Category Archives: Natural areas Program

Bad News from Sutro Forest – Clearcuts in Interior Green Belt

A forest lover alerted us to some serious tree destruction on the Cole Valley side of Sutro Forest – the Interior Green Belt. This is the city-owned side of the forest. We knew that some tree-cutting was planned. Some months … Continue reading

Posted in Mt Sutro Cloud Forest, Natural areas Program | Tagged , , , , | 14 Comments

Mission Blue Butterfly on Twin Peaks 2016 Update: Imports from San Bruno Continue

The ongoing project to establish the Mission Blue Butterfly (an endangered subspecies of butterfly) on San Francisco’s Twin Peaks is, well, ongoing. On the basis of the most recent information we received under the Sunshine Act, the Twin Peaks population … Continue reading

Posted in Environment, Natural areas Program | Tagged , ,

SF Forest Alliance Sent 1700 Signatures to Mayor Lee!

Supporters may recall that in January 2014, we published a request for signatures for a new petition from San Francisco Forest Alliance, asking Mayor Lee to rein in the Natural Areas Program (NAP) of the SF Recreation and Parks Department. … Continue reading

Posted in Environment, Natural areas Program | Tagged ,

The ROSE Disappointment

Some weeks ago, we had alerted our readers to the ROSE (Recreation and Open Space Element  amendment to the General Plan. It’s a bad idea, mainly because of the egregious Policy 4.2 that potentially expands “Natural Area” management principles to … Continue reading

Posted in Environment, Natural areas Program | Tagged , , | 1 Comment

Sutro Forest in January 2014

The unusual winter weather, with bright sunny days and hardly any rain, has drawn a lot of people to Sutro Forest. We’ve been up there a couple of times recently, and found an unusually large number of joggers, bicycle-riders, and … Continue reading

Posted in Environment, Herbicides, Hiking, Natural areas Program | Tagged , , ,

SF RPD 2013 Herbicide Use – A Correction

Recently, we published our analysis of the San Francisco Natural Areas Program (NAP)’s use of pesticide, and compared it with the rest of SF Recreation and Parks Department (SFRPD) .  We said that NAP’s pesticide use had risen in 2013, … Continue reading

Posted in Herbicides, Natural areas Program | Tagged , , | 1 Comment

Please Sign SF Forest Alliance’s NEW Petition to Save Natural Areas

This post is republished from SFForest.org (with permission). The Natural Areas Program controls about a quarter of Sutro Forest, and has recently used pesticide there. Meanwhile, UCSF has said they will not use pesticide in the area they control. San … Continue reading

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SF’s Natural Areas Program – More Pesticide in 2013

Edited to Add: We’ve corrected the comparison between NAP and other SFRPD herbicide use to account for a reclassification of Greenmatch EX, a lemongrass-based herbicide. Details HERE. Even as we celebrate UCSF’s decision not to use pesticides in Sutro Forest, … Continue reading

Posted in Herbicides, Natural areas Program | Tagged , , , , , , , , | 6 Comments

‘Natural’ Areas Program Using Pesticide in Sutro Forest

No sooner had UCSF announced it would not use pesticides than the Natural Areas Program (NAP) suddenly decided that it needed to use imazapyr in SF RPD’s part of Sutro Forest. The Forest is mostly owned by UCSF, but 19 … Continue reading

Posted in Environment, Herbicides, Mt Sutro Cloud Forest, Natural areas Program | Tagged , , , , , | 4 Comments

What Vegetation Burns?

