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

Posts Tagged: Robbin Thorp

Word of the Day: Nototribic

A black-tailed bumble bee, Bombus melanopygus with a thick load of resin on her thorax. She had just visited a nototribic flower. (Photo by Kathy Keatley Garvey)

The black-tailed bumble bee wasn't flying very well. You wouldn't, either, if you were trying to fly with a backpack on your back. Except this wasn't a backpack but sticky pollen. The bumble bee, Bombus melanopygus, was foraging in our Spanish...

Posted on Wednesday, April 11, 2018 at 6:25 PM
Focus Area Tags: 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

Here Come the Carpenter Bees!

A male mountain carpenter bee, Xyclocopa tabaniformis orpifex, nectaring on Spanish lavender. (Photo by Kathy Keatley Garvey)

It's spring and it's loud in the Spanish lavender patch. The girls--the honey bees--are buzzing furiously as they forage among the blossoms, but so are the boys, in this case the mountain carpenter bee, Xyclocopa tabaniformis orpifex. The girls are...

Posted on Friday, March 30, 2018 at 6:21 PM
Focus Area Tags: Environment Natural Resources

The Boys Are Back in Town

A male Valley carpenter bee, Xylocopa varipuncta, nectars on a a mustard blossom in Vacaville, Calif. on Sunday, March 25. (Photo by Kathy Keatley Garvey)

The boys are back in town! Well, at least one is. We don't know where the girls are. Neither, apparently, does he. A male Valley carpenter bee, Xylocopa varipuncta, aka "the teddy bear bee," buzzed into our mustard patch Sunday and nectared on the...

Posted on Monday, March 26, 2018 at 3:36 PM
Focus Area Tags: Agriculture Environment

Wearing o' the Green

A close-up of a male green sweet bee, Agapostemon texanus, nectaring on a coneflower, Rudbeckia. (Photo by Kathy Keatley Garvey)

On St. Patrick's Day, we see green. We crave green. We wear green. And the penalty for not wearing green? You get pinched. Not so with green sweat bees. As their common name implies, they're green. A metallic green. But no pinching allowed! The green...

Posted on Thursday, March 15, 2018 at 5:43 PM
Focus Area Tags: Environment Natural Resources

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