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From the research I've done it seems that most plants pick up very little. In fact it's almost a problem because you can't "leach" it out through planting. On t
by Herodotus38 8y ago
From the research I've done it seems that most plants pick up very little. In fact it's almost a problem because you can't "leach" it out through planting. On the other hand, fruits and such aren't affected. The problem is that it's in the soil, so you have to be really careful about washing produce if it's dusty. I would be very hesitant to eat any beets, carrots, potatoes, etc... unless the soil had been amended. That usually means several feet get manually removed and dumped somewhere else and you bring in fresh topsoil. This is what WA state has had to do with a lot of the parks and public schools where they've tested and found high Pb levels.
- Gibbon1 8y agoThat's what I've read as well. Generally in soils lead gets sequestered as lead sulfate and phosphate. I think unless acidic conditions exist it just stays there indefinitely. And plants tend not to absorb it. So your tomatoes are okay.
- maxerickson 8y agoThat's removal and replacement. Amendment is adding something to improve the soil. Manure or peat or whatever.
- Herodotus38 8y agoThanks, you are correct