Recently, there was a small fire on the slope above Laguna Honda reservoir in San Francisco. UCSF sent around a photograph, and emphasized that it was near Mount Sutro Forest. It was. But it was on the area that is … Continue reading

Posted in Natural areas Program, Sutro Forest "Fire Risk", UCSF | Tagged ,

War on Trees in the Bay Area

In a world where climate change is a reality, and trees our only defense (aside from actually reducing carbon emissions), it would seem to be a no-brainer that preserving existing trees would be environmentally important. The carbon sequestration and storage … Continue reading

Posted in deforestation, Environment, eucalyptus, Herbicides, Mt Sutro Cloud Forest, nativism, Natural areas Program, UCSF | Tagged , , | 2 Comments

The Importance of Eucalyptus

It’s Earth Day today, and we’d like to talk about the importance of Eucalyptus trees. Surprisingly, even some people who identify as environmentalists have no idea of the far-reaching value of these trees in our environment. San Francisco has a … Continue reading

Posted in Environment, eucalyptus, Mount Sutro Stewards, nativism, Natural areas Program, UCSF | Tagged , , | 9 Comments

Save the Forests! Meeting – 21 April 2013

Jointly with San Francisco Forest Alliance, we’re holding a meeting about the planned tree-cutting – not just on Mount Sutro, but also on Mount Davidson and elsewhere in San Francisco.  It’s on Sunday, April 21, 2013 from 4.30 p.m. to … Continue reading

Posted in Meetings, Mt Sutro Cloud Forest, Natural areas Program | Tagged , , | 1 Comment

Bucketloads of Herbicides Coming to Sutro Forest

We’ve often praised UCSF here for keeping Mount Sutro forest pesticide free. No pesticides have been used there since 2008. We’ve said things like “This may be the last pesticide-free wild land in the city. (Thanks, UCSF!)” On the other … Continue reading

Posted in Herbicides: Roundup, Garlon, Mount Sutro Stewards, Natural areas Program, UCSF | Tagged , , , , , | 10 Comments

Mission Blue Butterfly – Uncertainty Saga

Regular readers of this website know that we’ve been following the Natural Areas Programs attempts to reintroduce the Mission Blue Butterfly to Twin Peaks. We’ve just obtained the latest report from San Francisco Recreation and Parks Dept (SFRPD). It’s very … Continue reading

Posted in Herbicides, Natural areas Program | Tagged , , , , | 4 Comments

SF’s Natural Areas Program Uses Even More Pesticides

This article was reprinted from sffforest.net with minor changes and additions. Sutro Forest may be the only pesticide-free wild land in San Francisco – but that could change this year. ————————- The 2012 final data are in, and it’s official: … Continue reading

Posted in Herbicides, Natural areas Program | Tagged , , , , , | 8 Comments

Glen Canyon Park: The Tree-Cutting Started

We’ve been following the situation in Glen Canyon Park at this site for some time now. In a nutshell: Major changes are planned for Glen Canyon, which until a couple of years ago was a bucolic treasure of a park. … Continue reading

Posted in deforestation, Natural areas Program, Neighborhood impact | Tagged , , , , | 1 Comment

“Functional, Beautiful Ecosystems Should Be Left Alone”

We received this letter from one of our readers, “R.R.”. It’s republished here with permission. ——————————— To Whom it May Concern: I am appalled at the planned destruction of thousands of trees by UCSF and the SFNAP [San Francisco Natural … Continue reading

Posted in Environment, Natural areas Program, UCSF | Tagged , , , , | 2 Comments

Speaking for Glen Canyon’s Trees

We received a report (and opinion-piece) from a supporter of Anastasia Glikshtern in her appeal regarding the Glen Canyon project. [The background is HERE:  Saving the Trees of Glen Canyon Park.] While the appeal was denied, it was clear that … Continue reading

Posted in deforestation, nativism, Natural areas Program | 1 Comment

Saving the Trees of Glen Canyon Park

Glen Canyon Park is one of San Francisco’s jewels. It’s a long narrow tree-filled canyon, including the “owl tree” where a Great Horned Owl has raised its young many years in succession, and two natural bee trees.  Of its 70 … Continue reading

