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"Poisonous" does not mean deadly. Some manifestations of toxicity are subtle. The dose, as always, determines if a plant is safe source of nutrients or a toxic hazard.

Frequently (and not so frequently) Asked Questions

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BRIEF: Does docweed cure poison ivy?

Does docweed (garden sorrel) cure poison ivy?


I have never heard this, but I doubt it. Anything applied for two weeks that doesn't make poison ivy worse will seem to cure it, since it goes away by itself in that time anyway.