Plant Health Care Strategies

The Lahaina Banyan in Lahaina’s Courthouse Square

Lahaina Tree Restoration: Light Amid Tragedy

Note: This is a botanical article. Our purpose is not to judge the relative value of the Lahaina Banyan Tree compared to other damages and losses in Lahaina. Our purpose is to report on the efforts to save trees after a devastating fire. We leave the judgment of their relative value to those with more […]

Poor growing conditions

Planting Protocols for Challenging Urban Sites

The following is an excerpt from “Arboricultural Practices, A Scientific Approach,” a new book by Lindsey Purcell, with illustrations by Jeff Harris. It is tentatively scheduled for release in January 2024. This excerpt has been edited for style and length. There are numerous challenges, below ground as well as above, that imperil tree growth in […]

bark cracking and separation

Emerald Ash Borer Two Decades Later

Fun fact: What happened on July 9, 2002? If you guessed a birthday for Rich Hauer, Tom Hanks or the late Nikola Tesla, congratulations. You win and score a point. If not, no worries. Perhaps you said it was the anniversary of Johnny Cash’s signing with Columbia Records in 1958, or the last Grateful Dead […]

Fall leaves and mountains show a warming world

What a Warming World Means for Plants and Arthropod Pests

Last year was the fifth hottest year in recorded history. This year followed suit, with June, July and August of 2023 being the hottest months ever recorded globally, according to the European Union Climate Change Service. Here at home in the United States, if you feel like your town was toastier than normal, you are […]

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