News From the Musselshell Watershed Musselshell Watershed Coalition June 2020

Weed Spotlight: Leafy Spurge (Euphorbia esula)

By Andrew Sanders, Big Sky Watershed Corps, Musselshell Watershed Coalition

What is it?

Leafy spurge is a highly invasive and noxious weed that was introduced to the United States from Eurasia. It grows to be about 1-3ft tall, has a milky, latex sap, and small yellow-green flowers. The latex sap is poisonous to cattle and horses, causing blistering and skin irritation if they come in contact, and scouring and death if consumed. Cattle and horses will refuse to graze it, but can eat it accidentally if they are given infested hay. Leafy spurge is on...

 

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