Hi, I'm organizing a vacant lot community garden in Washington DC (size
60'x70'). Unfortunately, the soil test results came back from UMass with the
following lead levels: extracted lead=151ppm, estimated total lead=1146 ppm.
We
need advice on how to approach gardening in this lot. A cou
bulk
delivery of something like half topsoil and half mushroom soil
---Mike McG
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Subject: [cg] need advice on site wit
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Subject: [cg] need advice on site with high lead
Hi, I'm organizing a vacant lot community garden in Washington DC
Judy,
Mustard will absorb heavy metals. It can be planted and then disposed of
properly. Do not compost or eat. Also, beer can be added to the soil to
assist microorganisms in cleaning the soil. Any beer will do, the cheapest
is fine.
Don9t have any resources, this is from memory.
Good luck,
It's not the norm in DC. I'm finding it recently in gardens in the Capitol
Hill area, but not elsewhere. Not to say it isn't very important always to
test. I'd think it important to find out how deep the lead is in the soil
before just deciding to remove a certain amount of soil. What if
Jack Hale and Mike McGrath are probably the most knowledgable folks I know on
this listserv re lead paint, and heavy metal remediation in gardens.
Period.
Jack even had a phytoremediation study in one of his gardens paid for by a
large commerical concern a few years ago, if I'm not mistaken.
Hi Judy,
We went through the lead thing here years ago. We had advice from ARS
and from the Penn State folk. We even had our plants tested, washed and
unwashed and found that any lead "in" the plants was actually air
deposited and had not been taken up from the soil.
We learned, among other
know more.
-- Maria
Volunteer gardener and past garden coordinator
Suydam Street Community Garden
New Brunswick, NJ
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Sent: Monday, May 09, 2005 8:35 PM
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