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Hello Invasive Species. Goodbye Texas.
For the past several months the Lady Bird Johnson Wildflower Center, Texas Parks and Wildlife Department and Sherry Matthews Advocacy Marketing have been working together to create a better texasinvasives.org. In addition to a more user friendly interface, the new website sports new content, such as YouTube videos and creatives that you can share and new features like Eco Alerts by Region and a Report It system to help keep the worst of the worst out of Texas.
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Got Ailanthus?
Researchers at Penn State University are working with a native vascular wilt fungus as a potential biocontrol of tree-of-heaven (Ailanthus altissima). The project seeks to characterize the diversity of Ailanthus throughout the U.S. and test the susceptibility of Ailanthus to the fungus.
They have already collected seed from more than 20 states mostly in the northeast, Midwest, and northwest and are now looking to collect seeds from Texas, Oklahoma, Arkansas, or Louisiana. Please email Matt Kasson to learn how you can help.
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Austin to Consider Invasive Species Resolution
In what may be a first for Texas municipality, Austin City Council will vote on an invasive species resolution on April 8, 2010. The resolution points out the problem of invasive species and directs the City Manager to develop an Invasive Species Management Plan for the control and/or eradication of undesirable aquatic and terrestrial species - View Agenda
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Invasive Spotlight: Malta-star thistle
(Centaurea melitensis)
Malta-star thistle is an erect annual with a spiny, yellow-flowered head that typically reaches 1 m tall. Stem leaves are alternate, and mostly linear or narrowly oblong to oblanceolate. Malta-star thistle is easily recognizable by its spiny bud that is produced before flowering.
Plants can produce 60 or more seeds per head and 100 or more heads per plant. The heads stick to clothing, animal fur and vehicles, allowing for long distance seed dispersal. When malta-star thistle infestations are high, native species can experience drought conditions even in years with normal rainfall.
Malta-star thistle usually occurs in open, disturbed sites such as grasslands, rangeland, open woodlands, fields, pastures, roadsides, waste places and fields.
Learn more about malta-star thistle and other Texas Invasives.
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Welcome El Camino Real Invaders
Last week we had the opportunity to enjoy the Spring weather and head out to Cameron, Texas to train the new satellite - El Camino Real Invaders. Our gracious hosts, the El Camino Real Master Naturalists, put on a great workshop featuring delicious BBQ sandwiches for lunch! The day was topped off with a field trip to the Little River to see the Chinaberry trees and Ligustrum infestations along the "not-so" Little River. The El Camino Real Invaders puts a much needed satellite in the Post Oak Savannah where we do not have many citizen scientists. Welcome aboard El Camino Real Invaders!
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Invaders of Texas Citizen Science Workshops 2010
Workshops are filling up fast! So far we have workshops scheduled in Houston, Boerne, Karnack, Kerrville, Cameron, Austin and Houston. To sign up or request a new workshop, please visit the Invaders of Texas Workshop Page.
Saturday April 10, 2010
9:00am-4:00pm
Karnack, TX
Saturday April 17, 2010
9:00am-4:00pm
Boerne, TX, Cibolo Nature Center library
Saturday May 1, 2010
9:00am-4:00pm
Austin, TX, Austin Nature and Science Center
Saturday May 15, 2010
9:00am-4:00pm
Houston, TX, Harris County AgriLife Extension Office
Saturday May 22, 2010
9:00am-4:00pm
Kerrville, TX
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