability.

Q. How tall and wide does it grow?
A. Grows 5 – 8 m tall and 3 – 5 m wide, with a soft, weeping canopy.

Q. Does it flower?
A. Female trees produce small red flowers in winter, though flowers are not showy.

Q. Is it drought tolerant?
A. Yes — it's highly drought hardy once established.

Q. Does it handle coastal and poor soil conditions?
A. Absolutely. It tolerates coastal exposure, poor soils, and helps prevent erosion.

Q. What kind of pruning does it need?
A. Very low maintenance — just light shaping if desired.

Q. What light is best?
A. Full sun to part shade is ideal for healthy growth.

Q. What are its ecological benefits?
A. It fixes nitrogen, supports soil health, and contributes to native biodiversity.