Leafy spurge is a very serious problem in the upper midwest including state such as North Dakota, South Dakota, Montana, and Wyoming. ... When consumed by livestock, the toxins in leafy spurge affect the digestive tract and cause scours and weakness. When large amounts are ingested, it can even cause death.

How does leafy spurge affect the ecosystem?

Aided by early spring emergence and lack of predators, leafy spurge absorbs the bulk of light, space, water and nutrients, often becoming the dominant plant in mixed grass prairie habitats. General species diversity and abundance declines as a result of being crowded out by this noxious weed.

Is spurge an invasive plant?

Leafy spurge is an invasive species. Leafy spurge is on the Control noxious weed list meaning you must prevent the spread of this plant. Leafy spurge is tolerant of a wide range of conditions, from dry to moist and sunny to shade. It is found in roadsides and non-cropland disturbed environments.