Alex McKenzie Memorial Arboretum

Alex McKenzie Memorial Arboretum Public Arboretum and Park located 2km south of Otautau, Southland, New Zealand. The Arboretum is run by a charitable trust who are volunteers.

The Trust can be contacted through the Southland District Council, Otautau office, 0800 732 732. Please feel free to walk through the arboretum and make use of the picnic area. While overnight camping is permitted free of charge, donations will be gladly accepted. Currently the arboretum is managed by the Alex McKenzie Memorial Arboretum Charitable Trust but the history and ownership of this prope

rty is varied and interesting. The land was originally owned by Alex McKenzie, until it was compulsorily acquired by the government to serve as a linen flax processing plant during World War II. After the war the property was passed to the New Zealand Forest Service, which had been formed in 1919 in response to growing concern about the country’s future timber needs. In search of alternative sources of timber the Forest Service had begun to experiment with planting a range of exotic tree species. An arboretum, which is a botanic garden primarily devoted to trees and other woody plants for scientific research purposes, was established at this site. The site was used as the centre of the Forest Service’s operations for the Western District from the 1950’s until 1987 when the Forest Service was disestablished. Ownership of the property passed to the state-owned company Timberlands Ltd which sold it Rayonier New Zealand Ltd in 1990. Recently the land was purchased by the Southland District Council with the intention of securing this asset for current and future generations. Much of the original tree collection can be seen today, some of the earliest surviving specimens dating from 1952. Small single species blocks of trees were also established, for the purpose of supplying a seed source for production planting in the region. The collection contains a variety of pine trees from around the world as well as European hardwoods and some trees from Australia and South America. There is a small garden of native trees and shrubs. Recent work has gone in to clearing the crack willow from the stream with the aim of creating a wetland. The Trust plans to further develop the arboretum by adding to the collection of trees and improving access and other facilities. A range of native birds visit the arboretum, including the paradise shelduck (putakitaki) bellbird (korimako), grey warbler (riroriro), wood pigeon (kereru), white faced herons (matuka-moana) and the black variant of the South Island fantail (pīwakawaka). The New Zealand falcon (karearea) has also been observed in the arboretum. The Glenburn Stream which runs through the arboretum from the Longwood Range to the Aparima River is home to Galaxid species (such as inaka), freshwater crayfish (koura) and brown trout. The Otautau community places considerable value on the arboretum; please do not litter and in consideration of other visitors please keep dogs under control. Lighting fires is not permitted. If you would like more information or would like to become involved with the arboretum please contact the Southland District Council Otautau area office 0800 732 732, or drop in at 176 Main Street, Otautau, 9610. Office hours: 8.30am – 5pm, Monday to Friday.

Ginkos are famous for their unique, fan shaped leaves that turn a uniform, vibrant butter yellow in autumn and early win...
07/06/2026

Ginkos are famous for their unique, fan shaped leaves that turn a uniform, vibrant butter yellow in autumn and early winter. One of the most magical things about a Ginko is how it sheds. Often, after the first hard frost or a sharp winter breeze, it drops its golden canopy all at once, creating a stunning, perfect circle of bright yellow gold right at its feet. You can see that here in these photos taken on 29 May and 7 June. ​An ancient species; it’s a beautiful, resilient reminder of nature's cycles to enjoy here in the Arboretum.

There is a quiet, breathtaking magic about early winter here. The autumn colours have settled into a softer palette, lea...
07/06/2026

There is a quiet, breathtaking magic about early winter here. The autumn colours have settled into a softer palette, leaving a carpet of rich crimson and amber leaves tucked here and there into the green grass. ​While the deciduous trees are showing off their elegant, bare winter silhouettes against our blue Southland sky, the beautiful evergreens and native cabbage trees stand tall and vibrant, framing the grounds beautifully. ​The sun might be lower in the sky, casting long, dramatic shadows across the grass, but on a crisp Sunday afternoon this is a great place to take a stroll, and clear the mind.

Two cheeky acrobatic fantails kept us company on our walk around the Arboretum yesterday. Tucked up out of the wind, it ...
07/06/2026

Two cheeky acrobatic fantails kept us company on our walk around the Arboretum yesterday. Tucked up out of the wind, it was lovely and a pleasant 14oC. Not bad for early winter albeit a bit damp underfoot.

22/03/2026

A fiendly Pīwakawaka joined our walk. They always seem so at home among the changing colours of the arboretum. 🐦🍂 Fantails often follow walkers because our footsteps stir up insects in the grass and leaf litter. They aren't just being social, they’re looking for an easy snack! 🪳🐜

🍂Autumn Harvest at the Arboretum 🍂​We enjoyed a wonderful walk yesterday around the Arboterum. I couldn't help but notic...
22/03/2026

🍂Autumn Harvest at the Arboretum 🍂

​We enjoyed a wonderful walk yesterday around the Arboterum. I couldn't help but notice the incredible variety of autumn fruit currently on display. A delightful piwakawaka (fantail) joined us for part of the way.

From native capsules to exotic "custard" berries, here are a few highlights:
✴️Golden Hornet Crabapple: Drooping clusters of bright yellow fruit, the branches are practically disappearing under the weight!
✴️​Kousa Dogwood: Those unique, bumpy pink fruits with the surprisingly squishy, custardy centers.
✴️​Chinese Rowan: A stunning display of pearly pink and white berries against delicate, feathery foliage.
✴️​Kōhūhū (Black Matipo): A native favorite, showing off its tidy green seed capsules and signature dark stems.
✴️​Hawthorn: Classic deep red haws and those unmistakable lobed leaves.
✴️​Laburnum: The iconic "Golden Chain" tree is now draped in long, pendulous seed pods. A friendly reminder to leave these ones alone, while they look like peas, all parts of the Laburnum are highly toxic.

As the season moves deeper into autumn and winter, this vibrant fruit display will become the perfect bird banquet. You’ll likely see tūī, silvereyes (tauhou), and kererū feasting on the dogwood and rowan berries. Later in winter, when other food sources get scarce, they’ll start on the crabapples and haws.Whatever the birds don't get will eventually fall and decompose into the mulch around the base of the trees. This returns nutrients to the soil, helping the trees prepare for their winter dormancy before they burst into blossom again in spring.

Lovely walk tonight around the Arboreum last night. You can see trees getting a head start on autumn which officially be...
14/02/2026

Lovely walk tonight around the Arboreum last night. You can see trees getting a head start on autumn which officially begins in 2 weeks time. Nature following the light and the temperatures. The avenue of Acers (maples) that the Western Southland Rural Women donated 13 years ago look fantastic; this lovely tree is like the canary in the coal mine for autumn, very sensitive to shortening days. Their leaves are changing to different shades of red and dark purple - this is caused by anthocyanins, pigments that the tree produces as it starts to pull nutrients back from the leaves into the trunk and roots for winter storage. The Oaks at the entrance by the carpark are also bearing green acorns, a sign they've finished their growing phase for the year. Over the next month, the acorns will turn brown and drop. Peaceful warm night, no other sounds other than a light summer breeze rustling the leaves of the taller trees, and for a while all seemed right with the world tucked up in this wee haven far from the maddening crowds.

Hello Arboretum followers I paid a visit this morning to firstly check water level's and pondage, All is flowing well.Ca...
24/01/2026

Hello Arboretum followers
I paid a visit this morning to firstly check water level's and pondage,
All is flowing well.
Campers are sheltered from the rain awsome to see.
I found a ball, im thinking it is someones pets toy?
I placed it ontop of the donation box
Enjoy your day everyone and keep warm.

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Otautau
9610

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0800 732 732

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