Tag Archives: Triclopyr

SF Rec & Parks Using a New (Old) Pesticide

One of our supporters reports the “Natural Resources Department” (NRD) of  the San Francisco Recreation and Parks Department (SFRPD) is using a new pesticide on Mt Davidson: Vastlan (from Dow). It’s being applied in a so-called “natural area” now named … Continue reading

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San Francisco “Natural Resources” Herbicide Usage Up 57% in 2017

We have recently analyzed the data for herbicide use in the full year 2017 for San Francisco’s so-called “Natural Resources Department” (NRD – formerly Natural Areas Program). It’s up 57% from the previous year. NRD is a department of San … Continue reading

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Two Cheers for NAP’s Herbicide Use in 2014

[Note: This article has been edited to add a section on dead birds near Kezar Stadium.] We’ve been following the use of hazardous herbicides by the Natural Areas Program (NAP) for some years now – and it’s been rising steadily. … Continue reading

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SF’s Natural Areas Program Beats Own Pesticide Record in 2013

This article is adapted with permission from SutroForest.com UCSF, which owns and manages most of Mt Sutro Forest, recently decided not to use pesticides there. This may make it the only wild land in San Francisco that is reliably free … Continue reading

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Sutro Forest Herbicide Projections: Bad News for San Francisco’s Natural Areas?

Our regular readers will know that we’ve been following the Natural Areas Program’s (NAP) increasing use of pesticides with some dismay. When we got the 2012 data, it was clear that pesticide use had increased by every measure. That story … Continue reading

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SF’s Natural Areas Program Uses Even More Pesticides

The 2012 final data are in, and it’s official: In 2012, the Natural Areas Program (NAP) used more pesticides than in any year from 2008 (the first year for which we have data provided by the City). This is true … Continue reading

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The Natural Areas Program and Pesticides: Volumes and Numbers

We talked about pesticide use in the Natural Areas a number of times, and particular of the increasing volumes of the “Fearsome Four” pesticides they use most: Glyphosate (Roundup or Aquamaster); Triclopyr (Garlon or Garlon 4 Ultra); Imazapyr (Polaris or … Continue reading

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Natural Areas Pesticides: The Fearsome Four

The Natural Areas Program (NAP) uses four herbicides classified as “Most Hazardous” (Tier I) or “More Hazardous” (Tier II) by San Francisco’s Department of the Environment (DoE): Garlon 4 Ultra (triclopyr) Roundup or Aquamaster (glyphosate) Polaris or Habitat (imazapyr) Milestone … Continue reading

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Mount Davidson’s Garlon Pesticide – Again

The other day, we walked on Mount Davidson. The view from the top was lovely, and in the middle of it was a pesticide sign. It was difficult to read because the moisture had condensed under the plastic. But we … Continue reading

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West Portal Monthly: Clearcut Case of Overkill at Mt Davidson Park

The West Portal Monthly today published an article by Jacquie Proctor explaining the problem of the NAP specifically at Mt Davidson and generally throughout the city.  The plan seeks to destroy at least 1600 trees on Mt Davidson alone. Read … Continue reading

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Three Poisons on Mt Davidson: Garlon, Aquamaster, Milestone Pesticides

Recently, someone sent the San Francisco Forest Alliance this Pesticide Notice. It’s for Mount Davidson, for the end of January/ early February 2012. We found it shocking. Why? It plans on using three of the most toxic pesticides San Francisco … Continue reading

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