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Posts Tagged: Art Shapiro

Spotting the Cabbage White Butterfly

A cabbage white butterlfy, Pieris rapae, heads for lantana in a Vacaville garden. (Photo by Kathy Keatley Garvey)

They're everywhere. But they're not welcome. Agriculturists who commercially grow cabbage and other cucurbits aren't fond of the cabbage white butterlfy, Pieris rapae, because its larvae are pests that ravish their crops. No welcome mat for them. This butterfly, however, is welcome--sort...

A cabbage white butterlfy, Pieris rapae, heads for lantana in a Vacaville garden. (Photo by Kathy Keatley Garvey)
A cabbage white butterlfy, Pieris rapae, heads for lantana in a Vacaville garden. (Photo by Kathy Keatley Garvey)

A cabbage white butterlfy, Pieris rapae, heads for lantana in a Vacaville garden. (Photo by Kathy Keatley Garvey)

The cabbage white butterfly flips. (Photo by Kathy Keatley Garvey)
The cabbage white butterfly flips. (Photo by Kathy Keatley Garvey)

The cabbage white butterfly flips. (Photo by Kathy Keatley Garvey)

Cabbage white butterfly returns to sip some nectar from the lantana. (Photo by Kathy Keatley Garvey)
Cabbage white butterfly returns to sip some nectar from the lantana. (Photo by Kathy Keatley Garvey)

Cabbage white butterfly returns to sip some nectar from the lantana. (Photo by Kathy Keatley Garvey)

Posted on Monday, October 15, 2018 at 5:02 PM

Red Passionflower Vine: Pretty But Poisonous?

A Gulf Fritillary foraging on a lavender passionflower vine, genus Passiflora. This is the Gulf Frits' host plant, they lay their eggs only on Passiflora. (Photo by Kathy Keatley Garvey)

If want to plant a passionflower vine (Passiflora)--the host plant of Gulf Fritillary butterflies (Agraulis vanillae)--in your garden, go for the species that produce lavender or purple flowers, "not the red ones." That's what we've been told for years. We hear that butterflies don't like the red...

A Gulf Fritillary foraging on a lavender passionflower vine, genus Passiflora. This is the Gulf Frits' host plant, they lay their eggs only on Passiflora. (Photo by Kathy Keatley Garvey)
A Gulf Fritillary foraging on a lavender passionflower vine, genus Passiflora. This is the Gulf Frits' host plant, they lay their eggs only on Passiflora. (Photo by Kathy Keatley Garvey)

A Gulf Fritillary foraging on a lavender passionflower vine, genus Passiflora. This is the Gulf Frits' host plant, they lay their eggs only on Passiflora. (Photo by Kathy Keatley Garvey)

Gulf Fritillaries avoided this species of red passsionflower vine, Passiflora jamesonii, planted in the Garvey yard. Honey bees, however, did not. (Photo by Kathy Keatley Garvey)
Gulf Fritillaries avoided this species of red passsionflower vine, Passiflora jamesonii, planted in the Garvey yard. Honey bees, however, did not. (Photo by Kathy Keatley Garvey)

Gulf Fritillaries avoided this species of red passsionflower vine, Passiflora jamesonii, planted in the Garvey yard. Honey bees, however, did not. (Photo by Kathy Keatley Garvey)

Posted on Thursday, October 4, 2018 at 5:01 PM
Focus Area Tags: Environment Yard & Garden

Monarch Madness: Thanks, Monarch Mama!

A hungry monarch caterpillar chewing on a milkweed stem this morning in a Vacaville pollinator garden. (Photo by Kathy Keatley Garvey)

Thar's gold in them thar hills? Probably not. But thar's definitely gold in that there pollinator garden--our little pollinator garden in Vacaville, Calif. Gold, black and white--as in the iconic monarch caterpillars. We've been waiting all year for Mama Monarchs to lay some eggs on our...

