Cooperative Extension San Joaquin County
University of California
Cooperative Extension San Joaquin County

Posts Tagged: Bombus vosnesenskii

Up Close and Personal with a Yellow-Faced Bumble Bee

A yellow-faced bumble bee, Bombus vosnesenskii, foraging on a Mexican sunflower (Tithonia) in Vacaville, Calif. (Photo by Kathy Keatley Garvey)

Sometimes they barely notice you. Such was the case of a yellow-faced bumble bee, Bombus vosnesenskii, spotted on our Mexican sunflower (Tithonia). If a picture is worth a thousand words, what is a bee worth? Priceless. If you want to learn more...

Welcome, Anise Swallowtail!

Anise Swallowtail Papilio zelicaon, nectaring on Verbena in Vacaville, Calif. (Photo by Kathy Keatley Garvey)

The Anise Swallowtail, Papilio zelicaon, fluttered into our pollinator garden and headed straight for the Verbena. Art Shapiro, distinguished professor of evolution and ecology at the University of California, Davis, identified the gender: "it's a...

What a Load on This Bumble Bee!

A yellow-faced bumble bee, Bombus vosnesenskii, foraging on Anchusa azurea at Annie's Annuals and Perennials, Richmond. (Photo by Kathy Keatley Garvey)

It was billed as the second annual Butterfly Summit, hosted last Saturday by Annie's Annuals and Perennials in Richmond. But a yellow-faced bumble bee, Bombus vosnesenskii, foraging on Anchusa azurea (a member of the borage family), apparently didn't...

Posted on Tuesday, May 29, 2018 at 7:29 PM
Focus Area Tags: Environment Natural Resources

A Bumble Bee on Mustard in the Golden State

A pollen-laded yellow-faced bumble bee, Bombus vosnesenskii, buzzes toward a mustard blossom. (Photo by Kathy Keatley Garvey)

What's better than a yellow-faced bumble bee (Bombus vosnesenskii) on yellow mustard? Not much. Both are signs of early spring. Mustard is popping up all over, along with oxalyis and wild radish. The earth is warming. Spring is here. Get ready. In the...

Posted on Tuesday, April 10, 2018 at 5:22 PM
Focus Area Tags: Agriculture Natural Resources

Is Jade Lucky? Well, Bumble Bees Like It!

A yellow-faced bumble bee nectars on jade blossoms at the Benicia (Calif.) Capitol State Historic Park. (Photo by Kathy Keatley Garvey)

The bumble bee was hungry. She moved quickly from blossom to blossom on a jade plant at the Benicia (Calif.) Capitol State Historic Park, Solano County. As she foraged, you could see her tongue (proboscis) and her trademark yellow face and yellow stripe...

Posted on Wednesday, February 7, 2018 at 7:05 PM

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