| Description | A plant with history going back to the Neolithic era. Has yellow flowers in an umbel and blue dye is extracted from the leaves. Is listed as an invasive weed in many areas. |
|---|---|
| Plant Type | All Plants, Biennials |
| Sunlight | full |
| Moisture | average |
| Soil & Site | average |
| Flowers | yellow, borne in an umbel |
| Leaves | simple, green |
| Propagation | spreads by seeds |
| Native Site | Native to grasslands of southeastern Russia. Has spread and become a noxious weed in some areas. |
| Misc Facts | Besides a blue dye, Isatis has many medicinal uses. The blue dye from this plant was mixed with a yellow dye from Genista tinctoria to produce a green dye (#49). |
| Notes & Reference | #49-The History and Folklore of North American Wildflowers (Timothy Coffey) |
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