Posted in deforestation, Natural areas Program | Tagged , , | 2 Comments

San Francisco’s Natural Areas: 2012 A Record Year for Pesticide Use

If, like us, you hoped that 2012 might be the year that San Francisco’s Natural Areas Program (NAP) proved us wrong about its escalating  pesticide use — it’s not happening. That ship sailed in September. Readers of this site will … Continue reading

Posted in Herbicides, Herbicides: Roundup, Garlon, Natural areas Program, UCSF | Tagged , , , | 2 Comments

Insects Don’t Prefer Native Plants

New data, but old theories? One argument that Native Plant Advocates make for their attempts to convert San Francisco’s open spaces to native plants (despite the habitat destruction and pesticide use) is that it’s better for wildlife. In fact, it’s … Continue reading

Posted in Environment, nativism, Natural areas Program | Tagged , , , , | 1 Comment

Measuring Pesticide Use by San Francisco’s Natural Areas Program

As readers of this site will know, we’ve been following the use of pesticides in Natural Areas. At present, four pesticides are mainly used by the Natural Areas Program (NAP): Glyphosate (trade-names Roundup or Aquamaster); Triclopyr (Garlon and its variants); … Continue reading

Posted in Herbicides, Natural areas Program | Tagged , , , , , , , | 7 Comments

Pesticides in San Francisco’s Natural Areas: Rising Volumes

Some months ago, we had written about San Francisco’s Natural Areas Program and its escalating pesticide use. The graph below shows the number of applications of pesticides in the years from 2008-2011. The San Francisco Forest Alliance, an organization dedicated … Continue reading

Posted in Herbicides, Natural areas Program | Tagged , , , , , , , | 4 Comments

Trees and Income Inequality

Many of us intuitively associate trees and “nice” areas. Realtors know this; if a house for sale is on a tree-lined street, the ad always says so. In 2008,  researchers looking into the question found that the demand for trees … Continue reading

Posted in deforestation, Environment, Mt Sutro Cloud Forest, Natural areas Program, UCSF | Tagged , ,

San Francisco’s Natural Areas Program Ignores Breeding Birds

We’d written earlier about chainsaws in Glen Canyon Park, even though spring is the breeding season for birds and animals, a time when trees and thickets should be left undisturbed. [Click HERE to read that article, Chainsaws in the Nesting … Continue reading

Posted in Environment, eucalyptus, Natural areas Program | Tagged , , , ,

Glen Canyon Park: Chainsaws in the Nesting Season

The nesting season for birds is in full swing. San Francisco’s mild winter and recent rains have provided a window for building and breeding, and they’ve grabbed it. The birding reports are full of lovely stories, from humming-birds to Great … Continue reading

Posted in Environment, nativism, Natural areas Program | Tagged , , , , | 5 Comments

Why Low Dose Pesticides are Still Hazards

When we speak up against the Natural Area Program’s frequent pesticide use, its supporters frequently tell us that – compared with say commercial agriculture – the Natural Areas Program (NAP) uses  small amounts of toxic chemicals. “The dose makes the … Continue reading

Posted in Herbicides, Natural areas Program | Tagged , , , , , | 1 Comment

The Murdered Tree on Mt Davidson

[Edited to Add:  This tree finally went down on April 8 or 9, 2013, following strong winds in the Bay Area.] It’s visible for miles around, the dramatic dead tree high on the brow of Mt Davidson. That’s the Murdered … Continue reading

Posted in Environment, eucalyptus, nativism, Natural areas Program, Neighborhood impact | Tagged , , | 8 Comments

Mt Sutro Forest – Beautiful Evocation of a Lost Tree

We were sent this clip by videographer and artist Lori Ambrosio, who visited the “Kill-trees Trail” (connecting Stanyan x 17th to Medical Center Way). We thought it was a lovely bitter-sweet evocation of the trees that were there – only … Continue reading

Posted in Environment, Mount Sutro Stewards, Mt Sutro Cloud Forest, Natural areas Program | Tagged , , , , , , , | 2 Comments