Nutrients Archives - ArborTIMES

For modern arborists, understanding the mechanisms of oak death spiral is essential for preserving oak trees and for building a robust plant health care (PHC) program. Source: All photos by Rainbow Ecoscience

Current Issue Diseases Latest Nutrients Pests Plant Health Care Pruning Spraying

May 11, 2026 Alexis Faible Rainbow Ecoscience

Saving the Oaks

Breaking the Death Spiral and What Arborists Can Do The iconic oak tree, a symbol of strength, longevity, and endurance,

Bradford pear trees are prized for their spring display, but their rapid growth and weak structure often create ongoing management concerns. Source: Leslie J. Mehrhoff, University of Connecticut, Bugwood.org

Current Issue Diseases Featured Nutrients Pests Plant Health Care Pruning

May 6, 2026 Ben Culbreth

The Seven Most Difficult Tree Species to Manage

According to Tree Care Experts Not all trees are equal — at least not when it comes to managing them.

Diseases Nutrients Pests Plant Health Care Tree Planting Trending Urban Trees

February 11, 2026 TJ Yurko

Cracked Wide Open

Debunking the Myth of Exploding Trees Winter is going out with a bang. Across North America, trees are cracking under

TGRs do more than change growth rates, they also influence leaf and root characteristics. Source: Rainbow Ecoscience

Current Issue Diseases Latest Nutrients Plant Health Care Spraying

February 2, 2026 Patrick Anderson and Dane Buell

Using Tree Growth Regulators to Enhance Tree Health and Worker Safety in Arboriculture

Managing Urban Trees with TGRs Tree growth regulators (TGRs) have quietly become one of the most adaptable tools in the

Nutrients Plant Health Care Product & Service Spotlight

July 14, 2024 arbortimes

NutriRoot Granular

Arborjet | Ecologel’s NutriRoot Granular 3-3-3 features a blend of nutrients, seaweed extract, humic acid, surfactants, and humectants designed to