| Plant | Low PPM | High PPM | StdDev | *Reference | |
|---|---|---|---|---|---|
| Ficus carica | Leaf | 300.0 | 500.0 | 1.0 | * |
| Crataegus monogyna | Leaf | -- | 9.0 | -1.0 | * |
| Ficus carica | Fruit | -- | -- | * | |
| Artemisia herba-alba | Plant | -- | -- | * | |
| Crataegus monogyna | Flower | -- | -- | * | |
| Oryza sativa | Leaf | -- | -- | * | |
| Glycyrrhiza glabra | Root | -- | -- | * | |
| Ruscus aculeatus | Shoot | -- | -- | * | |
| Triticum aestivum | Sprout Seedling | -- | -- | * | |
| Passiflora incarnata | Plant | -- | -- | Bisset, N.G., ed. 1994. Herbal Drugs and Phytopharmaceuticals. CRC Press. Boca Raton, FL. 566 pp. | |
| Ceratonia siliqua | Fruit | -- | -- | * |