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May 05, 2014

Growing Degree Days (GDD) update for Columbus, Ohio

By José Fernández in | 0 Comments

My last post was April 18, exactly two weeks ago, and we had then accumulated 127 GDD. We have had much warmer weather for longer periods of time since then, and today we are at 232. As you can see, the numbers quickly get higher the further we go into Spring. I may be recalling incorrectly, but I think it was a week ago today that Cindy came in and made the announcement...

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April 21, 2014

Growing degree days and Phenological Events

By José Fernández in | 0 Comments

I would like to start a series of blogs for the purpose of tracking growing degree days (GDD) and associated phenological events. Without getting into a complex description of what growing degree days represent, simply be aware that organisms develop in a pattern strongly influenced by increasing temperatures accumulated throughout the season. As arborists, we keep track of growing degree days (that other people track for various other reasons) to...

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April 18, 2014

Dealing With Emerald Ash Borer (EAB)

By José Fernández in | 0 Comments

There are several approved methods for protecting Ash trees from EAB, each method having varying degrees of success, and each having its own pros and cons. Out of the many treatment options available, RTE uses two main methods proven to be effective through research and personal experience. Each approach will be described briefly followed by a summary including pros and cons. Imidacloprid Soil Drench: This treatment was one of the...

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