The study and science of plants.

Wildflower resources

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Books and Other References This small selection of wildflower guides lists those that are most useful for wildflower watchers in the Bay Area. Some of these books have been in continuous publication for decades, a good measure of their usefulness … Read more

Be Careful with Fiddlenecks

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In his article on “The Changing Nature of Joaquin Miller Park” author Rex Burress wrote that the fiddle-heads of young bracken ferns are edible “either cooked or raw.” However, before you head out to pick ferns for your soup pot, … Read more

Sudden Oak Death Update

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A lot has happened in the battle against Sudden Oak Death (SOD) since Bay Nature reported on it in January. To date, the disease has been identified in black oak, coast live oak, tanbark oak, and Shreve oak trees in … Read more

The Vale of Tesla

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Nestled in the hills southeast of Livermore, at the border between the San Joaquin Valley and the Bay Area, the old Tesla Mine townsite in Corral Hollow sustains a vibrant mix of inner south coast range plants and animals along with the traces of a rich human history. But a state proposal to create an off-road vehicle park in the hollow threatens to reopen old scars on this tranquil landscape.

What makes wildflowers so colorful?

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At the precise moment we are looking at them, flowers are sending light rays back to us. But not all of them are sending us the same kind of light in the same way. The different colors are different wavelengths … Read more