Green Blog

Sunlight shining through grove of cottonwoods

The Green Blog shares news and information related to forestry/wildfire, sustainability, climate, environmental stewardship and other green topics.

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The exotic soilborne Phytopthora cinnamomi was introduced in the Ione area of the Sierra Nevada foothills, where it is literally wiping out two native manzanita species. This picture shows how vehicles spread the pathogen along roads and tracks by kicking up infected soil, killing nearby manzanita. (Photo: Matteo Garbelotto)
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Is habitat restoration actually killing plants in California wildlands?

January 4th, 2019
In 2014, plant biologists with the California Department of Agriculture reported an alarming discovery: native wildflowers and herbs, grown in nurseries and then planted in ecological restoration sites around California, were infected with Phytophthora tentaculata, a deadly exotic plant pathogen tha...
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Yellow and black mud dauber wasps are predators of spiders but harmless to people. Adults are about 1-inch in length with true wasp waists!
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Why mud daubers are on spider patrol

December 4th, 2018
By Rachael Long
UC Cooperative Extension advisors are on the front line and get the most interesting questions from our community. Someone brought some wasps into our office, and was worried they were invading her home, and wondered how to get rid of them.
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Organic farmer Phil Foster stands in front of a field with cover crops planted in strips at the top of the planting bed.
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Organic farmers and researchers strive to advance soil care

November 26th, 2018
Organic farmer Phil Foster has developed a creative way to nurture the soil on his 200-acre farm near Hollister. He plants cover crops in a single line at the top of the planting bed, saving water and seed while keeping the furrows clear for irrigation.
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