Water Hemlock Vs Poison Hemlock

Using the term poison hemlock may not be the best way to describe the Western water hemlock. This plant has a wide range of qualities that make it different from other types of poison hemlock. For starters, this plant has purple blotches. In addition, it has a strong smell, which resembles poop. In addition, this plant has leaves, fruit, and flowers.

Western waterhemlock

During the early spring, livestock producers should be aware of the dangers of western waterhemlock. This plant is the most violently toxic plant in North America. Western waterhemlock roots can kill cows and horses. Toxin from water hemlock is mixed with grass and can cause death and illness.

To keep animals from becoming ill, water hemlock plants should be removed from the field. A backpack sprayer can be used to spray the plants. Alternatively, the roots can be pulled out and disposed of. Wear protective clothing when handling these plants.

Western water hemlock grows in marshes, streams, rivers and wet areas. In these environments, the plant grows up to three feet tall and produces a cluster of white flowers. It is also known as wild parsnip.

Western water hemlock is a native species. It can be controlled by applying herbicides, removing it, or pulling it out. Some weed control authorities recommend a 2% glyphosate concentration for western water hemlock control.

Western water hemlock is also known as cowbane, a word that was once used to describe the plant. This plant is native to the Pacific Northwest.

Western water hemlock is grouped into umbrella-like clusters of tiny white flowers. Each flower produces two seeds. The seeds can be transported by water or birds. When the seeds are mature, they fall to the ground.

Poison hemlock has a noxious odor associated with alkaloids. The plant has purple spots on the stem. The leaves are large, compound, and opposite. When crushed, they release a rank odor.

Purple blotches

Often confused with wild carrot, poison hemlock is a biennial plant that is toxic to humans and animals. It is found in marshes, wetlands and low elevations.

Its flowers are small white clusters that grow on a stem. Its leaves are lanceolate with sharp edges. It has a long, white taproot that is hollow between the nodes. Its fruit is a grayish-green ribbed fruit that contains seeds.

It can grow as high as 10 feet. It grows in wet areas, such as swamps and marshes, as well as cultivated fields. The plant’s main toxin is cicutoxin, which works as a potent stimulant. It’s toxic to livestock and wildlife, and can even kill people.

The plant is native to Europe, but it has spread widely in the U.S. It has also been planted as an ornamental plant in some areas.

It’s very toxic, so don’t harvest it for food. It’s also a danger to children. Its sap is toxic to the skin. It can cause blisters when exposed to sunlight. It can also be carried by flood waters. Its seeds can be spread by birds and rodents.

It’s best to know how to identify poison hemlock before you pick it up. If you can’t, visit a county extension office. It’s a good idea to wear gloves and a dust mask while handling the plant.

To identify poison hemlock, look for purple blotches on the stems. You should also wear protective eyewear if you’re weed-whacking.


During the first year of growth, the poison hemlock plant forms a large rosette. In the second year, the plant produces flower buds and sets seeds. It is important to keep in mind that the plant is highly toxic, and can be dangerous to humans.

The root of the poison hemlock plant is stout, hollow and hairless. It has a bulbous structure and is often identified by its purple striations. In addition, the root contains a yellowish oily liquid.

When exposed, the roots of the poison hemlock plant can cause serious illness and even death. They have been known to kill cattle, horses, and goats. In addition, the roots of the Western water hemlock plant are very toxic. The roots of the Western water hemlock plant can kill a 1,200-pound horse.

The Western water hemlock plant grows in marshes and is also called beaver poison. It is found throughout the western United States. It is a member of the Apiaceae plant family. Other Apiaceae family members include celery, carrots, and parsley.

Water hemlock and poison hemlock have similar foliage. However, poison hemlock has larger, lacy leaves that resemble chervil or wild carrots. When crushed, the leaves emit an unpleasant smell. The stems of the plant are hairless and smooth.

The Western water hemlock plant is a member of the Apiaceae family. This plant grows in marshes and marsh beds, but it can also be found in dry land areas. Water hemlock is most poisonous in spring.


Unlike Queen Anne’s lace, poison hemlock is toxic. This plant is known as the most poisonous plant in North America. It grows in moist areas, and is found in foothills to montane ecosystems. It is a biennial plant, and takes two years to complete its life cycle.

The Western waterhemlock is easily recognized by its bulbous root structure. The root is mostly hollow, with a few partitions. It grows from 2 to 8 feet tall. The root is very toxic, and the seeds can be transported by water.

The root has a brown hairy fringe around the top. It is very dangerous, and can cause death in cattle. During early growth, cicutoxin is present in the water hemlock leaves. The plants are toxic to all classes of livestock.

The leaves of water hemlock are lance-shaped, and have coarse teeth on the margins. They also have a rank odor. The odor is associated with alkaloids.

The plant’s main stem is hollow, and looks like a parsnip root. It is often confused with wild carrot. When crushed, the plant has an odor similar to parsnips.

The plant has a rosette of white flowers in its first year, and sets seeds. The seeds look like anise. They fall near the plant, and disperse via birds.

In its second year, the plant produces a white umbel of flowers. These flowers have five petals and grow in umbrella-like clusters. They are common in wet areas, and are found in clay loam soils.


Despite the name, poison hemlock is a biennial plant. It is toxic to animals and humans. It is found in Europe, Asia, and most of North America. The plant produces up to 38,000 seeds per plant.

It is a herbaceous plant that grows about two to ten feet high. In its first year, the plant produces a large rosette of leaves. In its second year, it produces a white umbel of flowers. The flowers bloom in May to August.

Poison hemlock is commonly confused with carrots, parsnips, and wild parsley. It can be mistaken for those plants when they first emerge from the ground.

The plant’s leaves look like ferns and chervil. When they are crushed, they emit an unpleasant odor. The plant is also known for producing a parsnip-like smell.

In the second year, poison hemlock produces a tall flowering stalk. The stalk may reach eight to ten feet in height. The flowers are tiny and five petalled. They usually bloom in May. When they are mature, the flowers curl into a bird’s nest shape.

Poison hemlock is toxic to most animals. It causes a great abdominal pain when ingested. The seeds are also toxic. They may be dispersed by birds and water.

The plant can be toxic to cattle, sheep, goats, and horses. It may also cause crooked legs in cattle and crooked calf disease in sheep. The plant may also cause skin blisters.

Smells like poop

Getting your horse poisoned by water hemlock is a very unpleasant proposition. Water hemlock has the ability to kill a horse within hours of ingestion. Its primary toxin is cicutoxin, a potent stimulant.

A horse that has been poisoned by water hemlock will typically display symptoms such as vomiting, convulsions, and seizures. If left untreated, the horse may succumb to cardiovascular collapse or even asphyxia. Luckily, the plant is not very attractive to horses in general.

The best defense is to remove the plant from your property as soon as possible. If possible, wear gloves when digging up the plant. Often, the plant is found in lowland areas such as swamps. Water hemlock is a perennial plant that grows to seven feet tall.

There are two main types of water hemlock. One is the spotted water hemlock, whose leaves are shaped like an umbrella. The other type, the western water hemlock, is the deadlier of the two.

It’s also possible to get poisoned by eating the wrong hemlock. Water hemlock is also edible, but its most potent toxin is located in the roots. In some cases, the root may actually taste sweet.

The best way to avoid getting poisoned by water hemlock is to keep your horse away from the area. However, it’s not uncommon to see a horse in a pasture where a water hemlock is present.