UCCE Sonoma County
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Posts Tagged: Danaus plexippus

Are Western Monarchs Heading for Extinction?

A male monarch takes flight on Sept. 12 in Vacaville, Calif. (Photo by Kathy Keatley Garvey)

Are western monarch butterflies heading for extinction? A Sept. 7 article in Reuters, headlined "Monarchs in Western United States Risk Extinction, Scientists Say," indicated that "Monarch butterflies west of the Rocky Mountains are teetering on the edge of extinction, with the number wintering in...

The Monarch Butterflies Arrive!

A male monarch visits the Mexican sunflower patch in the Garvey pollinator garden. (Photo by Kathy Keatley Garvey)

A little haggard, a little worn, a little ragged, a little torn. But there she was on Monday, Aug. 1, the first monarch of the season to lay eggs in our little pollinator garden in Vacaville, Calif. She found the milkweed, but that was AFTER the aphids, milkweed bugs, praying mantids, assassin...

Posted on Tuesday, August 1, 2017 at 4:51 PM

A Look Back at 2016: Monarch Butterflies Reigned

This tagged butterfly, part of WSU entomologist David James' migratory research project, flew from Ashland, Ore. on Aug. 28 to Vacaville, Calif. on Sept. 5, or a distance of 285 miles in seven days, or about 40.7 miles a day.  It was reared and tagged by Steve Johnson of Ashland and was on its way to an overwintering site along coastal California. (Photo by Kathy Keatley Garvey)

What a marvelous year! Looking back at 2016, monarch butterflies reigned supreme--or at least they did in this Bug Squad blog! Finding--and photographing--a  tagged monarch butterfly (monarch@wsu.edu A6083) in our pollinator garden in Vacaville, Calif. on Labor Day, Sept. 5, highlighted the...

Our Story Begins with Eight Monarch Caterpillars in the Dead of Winter

Rita LeRoy of Vallejo holds a Vacaville monarch before releasing it at Lighthouse Field State Park. (Photo by Walter Rockholt)

This is a story about how eight monarch butterflies escaped the freezing temperatures of Vacaville, Calif., and hitchhiked to sunny Santa Cruz, thanks to Good Samaritans (Good Monarcharians?) Rita LeRoy and Walter Rockholt of Vallejo. It all started in mid-to-late November when 12 caterpillars...

Those Beautiful 'Cats

A monarch caterpillar outlined against the blue sky in Vacaville, Calif. (Photo by Kathy Keatley Garvey)

Late bloomers. Late eaters. Monarch butterflies are migrating now, but we're still finding a few caterpillars in our pollinator garden in Vacaville, Calif. We recently plucked off five caterpillars from our milkweed plants (our game plan is protect them from California scrub jays and other birds,...

Posted on Thursday, October 6, 2016 at 4:39 PM

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