Black Widow or False Black Widow?

...e kind of dangerous, either. This is not reassuring. But then on the handy page Frequently Encountered Spiders in California, I learned about the False black widow. Another European invasive, this spider seems to be displacing our native black widows in urban areas. This spider is roughly the same size and shape as a black widow, but is brown with a faint purple sheen. I like this false black widow option a lot. The false widows don’t have a dange...

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How To Stop Powdery Mildew

...begin with some condensed advice from UC Davis’ Integrated Pest Management page: Preventative measures: grow resistant varieties find a sunnier spot for the vegetable garden back off on nitrogen Non-chemical approaches sprinkle plants with water mid morning–add soap for more effectiveness remove infected leaves promptly and dispose of them Fungicides: apply horticultural oil, neem oil or jojoba oil if the temperature is under 90° F. Do not apply a...

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A Library for a Post-Electricity Future

...ecent episode of WNYC’s On the Media took a look at what would happen if a solar flare or electomagnetic pulse zapped our access to the Interwebs. What will we do when we can’t Instagram our taco platters? One of the segments of the show profiles Rocky Rawlins, who runs a fantastic website, survivorlibrary.com. The library is a trove of pre-electricity how-to books, everything from building your own steam engine to beekeeping, navigation, parlor g...

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Saturday Tweets: Naked Gardening Day Edition

...on — Root Simple (@rootsimple) April 29, 2015 Something from Nothing – DIY Solar heater from scrap bottles http://t.co/Ygle3ndjDD — Root Simple (@rootsimple) April 29, 2015 CNN: Home-canned potatoes to blame for botulism outbreak http://t.co/cyjUmx4dNr — Root Simple (@rootsimple) April 29, 2015 Britain has a poo-powered bus. But does its design campaign stink? http://t.co/DBNhOmYD1T via @slate — Root Simple (@rootsimple) April 29, 2015 Where can y...

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