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

Posts Tagged: Gulf Fritillary

Where Are You, Gulf Fritillaries?

A Gulf Fritillary shares a Mexican sunflower (Tithonia) with a hover fly (Syrphid). (Photo by Kathy Keatley Garvey)

Where are you, Gulf Fritillaries? The Gulf Fritillary (Agraulis vanillae) population seems to be diminishing this year around Solano and Yolo counties. A few here, a few there, but not in the large numbers of last year. Last summer the Gulf Frits...

A Gulf Fritillary shares a Mexican sunflower (Tithonia) with a hover fly (Syrphid). (Photo by Kathy Keatley Garvey)
A Gulf Fritillary shares a Mexican sunflower (Tithonia) with a hover fly (Syrphid). (Photo by Kathy Keatley Garvey)

A Gulf Fritillary shares a Mexican sunflower (Tithonia) with a hover fly (Syrphid). (Photo by Kathy Keatley Garvey)

A Gulf Fritillary laying an egg on the tendril of a passionflower vine (Passiflora). (Photo by Kathy Keatley Garvey)
A Gulf Fritillary laying an egg on the tendril of a passionflower vine (Passiflora). (Photo by Kathy Keatley Garvey)

A Gulf Fritillary laying an egg on the tendril of a passionflower vine (Passiflora). (Photo by Kathy Keatley Garvey)

Close-up shot of a Gulf Fritillary egg. (Photo by Kathy Keatley Garvey)
Close-up shot of a Gulf Fritillary egg. (Photo by Kathy Keatley Garvey)

Close-up shot of a Gulf Fritillary egg. (Photo by Kathy Keatley Garvey)

A very hungry Gulf Fritillary caterpillar. (Photo by Kathy Keatley Garvey)
A very hungry Gulf Fritillary caterpillar. (Photo by Kathy Keatley Garvey)

A very hungry Gulf Fritillary caterpillar. (Photo by Kathy Keatley Garvey)

A newly eclosed Gulf Fritillary and its chrysalis. (Photo by Kathy Keatley Garvey)
A newly eclosed Gulf Fritillary and its chrysalis. (Photo by Kathy Keatley Garvey)

A newly eclosed Gulf Fritillary and its chrysalis. (Photo by Kathy Keatley Garvey)

A Gulf Fritillary spreads its wings on Passiflora. (Photo by Kathy Keatley Garvey)
A Gulf Fritillary spreads its wings on Passiflora. (Photo by Kathy Keatley Garvey)

A Gulf Fritillary spreads its wings on Passiflora. (Photo by Kathy Keatley Garvey)

A Butterfly Ballet: Gulf Fritillary in Action

A Gulf Fritillary (Agraulis vanillae) in flight. (Photo by Kathy Keatley Garvey)

Sometimes there's a method to our madness, or madness to our method. Take the silver-spangled, orange-reddish butterfly, the Gulf Fritilllary (Agraulis vanillae). We spotted a female dive-bombing her host plant, the passionflower vine (Passiflora) in...

A Gulf Fritillary (Agraulis vanillae) in flight. (Photo by Kathy Keatley Garvey)
A Gulf Fritillary (Agraulis vanillae) in flight. (Photo by Kathy Keatley Garvey)

A Gulf Fritillary (Agraulis vanillae) in flight. (Photo by Kathy Keatley Garvey)

The Gulf Fritillary, a silver-spangled, orangish-red butterfly, heads for its host plant, Passiflora. (Photo by Kathy Keatley Garvey)
The Gulf Fritillary, a silver-spangled, orangish-red butterfly, heads for its host plant, Passiflora. (Photo by Kathy Keatley Garvey)

The Gulf Fritillary, a silver-spangled, orangish-red butterfly, heads for its host plant, Passiflora. (Photo by Kathy Keatley Garvey)

A dip here, a dive there and you have a butterfly ballet (Gulf Fritillary). (Photo by Kathy Keatley Garvey)
A dip here, a dive there and you have a butterfly ballet (Gulf Fritillary). (Photo by Kathy Keatley Garvey)

