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European paper wasp targets a crippled Gulf Fritillary. (Photo by Kathy Keatley Garvey)
Bug Squad: Article

Wasp Attack

August 13, 2014
By Kathy Keatley Garvey
When you're trying to rear Gulf Fritillary butterflies (Agraulis vanillae), expect the expected: predators. It doesn't take long for European paper wasps (Polistes dominula) to find the butterfly's host plant, the passionflower vine (Passsiflora) and prey.
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mulch
Topics in Subtropics: Article

Mulch, Avocados and the Home Garden

August 13, 2014
By Ben A Faber
I just raked up all the leaves under the avocado and it looks so nice. PUT THEM RIGHT BACK. The avocado is shallow-rooted and really depends on the natural leaf mulch to protect its roots. In fact the roots will actually colonize the rotted leaves as if it were soil.
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Red-shouldered stink bugs mating. (Photo by Kathy Keatley Garvey)
Bug Squad: Article

Stink Bugs Do It, Too!

August 12, 2014
By Kathy Keatley Garvey
"Birds do it," sang Ella Fitzgerald. "Bees do it..." "Even educated" (insert "stink bugs") "do it." But she didn't sing that; that wasn't part of Cole Porter's lyrics. But it's true. Stink bugs do it. Unfortunately. We'd rather they NOT.
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A syrphid fly, aka flower fly or hover fly, nectaring on a tower of jewels. (Photo by Kathy Keatley Garvey)
Bug Squad: Article

The Good Guys--and Girls!

August 11, 2014
By Kathy Keatley Garvey
Think of them as "the good guys" and "the good girls." Insects such as lacewings, lady beetles and flower flies. We're delighted to see that the Xerces Society for Invertebrate Conservation has just published a 250-page book on "Farming with Native Beneficial Insects.
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IGIS: Article

More from the 2014 ESRI User Conference

August 8, 2014
By Robert Johnson
The ESRI User Conference is always an exciting and educational experience, and this year was no different. In addition to the new offerings discussed in the previous post, there were a few very interesting new developments in the web mapping arena.
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Damselfly with water mites (see egglike mass). The insect next to it is probably thrips, according to Lynn Kimsey, director of the Bohart Museum of Entomology, UC Davis. (Photo by Kathy Keatley Garvey)
Bug Squad: Article

Delightful Damselflies

August 8, 2014
By Kathy Keatley Garvey
When an egret swooped down and ate all the goldfish in our fish pond--quite a smorgasbord of goldies--we left the pond bare for a couple of months. The result was a good one: more damselflies.
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Hops
Topics in Subtropics: Article

Are Hops a Serious Option as a Crop in San Diego?

August 8, 2014
By Ben A Faber
Farmers in our county who are using high-priced water are really thinking about niches in the market. They simply must get the best prices they can if they are going to stay in business. So, what are these niches? One niche is simply converting to an organic operation.
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