Division of Agriculture and Natural Resources
Division of Agriculture and Natural Resources
Division of Agriculture and Natural Resources
University of California
Division of Agriculture and Natural Resources

Posts Tagged: monarch butterfly

A Monarch Kind of Day

What we've been waiting for all season... A migratory monarch butterfly fluttered into our Vacaville garden at noon today (Tuesday, Sept. 17) and nectared on a Mexican sunflower, Tithonia rotundifola. Then she treated us to a...

A female monarch nectaring on Mexican sunflower, Tithonia rotunifola, in a Vacaville garden at noon, Sept. 17, 2024. At left is a territorial male longhorned bee, probably Melissodes agilis. (Photo by Kathy Keatley Garvey)
A female monarch nectaring on Mexican sunflower, Tithonia rotunifola, in a Vacaville garden at noon, Sept. 17, 2024. At left is a territorial male longhorned bee, probably Melissodes agilis. (Photo by Kathy Keatley Garvey)

A female monarch nectaring on Mexican sunflower, Tithonia rotunifola, in a Vacaville garden at noon, Sept. 17, 2024. At left is a territorial male longhorned bee, probably Melissodes agilis. (Photo by Kathy Keatley Garvey)

The female monarch butterfly lifts off the Tithonia. This image was taken with a Nikon D500 with a 200mm macro lens. Settings: 1/4000 of a second; f-stop, 5.6; ISO 640.(Photo by Kathy Keatley Garvey)
The female monarch butterfly lifts off the Tithonia. This image was taken with a Nikon D500 with a 200mm macro lens. Settings: 1/4000 of a second; f-stop, 5.6; ISO 640.(Photo by Kathy Keatley Garvey)

The female monarch butterfly lifts off the Tithonia. This image was taken with a Nikon D500 with a 200mm macro lens. Settings: 1/4000 of a second; f-stop, 5.6; ISO 640.(Photo by Kathy Keatley Garvey)

The monarch descends, ready to head to another blossom. (Photo by Kathy Keatley Garvey)
The monarch descends, ready to head to another blossom. (Photo by Kathy Keatley Garvey)

The monarch descends, ready to head to another blossom. (Photo by Kathy Keatley Garvey)

She lifts up and away she goes. (Photo by Kathy Keatley Garvey)
She lifts up and away she goes. (Photo by Kathy Keatley Garvey)

She lifts up and away she goes. (Photo by Kathy Keatley Garvey)

Posted on Tuesday, September 17, 2024 at 8:24 PM
Focus Area Tags: Environment, Innovation, Natural Resources, Yard & Garden

Lawn-pocalypse! Surviving Drought

Ah, summer! The season of sunburns, pool parties, and… lawn droughts. If your once lush, green carpet now looks like a crunchy brown doormat, you're not alone. Let's dive into why your yard is staging a dramatic death scene and what you can do to...

Bermuda grass and weeds overtaking drought stressed turf grass.
Bermuda grass and weeds overtaking drought stressed turf grass.

A patch of former lawn, mostly dead, with a few green weeds and Bermudagrass

Posted on Thursday, July 11, 2024 at 3:30 PM
Tags: drought, turf
Focus Area Tags: Yard & Garden

A Bigeyed Bug and a Monarch Butterfly

You've heard folks call insects "big 'ol bugs" (often in astonishment or terror), right? But have you ever seen a "bigeyed bug on a monarch butterfly?" Bigeyed bugs, Geocoris spp., are beneficial insects, "found mostly on...

A bigeyed bug on the wing of a monarch butterfly. (Photo by Kathy Keatley Garvey)
A bigeyed bug on the wing of a monarch butterfly. (Photo by Kathy Keatley Garvey)

A bigeyed bug on the wing of a monarch butterfly. (Photo by Kathy Keatley Garvey)

Posted on Tuesday, January 16, 2024 at 5:50 PM
Focus Area Tags: Environment, Natural Resources, Yard & Garden

Monarch vs. Honey Bee: 'Nectar for Me, None for You'

The monarch migration is well underway. The iconic butterflies fluttering into California from the Pacific Northwest engage in "nectar stops" to fuel their flight to their overwintering sites along coastal California. They are not the only ones seeking...

A migrating monarch butterfly finds nectar in a zinnia in a Vacaville pollinator garden. (Photo by Kathy Keatley Garvey)
A migrating monarch butterfly finds nectar in a zinnia in a Vacaville pollinator garden. (Photo by Kathy Keatley Garvey)

A migrating monarch butterfly finds nectar in a zinnia in a Vacaville pollinator garden. (Photo by Kathy Keatley Garvey)

A honey bee wants nectar, too. (Photo by Kathy Keatley Garvey)
A honey bee wants nectar, too. (Photo by Kathy Keatley Garvey)

A honey bee wants nectar, too. (Photo by Kathy Keatley Garvey)

The honey bee buzzes the wings of the monarch hoping it will leave. (Photo by Kathy Keatley Garvey)
The honey bee buzzes the wings of the monarch hoping it will leave. (Photo by Kathy Keatley Garvey)

The honey bee buzzes the wings of the monarch hoping it will leave. (Photo by Kathy Keatley Garvey)

The monarch takes the hint. A bee wants that nectar. (Photo by Kathy Keatley Garvey)
The monarch takes the hint. A bee wants that nectar. (Photo by Kathy Keatley Garvey)

The monarch takes the hint. A bee wants that nectar. (Photo by Kathy Keatley Garvey)

Posted on Thursday, October 5, 2023 at 5:35 PM
Focus Area Tags: Environment, Food, Innovation, Natural Resources, Yard & Garden

UC Davis Professor Louie Yang: On Conserving the Western Monarch Population

"Recent studies have continued to shed light on the ecology of monarch butterflies (Danaus plexippus) in western North America. These studies have documented a declining overwintering population over several decades, punctuated by unexpected variability...

A monarch leaving a Mexican sunflower, Tithonia rotundifola. This image was taken in a pollinator garden in Vacaville. (Photo by Kathy Keatley Garvey)
A monarch leaving a Mexican sunflower, Tithonia rotundifola. This image was taken in a pollinator garden in Vacaville. (Photo by Kathy Keatley Garvey)

A monarch leaving a Mexican sunflower, Tithonia rotundifola. This image was taken in a pollinator garden in Vacaville. (Photo by Kathy Keatley Garvey)

A male monarch nectaring on a Mexican sunflower, Tithonia rotundifola, in Vacaville. (Photo by Kathy Keatley Garvey)
A male monarch nectaring on a Mexican sunflower, Tithonia rotundifola, in Vacaville. (Photo by Kathy Keatley Garvey)

A male monarch nectaring on a Mexican sunflower, Tithonia rotundifola, in Vacaville. (Photo by Kathy Keatley Garvey)

Posted on Wednesday, June 28, 2023 at 4:19 PM
Focus Area Tags: Environment, Innovation, Natural Resources

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