tansy ragwort Sencio jacobea L. (Asteraceae)
Chemical Control
Description of Plant:
Tansy ragwart, Sencio jacobea, the plants stem stands straight up in the air and branches out at the top. The plant can live through the year and after blooming and producing seeds it will die the next year. The plants roots start to spread from the crown of the plant, they are light in color and have a fibrous system structure. The leaves of this plant are dark green on top and a whitish green on the bottom. The stems grow up to one to four feet tall. The flowers have 13 petals in one group and they look like small daises in a garden.
Useful Herbicides:
Tordon 22K, Tordon 101 Mixture
Herbicide Brand How to Apply When to Apply Tordon 22K Boom, handgun, or backpack. Any time when the plant is fully developed and green leaves are present. Tordon 101 Mixture Ground equipment or helicopter using drift control system or agent. Any time when the plant is fully developed and green leaves are present.
Further Information About These Herbicides:
Herbicide Brand Active Ingredient Mode of Action Tordon 22K Tordon 22K Growth Regulator Herbicide Tordon 101 Mixture Tordon 101 Mixture Growth Regulator Herbicide
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By: Ryan Hunt and Naomi Olind 1/29/03