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2007 "Volunteers Working With Invasives"
Grants Report Form

Display Report


Project Title: Eradication of four locations of giant reed
Region: 8
Station: Stone Lakes NWR
Contact Person:
Name and Phone Number
Beatrix Treiterer
Project Description:
(Up to 250 words)
This project will treat all giant reed infestations in the Refuge located adjacent to waterways with the assistance of the Weed Warriors, a local group dedicated to noxious weed eradication in Sacramento County. This volunteer group will identify locations, prepare the site, and cut down the plants and grind the stalks in preparation for chemical treatment by Refuge staff.
List of Invasives Species Targeted:Common NameScientific Name
  Giant Reed Arundo donax
Project Status: Completed
Project Completion Date
or Estimated Completion Date:


Volunteer Affiliation:
(Check all that apply)
Volunteer Involvement:
Describe the type of work the volunteers performed. (Up to 150 words)
Volunteers have located sites for eradication efforts, have purchased necessary tools, equipment and chemicals and completed timetable for eradication efforts.
Total Number of Volunteers: 10
Total Number of Volunteer Hours: 40
List both new and existing partnerships utilized in this project. (Up to 150 words).
The Weed Warriors of Sacramento are the key partner is this eradication effort. They have extensive experience in eradication of various weed species in the Sacramento area.


Project Results:
Give an overview of the results of the project. Include quantifiable measure of success, such as maps produced, efficacy of control measures, number of sites where invasions were detected early and responded to, number of community contacts, etc. (Up to 250 words).
Three sites of Giant Reed were identified and treated in the fall of 2007. The sites were cut and treated with herbicide. After one year, there was no regrowth at one site, and 95% control at the other two sites. These sites will be treated again in the fall of 2008.
Number of Acres Treated: 2
Number of Acres Inventoried and/or Mapped: 500
Number of Acres Restored: 1


Budget: Account for funds in broad categories such as equipment, volunteer stipends, travel, coordinator salary/contract, etc.

Total Grant Amount:

$ $6,500

Breakdown of Expenditures:


Total $ Spent
% of Total Grant
Equipment / Supplies $5,295
Chemical $1,205
Biocontrol Agents
Volunteer Stipends
Volunteer Coordinator Salary/Contract
Restoration Materials
TOTAL 6500 100

Recommendations: (OPTIONAL)
How useful was this program for meeting refuge invasive species objectives and how can it be improved?
The program was very successful in assisting the refuge to control a noxious weed before it became a larger problem requiring more resources. The partnership with volunteers will be invaluable in controlling giant reed infestations on the Refuge.


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