According to the USDA, the plant called Water Hemlock is the most violently toxic plant that grows in North America.

Water hemlock is one of the most poisonous plants in North America. The plant has small white flowers that grow in umbrella-like clusters, making it easy to confuse with other wildflowers.

Knowing how to identify and avoid poison hemlock – an extremely toxic plant with beautiful white flowers found in just about every state in the U.S. – can protect you and your animal ...

White snakeroot’s toxic agent is tremetone. Toxicity is more prevalent in green plants, but dried plants also remain toxic. White snakeroot causes illness in humans who have consumed it ...

Our neighboring desert in New Mexico and Texas is ... better drought tolerance than its tropical cousins. The flowers are a beautiful white. It grows to around 15 feet tall, but may also grow ...

A Eurasian species, poison hemlock is invasive to Texas and was brought to the U.S. as an ornamental plant for its attractive white flowers. Growing in moist soils preferring full sun to light ...

What is the most poisonous plant in the desert? One of the most poisonous plants in the desert is the water hemlock, typically found in moist soils along the edges of standing or running water.