Tyler’s Tree Frog – ©Jayden Walsh


Bush Stone Curlew

Tongue Orchid


Eastern Water Dragon

Sydney Red Gum




Yellow-faced Whipsnake – ©Jayden Walsh


Common Tree Snake – ©Jayden Walsh


Powerful Owl Family


NSW Christmas Bush

Sweet-scented Wattle


Drosera spatulata

Pittwater Mist






Latest News

Latest News

3 months ago

Roundup/Glyphosate: The Politics, Law, Science and Practicalities. Watch this video from Australian Association of Bush Regenerators. Tim Low, author of Feral Future, of the Invasive Species Council ... See more

3 months ago

Wires on Mona Vale trees: going, going, GONE!!

4 months ago

Our famous PNHA Cards are now available at Avalon's Beachside Bookshop shop 24, 11 Avalon Pde. Thanks very much to Libby for kindly stocking these for us at only $2.00 each. Blank cards for every ... See more

4 months ago

PNHA Newsletter 87 is now on line. News: Grant projects and more, Caterpillars on Native Grape, (Pale Brown Hawkmoth Theretra latreillii is one), more Trad biocontrol released along Narrabeen Creek. ... See more

4 months ago

Mona Vale angophoras - wire is going, going, but not quite gone.....The cafe is supposed to remove all of it. NBC will check, soon we hope.

4 months ago

Trees must be able to shed their bark or expand their trunk and branches. Wires and vines can stop this so that fungus diseases can take hold, damaging the tree.

4 months ago

Those trees at Mona Vale in post below are still not released from palings and wires. Went there March 19 expecting to see them set free after a staff member had phoned agreeing something had to be ... See more

4 months ago

Captive trees. These Angophoras are in Village Park Mona Vale, near Pittwater Rd. We've asked NBCouncil to release them from the palings and wires so they can shed their bark and grow normally. ... See more

4 months ago

Assassin Bug adult. This one has wings. They are sneaky pest controllers at work in your garden.

4 months ago

An Assassin Bug stalks other insects, stabbing them with its piercing mouthparts. That weapon is tucked back under the small narrow head. This one is a juvenile and will develop wings as an adult. ... See more

« 3 of 17 »

About PNHA

About PNHA

With urbanisation, there are continuing pressures that threaten the beautiful natural environment of Pittwater. Some impacts are immediate and apparent, others are more gradual and less obvious.

The Pittwater Natural Heritage Association has been formed to act to protect and preserve the Pittwater areas major and most valuable asset - its natural heritage.

PNHA is an incorporated association seeking broad based community membership and support to enable it to have an effective and authoritative voice speaking out for the preservation of Pittwater's natural heritage.

PNHA is an incorporated association seeking broad based community membership and support to enable it to have an effective and authoritative voice speaking out for the preservation of Pittwater's natural heritage. It is a member of the Pittwater Community Alliance. Please contact us for further information.

If you would like to make a tax-deductible donation to benefit Pittwater's natural environment go to the Pittwater Environmental Foundation.

Our Aims

  • To raise public awareness of the conservation value of the natural heritage of the Pittwater area: its landforms, watercourses, soils and local native vegetation and fauna.
  • To raise public awareness of the threats to the long-term sustainability of Pittwater's natural heritage.
  • To foster individual and community responsibility for caring for this natural heritage.
  • To encourage Pittwater Council and the NSW Government to adopt and implement policies and works which will conserve, sustain and enhance the natural heritage of Pittwater.

Our Charter

Pittwater Natural Heritage Association seeks to raise awareness and provide information and advice to our members on issues such as:

Native Tree Canopy

Identification of trees local to your particular area. What to plant to replace dead or dying trees, and how to care for trees. The characteristic form of the native tree canopy is a major contributor to Pittwater's sense of place.

"Bush Friendly" Gardens

Selecting plants for your garden that will live in harmony with nearby bushland and provide habitat for native animals and birds.

Building and Landscaping

Promoting practices which preserve and protect the visual qualities of the landform, preserve soil stability and prevent erosion of steep slopes and siltation of waterways.

Weed Infestation

Information on noxious and environmental weeds, weed identification and methods of control and eradication.

Living with Wildlife

Maintaining habitat and wildlife corridors for our rich and diverse native fauna. Understanding the impacts of introduced birds and animals and uncontrolled domestic pets.

Keeping our Waterways Healthy

Using and enjoying our waterways and estuaries whilst maintaining appropriate water quality and habitat for aquatic creatures. Caring for the streams, wetlands, saltmarsh and mangrove systems that are an integral part of our waterways.

Rock Platforms, Beaches and Dunes

Protecting and preserving the plant and animal communities on rock platforms. Restoration and regeneration of dune systems and maintenance of their stability.

Act to Preserve and Protect!

If you would like to join us, please fill out the Membership Application Form. Alternatively if you would like to contact us for information on any of our projects, our details are:

Email: pnhainfo@gmail.com

Postal Address
PO Box 187
Avalon Beach NSW 2107

Marita Macrae

Other Environmental Organisations

STEP Inc.  
STEP is a community-based environmental organisation with over 400 members from Ku-ring-gai, Hornsby and surrounding suburbs. Their primary aim is to work for the conservation of bushland in northern Sydney.


Australian Plants Society NSW
The Australian Plants Society NSW Ltd is made up of members from all walks of life who have a passion to learn about, share, grow and conserve Australian native plants and their habitats. 


Northern Beaches Council - Environment
Safeguarding the Northern Beaches unique living environment. 


Birdlife Australia
BirdLife Australia is dedicated to creating a bright future for Australia’s birds.


Sydney Nature
Find out about the huge variety of native plants and animals across Sydney, the benefits they provide and how you can support native plants and animals in your local area.


Sydney Wildlife
As well as caring for sick, injured and orphaned native wildlife, Sydney Wildlife is also involved in educating the community about native wildlife and its habitat.

How to Remove Asparagus Fern

How to Remove Lantana

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