Angophora costata - Sydney Red Gum - Evergreen Trees Direct

Angophora costata - Sydney Red Gum

Name: Angophora costata - Sydney Red Gum
Brand: Evergreen Trees Direct
SKU: ANGOCOSTA100L
Price: 5400.00 AUD
Availability: OutOfStock

$620.00

Tax included. Shipping calculated at checkout.

Size: 100L

700L 300L 100L 40cm/45L 30cm/33cm

Current Stock Height Guides

40cm/45L: 1.5m – 1.6m Approx.
100L: 3.5m -4m Approx.

Trade Customers

We supply advanced trees to landscapers, developers, architects, and councils Australia-wide. Trade clients receive fast quotes, expert advice, and access to premium stock with reliable freight.

About Angophora costata - Sydney Red Gum

Angophora costata – Sydney Red Gum is a striking, large Australian native tree renowned for its smooth, mottled bark and expansive canopy. Reaching heights of 20–30 metres, it makes a dramatic impact in parks, rural properties, and large gardens. The bark sheds in irregular patches to reveal stunning tones of pink, orange, and red—one of the most visually distinctive traits of Angophora costata – Sydney Red Gum.

Its dense, spreading crown of broad, lance-shaped green leaves offers ample shade, while the profusion of white flowers in late spring to early summer supports birds, bees, and pollinators. Hardy and drought-tolerant once established, Angophora costata – Sydney Red Gum thrives in coastal areas, poor soils, and full sun with minimal maintenance.

Whether used for habitat planting or as a stand-alone specimen, it looks excellent in large-scale landscapes, combining visual appeal with ecological resilience.

Key Information to Know

Evergreen / Deciduous

Angophora costata - Sydney Red Gum is an Evergreen (foliage year round) Tree

Mature Height & Width

Mature Height: 20 m – 30 m

Mature Width: 15 m – 25 m

Angophora costata - Sydney Red Gum is expected to grow 50 – 80 cm/year.

Frost Tolerance

Is Angophora costata - Sydney Red Gum frost tolerant?

Angophora costata - Sydney Red Gum is Frost Tolerant – Can handle light to moderate frost once established.

Flowering Information

Angophora costata produces masses of creamy-white, fluffy flowers from late spring into summer. The showy blooms cluster at the ends of the branches, creating a striking seasonal display and contrasting beautifully with its smooth, mottled pinkish bark.

Native Information

Is Angophora costata - Sydney Red Gum an Australian Native? Yes

Angophora costata - Sydney Red Gum is Native to Eastern Australia, particularly coastal New South Wales and southern Queensland, where it grows naturally on sandstone ridges and dry sclerophyll forests.

Wildlife Value

Its abundant nectar-rich flowers attract native bees, butterflies and nectar-feeding birds such as honeyeaters, while its canopy provides habitat for small birds and insects. The tree also supports hollows as it matures, contributing long-term ecological value to biodiverse gardens.

Sunlight Information

Angophora costata - Sydney Red Gum will thrive best in:

Full Sun

Preffered Soil

Angophora costata performs best in well-drained sandy or loam soils and tolerates slightly acidic to slightly alkaline conditions. It may struggle in heavy clay or poorly drained sites unless improved with organic matter and coarse material to enhance drainage. Keep soil evenly moist during establishment, then shift to deep, occasional watering as the tree matures and develops strong drought resilience.

Botanical Information

Common Name: Sydney Red Gum

Genus: Angophora

Botanical Species: costata

Family: Myrtaceae

Botanical Name: Angophora costata

Landscape Uses

Shade Tree
Avenue Planting
Feature Tree
Street Tree
Rural Property Planting
Council or Civic Landscapes
Revegetation or Regeneration

Angophora costata - Sydney Red Gum works in an:

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

Planting, Spacing & Care

How to Plant Angophora costata

Location Selection: Choose a location with abundant sunlight and enough space for mature growth.
Soil Preference: Adaptable to various soil types but prefers well-draining ones.
Digging: Excavate a hole approximately twice the size of the root ball.
Planting: Position the tree in the hole, fill with soil, and firm down gently.
Initial Watering: Saturate the soil thoroughly post-planting.

Hedging & Screening: 3 m – 4 m – Suitable for rural shelter planting

Feature Tree: 6 m – 8 m – Provides fast vertical coverage and shade

Avenue Planting Trees: 6 m – 8 m – Used for large-scale, upright avenues

Caring for Angophora costata

Watering: Water consistently during its early growth years. Once established, deep and infrequent watering suffices.
Mulching: Apply organic mulch around the base to conserve moisture and suppress weeds.
Pruning: Minimal pruning is needed; remove dead or diseased limbs if necessary.

Enhancing Soil for Majestic Growth and Resilience

Ideal Drainage: Prefers well-drained, nutrient-rich soil.

Well-Draining Soil: Ideal, allowing this iconic tree to thrive.

If you have the following soil, here are some tips for you:

Sandy Soil: Perfect for ensuring good drainage. Add a slow-release fertilizer to boost nutrient supply.
Clay Soil: Improve with sand and compost to create a looser structure that promotes root growth.
Loamy Soil: Excellent base; maintain with compost and periodic mulching to enhance its natural vigor.
Peaty Soil: Very fertile, but improve drainage with coarse material to optimize conditions for this large tree.

Angophora costata - Sydney Red Gum is expected to grow 50 – 80 cm/year.

Medium Growth Rate

Root Ball Dimensions (Width × Depth) For Planting

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)

Ideal Conditions

Tropical QLD (Cairns, Townsville)
Subtropical QLD (Brisbane, Gold Coast, Sunshine Coast)
Northern NSW (Byron, Coffs, Armidale)
Sydney & Central Coast
South Coast NSW (Illawarra to Bega)
Inland NSW / Tablelands (Orange, Bathurst, Canberra)
Melbourne & Surrounds (Metro, Bayside, Geelong, Bellarine, Mornington)
Western District & Central VIC (Ballarat, Bendigo, Hamilton)
Gippsland (Latrobe Valley, East Gippsland)
Adelaide Metro & Coastal

Thrives in

Full Sun

Frost Tolerance

Frost Tolerant – Can handle light to moderate frost once established.

Drought Tolerance

As a young tree it requires regular watering, but once established Angophora costata develops excellent drought tolerance. It thrives in dry, sandy and coastal environments, maintaining its strong structure and distinctive bark with minimal supplementary watering.

Flowering Information

Does Angophora costata - Sydney Red Gum flower?

Yes - Flowers

Flowering Period:

Spring
Summer

Flower Type:

Clustered

Flower Colour:

White

Frequently Asked Questions

Q. What is Sydney Red Gum best used for?
A. It’s ideal as a large feature tree, especially in parks, rural properties, or large gardens where space and visual impact are needed.

Q. How tall and wide does it grow?
A. It can grow up to 20 – 30 m tall and spread 15 – 25 m wide, with a broad, shady canopy.

Q. What’s unique about its bark?
A. The smooth, mottled bark peels in patches, revealing colours from pale pink to deep red, making it highly ornamental.

Q. Is it drought tolerant?
A. Yes — once established, it adapts well to dry conditions and coastal exposure.

Q. Does it attract wildlife?
A. Yes — the white flowers bloom in late spring to early summer, attracting bees, birds, and native pollinators.

Q. What kind of foliage does it have?
A. Broad, lance-shaped green leaves forming a dense, shady crown.

Q. Does it need much maintenance?
A. No — it’s low maintenance, needing only occasional pruning or care during establishment.

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