Although the flowers of jimsonweeds can be very beautiful, this four-foot tall weed packs with it a poisonous payload in the form of a spine-covered seedpod. Read this article for more info. Methods for controllingJimsonweed can range from mechanical to chemical. For chemical control options you may refer to the 2014 Michigan State University Extension Weed Control... A horse with jimsonweed poisoning can die from ingesting the plant. You can controljimsonweed on your farm by mechanically removing it or utilizing chemicals to kill the plant. Jimsonweedcontrol can be challenging, since seeds from past seasons can be brought to the surface while tilling. These seeds remain viable for up to a century... Ingestion of the drug has led to seizures, coma, and even death. With all the potential harmful and deadly effects, jimsonweed is not scheduled under the Controlled Substances Act. How do you grow Jimsonweed? What does Datura do to you? Is Datura the same as moonflower? Which plant is nicknamed the tumbleweed? Is thorn apple good for asthma? Description: Jimsonweed is a large robust plant growing up to five feet tall. Its stem is erect, freely branching and either green or purple. Jimsonweed Identification JimsonweedControl.Controls most effective during rosette stage. Information by Rakesh Chandran, Ph.D., WVU Extension Weed Science Specialist. The goal of the Department of Plant Soil and Microbial Sciences is to control and manage weeds, including jimsonweed, for the health and productivity of crop plants. Find out how to effectively control dock, datura, thistles and bindweeds by acting at source: the soil. Analysis, causes and natural solutions.