Ongoing research

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Seedlings making progress under a grow light.
Fresno Gardening Green: Article

It’s time to start vegetable seeds indoors

January 15, 2024
It may be cold and gloomy outside, but I already have spring on my mind. I am getting ready for my spring and summer vegetable garden by starting seeds indoors. The first step is planning. What do you want to grow? Make a list of veggies you would like to grow.
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A honey bee and a Western yellowjacket meet on a rose at a UC Davis bee garden. Both are pollinators. (Photo by Kathy Keatley Garvey)
Bug Squad: Article

Wasps: Fascinating Insects But Often Demonized

January 15, 2024
By Kathy Keatley Garvey
If you hate wasps, and brush them off as just "uninvited guests at my picnic," take another look. For one, they're pollinators. Two, they're great predators, contributing to the biocontrol of such lepidopteran pests as cabbageworms (larva of cabbage white butterflies).
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Diagram of before and after rose pruning

Do I Really Need to Prune My Roses?

January 15, 2024
By Help Desk Team
The answer is YES! And it is easy! If you prune, your rose flower bushes will Be larger Have more flowers Will be more balanced and fuller And the health of your plant improved! Most roses need to be pruned only once a year.
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Napa Master Gardener Column: Article

Introducing the Earthworm

January 13, 2024
More than twenty thousand years ago, a major ice age spread across the northern latitudes of North America, Europe, and Asia and all the earthworms died. For millennia, these regions had no earthworms.
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Merced County Cooperative Extension: Article

January 2024

January 12, 2024
Upcoming Principles of Fruit & Nut Course Winter Sanitation Irrigation Considerations Prune Brownline Disease Alert...
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Thriving Forward: Article

Meet 4-H Placer County Ambassador and Club President Corea

January 12, 2024
By Matthew R Rodriguez
Recently I [Matt] had a chance to interview 4-H youth member Corea who is also this year's 4-H county ambassador and club president for Dry Creek in Placer County. The following are Corea's responses to my questions.
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This is one of the images of monarchs that Davis resident Larry Snyder took at the North Davis Channel.
Bug Squad: Article

Larry Snyder Sharing Images of 'Insects at the Ditch'

January 12, 2024
By Kathy Keatley Garvey
They crawl, they fly, they flutter, they buzz. They look at us, and we look back. But if you're Larry Snyder of Davis, an insect photographer and a retired musician, you not only look back, but you take their images.
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A northern giant hornet, Vespa mandarina, dubbed "murder hornet" by the news media. (Photo courtesy of the Washington State Department of Agriculture)

Lynn Kimsey to Discuss Social Wasps at Jan. 20th Bohart Museum Open House

January 12, 2024
By Kathy Keatley Garvey
Social wasp expert Lynn Kimsey, UC Davis distinguished professor of entomology and director of the Bohart Museum of Entomology, will be featured at the next Bohart open house, set for 1 to 4 p.m., Saturday, Jan. 20, in Room 1124 of the Academic Surge Building, 455 Crocker Lane, UC Davis campus.
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Youth Development Insights: Article

From Youth to Competent Adults: The Long-Term Outcomes of 4-H

January 12, 2024
By Nicole K Marshall-Wheeler
From Youth to Competent Adults: The Long-Term Outcomes of 4-H Participating in the 4-H Youth Development Program can be rewarding for youth in many ways. Often youth participate in programs or projects which help them cultivate new skills or gain confidence while having fun.
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