Callitris rhomboidea – Oyster Bay Pine / Port Jackson Pine

• Feature Tree
• Screening or Privacy
• Windbreak
• Council or Civic Landscapes

Callitris rhomboidea – Oyster Bay Pine / Port Jackson Pine works in an:

• Australian Native Garden – celebrates local plants with natural character.
• Coastal Garden – relaxed, seaside feel with hardy, textural plants.
• Formal Garden – structured, symmetrical design with clipped shapes.
• Low-maintenance Garden – resilient choices for easy care and year-round appeal.

Callitris rhomboidea – Oyster Bay Pine / Port Jackson Pine is an Evergreen (foliage year round) Tree

Mature Height: 5–12 metres

Mature Width: 3–5 metres

Callitris rhomboidea – Oyster Bay Pine / Port Jackson Pine is expected to grow 30 – 50 cm per year (moderate).

Callitris rhomboidea – Oyster Bay Pine / Port Jackson Pine is expected to grow 30 – 50 cm per year (moderate).

They are considered to have a:

• Medium Growth Rate

Is Callitris rhomboidea – Oyster Bay Pine / Port Jackson Pine frost tolerant?

Callitris rhomboidea – Oyster Bay Pine / Port Jackson Pine is Frost Tolerant – Can handle light to moderate frost once established.

• 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
• Adelaide Hills & Barossa

Callitris rhomboidea produces very small, inconspicuous male and female cones rather than showy flowers. These subtle reproductive structures sit close to the branchlets and form part of its natural seasonal cycle without adding a visible floral display.

Does Callitris rhomboidea – Oyster Bay Pine / Port Jackson Pine flower?

• No - Doesn't Flower

Flowering Period:

• Not Applicable

Flower Type:

• Not Applicable

Flower Colour:

Not Applicable

Yes

Callitris rhomboidea – Oyster Bay Pine / Port Jackson Pine is Native to Southeastern Australia, including Tasmania, Victoria, New South Wales, and South Australia, where it grows naturally in coastal and inland forests.

Its dense, fine foliage provides excellent shelter for small birds and lizards, while its seed cones are a food source for native parrots and seed-eating birds. The tree’s structure also supports beneficial insects, enhancing biodiversity in low-maintenance and native garden settings.

Callitris rhomboidea – Oyster Bay Pine / Port Jackson Pine will thrive best in:

• Full Sun

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

Is Callitris rhomboidea – Oyster Bay Pine / Port Jackson Pine Drought tolerant?

As a young tree it requires regular watering, but once established Callitris rhomboidea develops excellent drought tolerance. It thrives in dry, coastal and inland environments and maintains its compact evergreen form with minimal supplementary watering.