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Golf Turf Diseases of the Week: Here Comes the Fuzz!
For the most part, late spring and early summer this year has been reasonable, weather-wise. So goes the weather, so goes the turfgrass. So far, the turfgrass submissions to the Plant Diagnostic...
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What is that on my shoe?
Some may call it endoplasmic reticulum, some may run screaming from the blob, and still others might simply say that the dog just yacked in the yard. Me, I just call them cool and with all the rain and...
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It’s Back!
Boxwood samples have been coming into the Plant Diagnostic Laboratory on a daily basis since the winter. Most of them have been diagnosed with winter damage, boxwood leafminer, or Volutella stem and...
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Another Day in the Neighborhood….
Wow, what a beautiful summer. The weather has been really nice, even a little cool (we are about a week behind normal on some degree day models). The grass is greener this year and everybody is livin’...
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Alfalfa and Pachysandra Together Again?
Among the boxwood blight scare come samples of pachysandra with small yellow leaf spots. And rightly so–landscape contractors and residential clients alike are worried that they have a disease in the...
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It’s Not Too Late
The last couple of weeks in the Plant Diagnostic Laboratory brought a flurry of phone calls regarding bacterial leaf scorch. Folks are concerned about the disease and several samples have been...
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Landscape X-Men
The mighty hosta is no super hero, but its nemesis Hosta virus X sure is. Hosta virus X (HVX) is a rather new disease of hosta that has become a regular visitor to the Plant Diagnostic Laboratory. We...
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Odds and Ends
Springtime 2014 seemed like it would go on forever. Temperatures remained cool for an extended period and we had plenty of moisture, which are the conditions that always result in shade tree leaf...
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Gettin’ Over The Winter Blues
The Plant Diagnostic Laboratory is in recovery from SAD – not seasonal affective disorder – but sample affected disorder! Snow cover equals very few sample submissions, so with the exception of our...
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Winter’s Continuing Legacy
Despite a winter we all want to forget, it never ends if you are a pathologist. Everywhere I look there is plant damage due to the extreme winter. Broad-leaved evergreens seemed to take it hard again...
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Take(-all) it to the Limit
A sample diagnosed with take-all patch of creeping bentgrass was the highlight of the turfgrass submissions to the Plant Diagnostic Laboratory this week. This sample marks the first in the seasonal...
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Heads Up, Boxwood Lovers!
A boxwood per day helps keep the doctors away! All of us here in the Plant Diagnostic Lab must be pretty healthy then–since the boxwood blight outbreak in 2013, we get a dose of dead boxwood almost...
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Borer Mania
Cryptomeria samples have been coming into the Plant Diagnostic Laboratory with increasing frequency this spring. Their issues with winter damage, particularly this year, have been chronicled on this...
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Too Much of Everything is Just Enough
Right along with stormy skies, the Plant Diagnostic Laboratory is firing up with golf turf samples. We’ve seen it all lately: anthracnose, summer patch, slime molds, take-all, Pythium root diseases,...
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Better Late Than Never
Today’s rain got me thinking about insect damage in turfgrass. Actually I’ve been thinking about insect damage in turf for a week or so, ever since I saw a flock of birds pecking sod webworms out of...
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Ladies and Gentlemen: Start Your Engines!
In February, I was scheduled to speak at a landscape program in Rockville, MD. Before I went on, I had a chance to chat with one of the other speakers–the esteemed entomologist from the University of...
View ArticleAnswers to Emerald Ash Borer Questions
The NJ Emerald Ash Borer Task Force has agreed upon the following in response to EAB management questions in NJ: All ash trees in NJ should be considered at high risk for EAB. It is appropriate to...
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It’s Not Too Late
The last couple of weeks in the Plant Diagnostic Laboratory brought a flurry of phone calls regarding bacterial leaf scorch. Folks are concerned about the disease and several samples have been...
View ArticleClik here to view.
Landscape X-Men
The mighty hosta is no super hero, but its nemesis Hosta virus X sure is. Hosta virus X (HVX) is a rather new disease of hosta that has become a regular visitor to the Plant Diagnostic Laboratory. We...
View ArticleClik here to view.
Odds and Ends
Springtime 2014 seemed like it would go on forever. Temperatures remained cool for an extended period and we had plenty of moisture, which are the conditions that always result in shade tree leaf...
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