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| The Australian Urban Street Tree Evaluation Program |
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Evaluations
Liquidambar styraciflua 'Parasol'
Evaluation 4
| Evaluation Date: | 21 Nov, 2012. |
| Evaluators: | Claudia Green. |
| Committee Summary: | As previously mentioned, these trees are struggling with the difficult conditions on this hill top where water is very scarce and the trees are likely to be exposed to wind. They are growing very slowly and struggling to establish and while foliage colour is quite good there are signs of dieback. |
| Management Inputs: | Mulched. |
Technical information
| Visible Pests: | Some dieback. |
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Evaluation 3
| Evaluation Date: | 4 Apr, 2007. |
| Evaluators: | Ian Brown, Nick Archer. |
| Committee Summary: | Apart from considerable caliper sizing, this cultivar has not grown in height or shown any increase in branch structure. The positioning of this cultivar on the hill top presents a real challenge for this species. |
| Planting Date: | June, 2000. |
| Maintenance Requirements: | Mulching. |
Technical information
| Visible Roots: | None observed. |
| Visible Pests: | None observed. |
| Limb Structure: | Typical for cultivar. |
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Evaluation 2
| Evaluation Date: | 2 Feb, 2004. |
| Evaluators: | Nick Archer, Mick Dalton, Tim Hart. |
| Committee Summary: | Continued good performance under drought conditions was noted at this site. Early leaf drop however, indicated a degree of stress. Extension growth was observed to be minimal this season. |
| Maintenance Requirements: | Additional mulch would be beneficial. Minor formative pruning and removal of lower limbs. |
Technical information
| Foliage Colour: | Mid-green, typical for this cultivar. |
| Limb Structure: | Good, requires minor formative pruning and removal of lower limbs. |
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Evaluation 1
| Evaluation Date: | 9 Sep, 2002. |
| Evaluators: | Nick Archer, Stewart Campbell, Paul Goodison, Meg Jones, Michael Smith, Mike Smith. |
| Committee Summary: | Sited in a similar position to Liquidambar Gold Dust ®, this cultivar was performing equally well with a similar tolerance to drought and heat. It was noted that this cultivar has excellent potential as a warm climate shade tree. |
| Planting Date: | June, 2000. |
| Maintenance Requirements: | Mulch. |
Technical information
| Visible Pests: | Pest and disease free. |
| Limb Structure: | Extensive for a tree of this height. In good proportion. |
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IMPORTANT NOTE: Information contained herein is presented for information purposes only with the sole intention of providing a forum for general information sharing relating to the urban street tree evaluation undertaken and observed by a number of participants and interested third parties. All information is believed to be correct and is the result of private enquiries and experiences and is given in good faith and, as such, the accuracy of this information is not warranted in any way. The information on this site is current at the date of publication but may be subject to change without notice. AUSTEP® and every person / party associated with the production of or contribution to this website disclaims all liability for loss suffered as a result of reliance on the matters set out in this document. Any user of this information should seek their own independent advice. Please refer to the 'Terms of Use' on this website (http://www.austep.net.au/terms_of_use.asp).
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