Projects
Trees for City of Adelaide
The City of Adelaide approached Trees Impact for some trees with immediate impact when rejuvenating their Rundle Mall in the Adelaide CBD.
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Make Sure Your New Trees Thrive
After being planted (carefully), the single most important need of a newly-planted tree is to receive adequate moisture. WATER MUST BE CONCENTRATED ON THE EXISTING ROOTBALL SEASONAL CONSIDERATIONS These recommendations assume the trees are planted correctly into sites with gooddrainage.
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Estimating mature tree diameter
For the trees we commonly grow, there is a wealth of information available which can provide estimates of mature height and, maybe, spread; but rarely is information offered about expected trunk diameter. Forestry texts will give estimates for forest-grown trees. …
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Where to put Tree Root Barriers?
THE PROBLEM Tree professionals are charged with the task of ensuring that the trees installed into our urban landscapes have the resources they need to thrive and be safe for the long-term. But, they are also frequently asked to install …
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Estimating Soil Volume Needs of Trees in Urban Situations
Urban soils are generally disturbed, often compacted, and the soil chemistry is commonly less than ideal – so it is often not much use to trees. However, in urban situations the amount of soil trees can access is critical to …
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Field Guide for Watering Newly-Planted Trees
The following (downloadable) table gives suggested water application rates, frequency, and duration based on the best information available. It’s important to remember that these and actual water needs will vary according to a range of site conditions and species. Please …
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Watering newly-planted trees
THE CHALLENGE: When you invest in new trees, you don’t just want them to survive – you want them to thrive. Of course, new trees need water and most short-term problems are linked to inadequate, excessive, or inefficient watering. (See ‘The Critical …
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Where Should You Put The ‘Root Crown’?
Correct placement of the ‘root crown’ is essential for the long-term success of your trees. The structure of the roots of trees has evolved to suit life below ground. Similarly, the above-ground parts of the tree have evolved to live …
Articles
Our Best Urban Native Tree
LOOK AROUND When you are next driving through an established part of Sydney, Melbourne, Newcastle, or any of our other major eastern centres (particularly just after a storm), look around you and note the trees that look to be the …
Articles
Estimating the “Zone of Upheaval”
Minimising damage arising from the interaction between roots and hard surfaces. THE PROBLEM As a tree grows the base of the stem expands (trunk flare) and the diameter of the primary roots increases, particularly close to the base of the …