The Only Thing Fertilizer on t...

Apr 12, 2014 by

Here is a simple way to save money and improve water quality in local streams: do not leave fertilizer on the sidewalk. It will not...

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Keeping Honey Bees Alive in th...

Apr 9, 2014 by

I’m pleased to announce that my new book, Hives in the City: Keeping Honey Bees Alive in an Urban World, is now available. The...

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Virginia Bluebells for the Urb...

Apr 9, 2014 by

  When I look at Virginia bluebells (Mertensia virginica), I don’t see the bells. They look more like flashlights to me, or...

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Seed Swapping to Avoid Neonico...

Jan 27, 2014 by

Sharing Seeds with Others to Avoid  Neonicotinoid Pesticides   Although I have always known that the plants I bought from...

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English Ivy Removal Proves Eas...

Nov 14, 2013 by

  About a year ago, I decided to remove all of the English Ivy  which was growing in my backyard. The annoying invasive exotic...

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Turning Invasive Exotic Plants...

Oct 22, 2013 by

Invasive exotic plants were taking over Patterson Clark’s neighborhood in Northwest Washington, DC.  Initially he saw the need...

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