A hungry monarch caterpillar chewing on a milkweed stem this morning in a Vacaville pollinator garden. (Photo by Kathy Keatley Garvey)
A hungry monarch caterpillar chewing on a milkweed stem this morning in a Vacaville pollinator garden. (Photo by Kathy Keatley Garvey)

A hungry monarch caterpillar chewing on a milkweed stem this morning in a Vacaville pollinator garden. (Photo by Kathy Keatley Garvey)

The monarch caterpillar swirls to get the best angle. (Photo by Kathy Keatley Garvey)
The monarch caterpillar swirls to get the best angle. (Photo by Kathy Keatley Garvey)

The monarch caterpillar swirls to get the best angle. (Photo by Kathy Keatley Garvey)

The long and short of it--a monarch caterpillar crawls on a stem to its next dining spot. (Photo by Kathy Keatley Garvey)
The long and short of it--a monarch caterpillar crawls on a stem to its next dining spot. (Photo by Kathy Keatley Garvey)

The long and short of it--a monarch caterpillar crawls on a stem to its next dining spot. (Photo by Kathy Keatley Garvey)

Even seed pods are fair game for hungry monarch caterpillars. (Photo by Kathy Keatley Garvey)
Even seed pods are fair game for hungry monarch caterpillars. (Photo by Kathy Keatley Garvey)

Even seed pods are fair game for hungry monarch caterpillars. (Photo by Kathy Keatley Garvey)

Close-up of a monarch caterpillar, taken with a Canon MPE-65mm lens. (Photo by Kathy Keatley Garvey)
Close-up of a monarch caterpillar, taken with a Canon MPE-65mm lens. (Photo by Kathy Keatley Garvey)

Close-up of a monarch caterpillar, taken with a Canon MPE-65mm lens. (Photo by Kathy Keatley Garvey)

Art Shapiro: Worst Monarch Season Ever, But Best MIlkweed Season Ever

A female monarch butterfly nectaring in a Vacaville pollinator garden. (Photo by Kathy Keatley Garvey)

This year ranks as the worst monarch season he's ever seen in California. But...this year ranks as the best milkweed season he's ever seen in California. Butterfly guru Art Shapiro, distinguished professor of evolution and ecology at the University of California, Davis,  has monitored...

A female monarch butterfly nectaring in a Vacaville pollinator garden. (Photo by Kathy Keatley Garvey)
A female monarch butterfly nectaring in a Vacaville pollinator garden. (Photo by Kathy Keatley Garvey)

A female monarch butterfly nectaring in a Vacaville pollinator garden. (Photo by Kathy Keatley Garvey)

Art Shapiro, UC Davis distinguished professor of evolution and ecology, fields questions at the May 26 Butterfly Summit, held at Annie's Annuals and Perennials, Richmond. (Photo by Kathy Keatley Garvey)
Art Shapiro, UC Davis distinguished professor of evolution and ecology, fields questions at the May 26 Butterfly Summit, held at Annie's Annuals and Perennials, Richmond. (Photo by Kathy Keatley Garvey)

Art Shapiro, UC Davis distinguished professor of evolution and ecology, fields questions at the May 26 Butterfly Summit, held at Annie's Annuals and Perennials, Richmond. (Photo by Kathy Keatley Garvey)

What's Going On with the Monarchs?

A male monarch on Mexican sunflower (Tithonia) on Aug. 30 in a Vacaville pollinator garden. (Photo by Kathy Keatley Garvey)

What's going on with the monarchs? Our little pollinator garden in Vacaville, Calif., usually draws dozens of them in the summer as they flutter around, sip nectar from the Mexican sunflower (Tithonia) and lay their eggs on their host plant, milkweed. Then in late summer and fall, the migratory...

A male monarch on Mexican sunflower (Tithonia) on Aug. 30 in a Vacaville pollinator garden. (Photo by Kathy Keatley Garvey)
A male monarch on Mexican sunflower (Tithonia) on Aug. 30 in a Vacaville pollinator garden. (Photo by Kathy Keatley Garvey)

A male monarch on Mexican sunflower (Tithonia) on Aug. 30 in a Vacaville pollinator garden. (Photo by Kathy Keatley Garvey)

A male monarch butterfly nectaring on Mexican sunflower (Tithonia) in Vacaville, Calif. on Aug. 30. (Photo by Kathy Keatley Garvey)
A male monarch butterfly nectaring on Mexican sunflower (Tithonia) in Vacaville, Calif. on Aug. 30. (Photo by Kathy Keatley Garvey)

A male monarch butterfly nectaring on Mexican sunflower (Tithonia) in Vacaville, Calif. on Aug. 30. (Photo by Kathy Keatley Garvey)

A male monarch perches on the top of a  Mexican sunflower in an image taken Aug. 30 in Vacaville, Calif. (Photo by Kathy Keatley Garvey)
A male monarch perches on the top of a Mexican sunflower in an image taken Aug. 30 in Vacaville, Calif. (Photo by Kathy Keatley Garvey)

A male monarch perches on the top of a Mexican sunflower in an image taken Aug. 30 in Vacaville, Calif. (Photo by Kathy Keatley Garvey)

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