| Plant | Low PPM | High PPM | StdDev | *Reference | |
|---|---|---|---|---|---|
| Filipendula ulmaria | Flower Essent. Oil | -- | 28000.0 | * | |
| Hyssopus officinalis | Essential Oil | -- | -- | * | |
| Panax ginseng | Shoot | -- | -- | * | |
| Tagetes minuta | Essential Oil | -- | -- | * | |
| Citrus aurantium | Flower | -- | -- | * | |
| Pueraria montana | Fruit Essent. Oil | -- | -- | * | |
| Humulus lupulus | Essential Oil | -- | -- | * |