| Plant | Low PPM | High PPM | StdDev | *Reference | |
|---|---|---|---|---|---|
| Cnidoscolus chayamansa | Leaf | 3040.0 | 15190.0 | 0.5 | * |
| Vigna unguiculata | Fruit | 1840.0 | 15144.0 | 2.9 | USDA's Ag Handbook 8 and sequelae) |
| Brassica oleracea var. botrytis l. | Leaf | 1410.0 | 15143.0 | 0.5 | * |
| Brassica oleracea var. italica | Leaf | 1410.0 | 15143.0 | 0.5 | USDA's Ag Handbook 8 and sequelae) |
| Pisum sativum | Seed | 3170.0 | 14995.0 | 0.4 | * |
| Cicer arietinum | Seed | 12910.0 | 14595.0 | 0.3 | USDA's Ag Handbook 8 and sequelae) |
| Bixa orellana | Seed | 10130.0 | 14250.0 | 0.3 | * |
| Valerianella locusta | Plant | 1010.0 | 14025.0 | 0.5 | * |
| Avena sativa | Plant | -- | 14000.0 | 0.5 | Jim Duke's personal files.* |
| Lactuca sativa | Leaf | 840.0 | 14000.0 | 0.3 | * |
| Psophocarpus tetragonolobus | Tuber | 5920.0 | 13897.0 | 1.7 | * |
| Brassica oleracea var. botrytis l. | Flower | 1070.0 | 13825.0 | * | |
| Vigna aconitifolia | Seed | 12480.0 | 13818.0 | 0.2 | * |
| Pistacia vera | Seed | 12780.0 | 13295.0 | 0.2 | * |
| Portulaca oleracea | Herb | 650.0 | 13200.0 | -1.0 | * |
| Artocarpus altilis | Seed | 5700.0 | 13035.0 | 0.1 | USDA's Ag Handbook 8 and sequelae) |
| Brassica oleracea var. sabellica l. | Leaf | 1970.0 | 12675.0 | -0.0 | * |
| Basella alba | Leaf | 860.0 | 12465.0 | -0.1 | * |
| Brassica oleracea var. viridis l. | Leaf | 750.0 | 12293.0 | -0.1 | * |
| Papaver somniferum | Seed | 10990.0 | 11789.0 | -0.0 | * |