Category: Featured Article

How Plants Tolerate Drought

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by Daniel Murphy Water is a precious natural resource and an essential element for life on earth. Demand for water increases dramatically as human population grows and fresh water sources become polluted. Awareness of our reliance on water is especially…

An Arborist’s Fertile Thoughts

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By Juan Barba So we do live in interesting times. It’s a curse. While we put down an incredible amount of synthetic fertilizer yearly, organic materials gain in popularity by the day. I was raised in the university system; I…

Invaders Threaten our Trees

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By Kathy Kosta We call them invasive species. The invaders, new pests and diseases that can kill our trees, are headed our way. Some have already arrived. Invasive species, a hot topic across the nation and even across the continents,…

Salt Cedar Beetle Converging

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By Angela Simental Researchers at New Mexico State University confirm different populations of salt cedar beetles, coming from Texas, Colorado and Arizona, are converging on New Mexico. Over the last six years, four species of salt cedar beetles in the…

Professional of the Year: Diana Maranhao

Diana (Dee) Maranhao is an gardener and long-time green industry professional with one book out and another on the way. Photo courtesy: Dee Maranhao.

Growing up in rural Washington state, she never had any inclination to garden. “It was dirty and laborious when I would rather be playing,” Maranhao recalls. “We always had a veggie garden, fruit trees and berries. I liked to eat…

Whacking the World’s Worst Weed

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By Kai Umeda A strategy can be implemented to control the purple nutsedge (Cyperus rotundus), the “world’s worst weed.” Due to regulatory constraints from the U.S. Environmental Protection Agency, only the use of MSMA (monosodium methylarsonate) herbicide on golf courses,…

Calibrate for Water Conservation

Learning how to audit and calibrate your sprinkler system can save water and money.

By Jeffrey Gilbert Irrigation systems are probably one of the biggest investments made to help maintain landscape plants. They also are both customized for a particular site and probably the most heavily used ‘tools’, sometimes on a daily basis, especially…

Water Conservation and Design

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By Dan Gregg The economics behind water conservation are pushing cities to rely on architects and other landscape industry professionals to design spaces that are more energy efficient than ever before, to save not only natural resources, but also financial…

Subsurface Drip Irrigation (SDI) for Turf

A cut through a drip line under bermudagrass. There is extensive rooting all around the drip line but there are no roots inside. The drip line is clear.

By Bernd Leinauer, Turfgrass Extension Specialist, New Mexico State University Sprinkler systems are the most commonly used irrigation systems for turf-dominated landscapes despite their inefficiencies due to losses from run-off, wind drift, and evaporation. Subsurface irrigation systems, on the other…

Pruning Palm Trees – By ML Robinson

Climbing spikes should not be used when pruning palms. Always prune heavy skirts from the outside. Climbing under fronds to prune can lead to suffocation and death. Photo courtesy: ML Robinson.

Pruning is one of the most misunderstood aspects of palm culture. Correctly pruning any plant or tree can benefit the growth and health of the plant. Maintained correctly, palms are low maintenance trees. For some reason, people believe they can…