Interested in attending a workshop, visiting an overwintering site, or taking the family to a festival? Check out this page for the latest monarch-related events in California. You can also join our Facebook page, which may list additional events. If you would like us to add your event, please send us an email.

Western Monarch Mystery Challenge: Feb. 14 – Apr. 22

Scientists look to public for clues to recover monarch butterflies February 11, 2021 Reposted from Official Press Release from Washington State University. Researchers created the “Western Monarch Mystery Challenge” to help inform conservation efforts for the plummeting western monarch population. …

Western Monarch Mystery Challenge: Feb. 14 – Apr. 22 Read More »


Western Monarch New Year’s Count: Dec. 26 – Jan. 10

The annual New Year’s Count started in 2017 and is a second count during the overwintering period. This additional count helps us understand how the ovwerintering population changes through the winter, and also helps us understand how and when monarchs …

Western Monarch New Year’s Count: Dec. 26 – Jan. 10 Read More »


Western Monarch Thanksgiving Count: Nov. 14 – Dec. 6, 2020

Hello Western Monarch Thanksgiving and New Year’s Count Community! Thank you for being a part of this incredibly important community science program! This remarkable volunteer effort collects invaluable data that gives researchers and conservationists a reliable picture of the western …

Western Monarch Thanksgiving Count: Nov. 14 – Dec. 6, 2020 Read More »


En busqueda de la mariposa monarca – In search of the monarch butterfly in Baja – Nov. 19, 11am

“The Monarch Butterfly is also in Baja California! 🦋 Join this webinar and be part of the monarch butterfly community search campaign. This project is part of the actions of the Northwest Monitor Network, which we have been part of …

En busqueda de la mariposa monarca – In search of the monarch butterfly in Baja – Nov. 19, 11am Read More »


San Luis Obispo Botanical Garden: All About Monarchs: What They Need and How We Can Help: Nov. 14, 2020

All About Monarchs: What They Need and How We Can Help Virtual Event at the San Luis Obispo Botanical Garden Saturday, November 14, 2020 1:00 PM – 4:00 PM VIRTUAL PRESENTATION FROM 1 PM TO 2 PM GARDEN WALK FROM …

San Luis Obispo Botanical Garden: All About Monarchs: What They Need and How We Can Help: Nov. 14, 2020 Read More »


Southern California Western Monarch Count Refresher Training: Wed, Nov. 4th, 10-11:30am

Southern California Western Monarch Count Refresher Training Wed, November 4th 10-11:30am Click here to register. Description: Volunteer Refresher Training for the Western Monarch Thanksgiving Count. This training is for volunteers in Southern California (Ventura, San Diego, Los Angeles, Orange Counties). …

Southern California Western Monarch Count Refresher Training: Wed, Nov. 4th, 10-11:30am Read More »


Northern California Western Monarch Count Refresher Training: Tue. Oct. 27, 4:30-6pm

Northern California Western Monarch Count Refresher Training Tuesday Oct. 27 4:30-6pm Click here to register. Description: Volunteer Refresher Training for the Western Monarch Thanksgiving Count. This training is for volunteers in Northern California (Mendocino, Sonoma, Marin, Contra Costa, Solano, San …

Northern California Western Monarch Count Refresher Training: Tue. Oct. 27, 4:30-6pm Read More »


Santa Barbara and San Luis Obispo Western Monarch Count Refresher Training: Friday, Oct. 30, 9-10:30am

Santa Barbara and San Luis Obispo Western Monarch Count Refresher Training Friday, October 30th 9-10:30am Click here to register. Description: Volunteer Refresher Training for the Western Monarch Thanksgiving Count. This training is for volunteers in San Luis Obispo and Santa …

Santa Barbara and San Luis Obispo Western Monarch Count Refresher Training: Friday, Oct. 30, 9-10:30am Read More »


2020 International Monarch Monitoring Blitz: July 24 – Aug 2, 2020

Join us and thousands of volunteers across North America from July 24 – August 2, 2020 for the 4th annual International Monarch Monitoring Blitz (the Blitz). To participate, simply go out and look for and report milkweed plants and all …

2020 International Monarch Monitoring Blitz: July 24 – Aug 2, 2020 Read More »


2019 Online Volunteer Training for the WMTC

Title: Volunteer Training for the Western Monarch Thanksgiving Count Presenters: Emma Pelton, Conservation Biologist, Western Monarch Lead and Katie Hietala-Henschell, Endangered Species Conservation Biologist Date recorded: August 28th, 2019 Description: Learn about Xerces’ Western Monarch Thanksgiving Count (WMTC) and how …

2019 Online Volunteer Training for the WMTC Read More »


 

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