Let's Get Fresh: Be a Kid Again: DIY Soil Blocks
By Bob Workman on January 11, 2015 from Let’s Get Fresh
30 units of brown peat
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¼ unit colloidal phosphate
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20 units compost
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¼ unit of blood meal
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20 units coarse sand or perlite
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¼ unit greensand
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10 units garden soil
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1/8 unit lime
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