Information and discussion regarding garden diseases, insects and other unwelcome critters.
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June 24, 2020
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#1 |
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Tomatovillian™
Join Date: Oct 2014
Location: connecticut,usa
Posts: 1,152
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actually,the plants in my cement blocks never get BER from what they can leach out of the blocks.
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June 25, 2020
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#2 |
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Tomatovillian™
Join Date: Jan 2014
Location: Near Philadelphia, PA
Posts: 1,940
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Calcium!
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June 25, 2020
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#3 |
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Tomatovillian™
Join Date: Oct 2014
Location: connecticut,usa
Posts: 1,152
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let there be light
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June 27, 2020
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#4 |
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Tomatovillian™
Join Date: Aug 2007
Location: Erie, PA
Posts: 44
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I believe that a modern cent is only 2.5% copper, the rest is zinc. However older pennies are mostly copper.
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