A dip here, a dive there and you have a butterfly ballet (Gulf Fritillary). (Photo by Kathy Keatley Garvey)

Gulf Fritillary checking out the passionflower vine (Passiflora). She then laid her eggs on the tendrils and leaves. (Photo by Kathy Keatley Garvey)
Gulf Fritillary checking out the passionflower vine (Passiflora). She then laid her eggs on the tendrils and leaves. (Photo by Kathy Keatley Garvey)

Gulf Fritillary checking out the passionflower vine (Passiflora). She then laid her eggs on the tendrils and leaves. (Photo by Kathy Keatley Garvey)

This Gulf Fritillary stops for some flight fuel--nectar from lantana. (Photo by Kathy Keatley Garvey)
This Gulf Fritillary stops for some flight fuel--nectar from lantana. (Photo by Kathy Keatley Garvey)

This Gulf Fritillary stops for some flight fuel--nectar from lantana. (Photo by Kathy Keatley Garvey)

Posted on Wednesday, May 29, 2019 at 3:30 PM

Autumn's Hues: The Gulf Fritillary and Mexican Sunflower

A newly eclosed Gulf Fritillary. (Photo by Kathy Keatley Garvey)

"The butterfly counts not months but moments, and has time enough."--Rabindranath Tagore  When we think of orange and autumn, we think of the marriage of the Gulf Fritillary (Agraulis vanillae), and the Mexican sunflower (Tithonia). The...

A newly eclosed Gulf Fritillary. (Photo by Kathy Keatley Garvey)
A newly eclosed Gulf Fritillary. (Photo by Kathy Keatley Garvey)

A newly eclosed Gulf Fritillary. (Photo by Kathy Keatley Garvey)

The Gulf Fritillary will soon be able to take flight. (Photo by Kathy Keatley Garvey)
The Gulf Fritillary will soon be able to take flight. (Photo by Kathy Keatley Garvey)

The Gulf Fritillary will soon be able to take flight. (Photo by Kathy Keatley Garvey)

The silver-spangled Gulf Fritillary, a showy orange butterfly, looks like two different species. When it spreads its wings, it's orange. The underwings: silver. (Photo by Kathy Keatley Garvey)
The silver-spangled Gulf Fritillary, a showy orange butterfly, looks like two different species. When it spreads its wings, it's orange. The underwings: silver. (Photo by Kathy Keatley Garvey)

The silver-spangled Gulf Fritillary, a showy orange butterfly, looks like two different species. When it spreads its wings, it's orange. The underwings: silver. (Photo by Kathy Keatley Garvey)

Not two butterflies; this is one, the Gulf Fritillary, Agraulis vanillae. (Photo by Kathy Keatley Garvey)
Not two butterflies; this is one, the Gulf Fritillary, Agraulis vanillae. (Photo by Kathy Keatley Garvey)

Not two butterflies; this is one, the Gulf Fritillary, Agraulis vanillae. (Photo by Kathy Keatley Garvey)

The showy Gulf Fritillary on a Mexican sunflower (Tithonia). (Photo by Kathy Keatley Garvey)
The showy Gulf Fritillary on a Mexican sunflower (Tithonia). (Photo by Kathy Keatley Garvey)

The showy Gulf Fritillary on a Mexican sunflower (Tithonia). (Photo by Kathy Keatley Garvey)

Posted on Monday, November 12, 2018 at 10:02 AM
Focus Area Tags: Environment Yard & Garden

The Frit and the Fly: Who Wins?

The syrphid fly tries to seek some nectar, but the Gulf Fritillary proclaims

The Frit and the fly...or the butterfly and the fly... That would be the Gulf Fritillary (Agraulis vanillae) and the syrphid fly (family Syrphidae), aka flower fly or hover fly. They meet on a beautiful autumn day on an equally beautiful...

