Susan Hamilton

Cement in old stump of apple tree

Should you fill the cavity in your tree or seal a wound?

Like outdated medical practices such as bloodletting and lobotomies, arboriculture has its own discarded methods. Some approaches, though less shocking than lobotomies, are still questionable when critically examined. Techniques such as cavity filling and wound sealing, while other methods remain under review or are reserved for rare situations.  So let’s chat about caring for wounds

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White Boxwood larva on new boxwood leaves

Boxwood Psyllid – Should you be concerned?

This year, there have been several instances of Boxwoods displaying significant infestations of Boxwood Psyllid. Although treatment is typically not recommended, some situations have warranted it due to the severity of the infestation. Homeowners have been given the choice regarding whether to pursue treatment.   What is Boxwood Psyllid and what impact does it have

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Resistance Drilling and how it provides tree owners with more information

What is resistance drilling? Resistance drilling has been around for several decades (nearly 40 years) and has been used to determine the strength of wood.  It uses a very small diameter drill bit (about 1.5mm) spinning at incredibly high resolutions. While it is drilling into the tree it measures the resistance that the wood provides.

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Happy Earth Day

Earth day is 55-years this year and I have grown up relatively mindful of Earth Day. It is generally the same week as my birthday and Arbor Day. I have always wondered, Is Earth Day intentionally so close to Arbor Day? What manifested these marked dates into existence? And as a society, do we still

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