The syrphid fly tries to seek some nectar, but the Gulf Fritillary proclaims
The syrphid fly tries to seek some nectar, but the Gulf Fritillary proclaims "This Mexican sunflower is occupied." (Photo by Kathy Keatley Garvey)

The syrphid fly tries to seek some nectar, but the Gulf Fritillary proclaims "This Mexican sunflower is occupied." (Photo by Kathy Keatley Garvey)

The butterfly begins to spread its wings as the syrphid edges closer to the nectar. (Photo by Kathy Keatley Garvey)
The butterfly begins to spread its wings as the syrphid edges closer to the nectar. (Photo by Kathy Keatley Garvey)

The butterfly begins to spread its wings as the syrphid edges closer to the nectar. (Photo by Kathy Keatley Garvey)

The butterfly spreads and flattens its wings. The syrphid does not move. (Photo by Kathy Keatley Garvey)
The butterfly spreads and flattens its wings. The syrphid does not move. (Photo by Kathy Keatley Garvey)

The butterfly spreads and flattens its wings. The syrphid does not move. (Photo by Kathy Keatley Garvey)


"Maybe if come around from a different direction!" the fly seems to say. (Photo by Kathy Keatley Garvey)

"Maybe if come around from a different direction!" the fly seems to say. (Photo by Kathy Keatley Garvey)


"Ah, all mine!" proclaims the fly. "I scared off the butterfly." (Photo by Kathy Keatley Garvey)

"Ah, all mine!" proclaims the fly. "I scared off the butterfly." (Photo by Kathy Keatley Garvey)

Posted on Monday, November 5, 2018 at 5:00 PM

Hungry, Hungry Caterpillars!

A Gulf Fritillary laying eggs on her host plant, passionflower vine. Note the eggs (yellow dots) on the left. (Photo by Kathy Keatley Garvey)

It starts out slow. Beginning in the spring (and sometimes year-around in some locales) Gulf Fritillaries (Agraulis vanillae) lay their eggs on their host plant, the passionflower vine (Passiflora). They deposit their eggs on the tendrils, on the...

A Gulf Fritillary laying eggs on her host plant, passionflower vine. Note the eggs (yellow dots) on the left. (Photo by Kathy Keatley Garvey)
A Gulf Fritillary laying eggs on her host plant, passionflower vine. Note the eggs (yellow dots) on the left. (Photo by Kathy Keatley Garvey)

A Gulf Fritillary laying eggs on her host plant, passionflower vine. Note the eggs (yellow dots) on the left. (Photo by Kathy Keatley Garvey)

By fall, the only thing left on the passionflower vine is the fruit. The leaves are gone. The hungry caterpillars are like insect shredding machines. (Photo by Kathy Keatley Garvey)
By fall, the only thing left on the passionflower vine is the fruit. The leaves are gone. The hungry caterpillars are like insect shredding machines. (Photo by Kathy Keatley Garvey)

By fall, the only thing left on the passionflower vine is the fruit. The leaves are gone. The hungry caterpillars are like insect shredding machines. (Photo by Kathy Keatley Garvey)

No leaves--just fruit--remain on this skeletonized passionflower vine. (Photo by Kathy Keatley Garvey)
No leaves--just fruit--remain on this skeletonized passionflower vine. (Photo by Kathy Keatley Garvey)

No leaves--just fruit--remain on this skeletonized passionflower vine. (Photo by Kathy Keatley Garvey)

The end result: a Gulf Fritillary adult. This one is nectaring on a Mexican sunflower, Tithonia. (Photo by Kathy Keatley Garvey)
The end result: a Gulf Fritillary adult. This one is nectaring on a Mexican sunflower, Tithonia. (Photo by Kathy Keatley Garvey)

The end result: a Gulf Fritillary adult. This one is nectaring on a Mexican sunflower, Tithonia. (Photo by Kathy Keatley Garvey)

Next 5 stories | Last story

 
E-mail
 
Webmaster Email: mdhachman@ucdavis.edu