Invasive weed specialists share the UK’s top 10 ‘most dangerous’ weeds to be aware of

With changing weather climates and seasons, different plants bloom, grow and spread, there could be some seriously dangerous plants ahead. Many of these weeds may look like plants growing next to others due to their colors and how they blend in. His family and pets.

Clearcut’s invasive weed experts said: “Here are 10 of the most dangerous and invasive weeds found around the UK today that will require weed removal and treatment.”

1. Giant Hogweed

Giant Hogweed is a plant in the Apiaceae family. This family includes some well-known plants such as parsley, carrot, oregano, cumin, and coriander.

Giant hogweed resembles a giant cow parsley plant. When fully grown, it can reach a height of between 1.5 meters and five meters and a spread of between one and two metres. It forms a rosette of toothed, lobed leaves in the first year before sending up a flower spike in the second year and then setting seed.

However experts warn that it is a “highly invasive plant, which is harmful to the health of both humans and animals”. He added: “It is commonly found along the banks of rivers and water sources where it can grow out of control, overpowering other plants and wildlife – killing them in the process.

“It produces a phototoxic sap that causes burns, blisters, scarring, and bruising upon contact with consequences affecting a person, body, hands, and face, as well as animals and pets. “

READ MORE: Gardeners share ‘effective’ solution to banishing weeds ‘for good’

2. Japanese Knot

Japanese knotweed is a highly invasive and resilient weed that can damage your property and reduce the value of your home. Experts explain: “The killer of gardens, this plant can grow at an alarming rate and may not survive long periods of dormancy.

“However, when it rises, it can pass through concrete, building foundations, electrical cabling and piping – causing an enormous amount of damage to homes and properties across the UK.”

3. Himalayan Balsam

Himalayan balsam is an attractive looking flower, with a thick, hollow stem, trumpet-shaped pink/white flowers, and elliptical-shaped green leaves. It grows in dense clumps and can be up to two meters tall. It contains an explosive seed capsule, which scatters the seeds up to a distance of seven meters.

Professionals warn that it is “a very invasive, non-native plant that is illegal to grow or cause to grow”. He explained: “Even if you accidentally cause this plant to grow, you can face criminal charges. It is illegal to move soil that contains its seeds and accidentally plant them.” And its growth spreads. That’s why expert advice should be your first port of call.”

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4. Wolfsbane

Plants of the Wolfsbane species usually have white or purple flowers. As a result of the plant’s great height, it has restrictive use in the garden, usually grown at the back of borders.

Although these plants may seem “harmless,” experts warn of the dangers of keeping this plant in gardens. He said: “Many people overlook them and see them as a nice colorful plant to have around their garden. People also plant them oblivious to the dangers – but this is a plant of the weed family, all poisonous! While actual cases of poisoning are rare, many people are unaware of the silent danger waiting in their garden.

5. Horsetail

According to professionals, this weed can grow up to 1.5 meters deep in the ground and “can quickly get out of control”. He said: “It will regrow and reproduce very quickly if broken or damaged, making it a nightmare for farmers, gardeners and property owners. This noxious weed is highly dangerous to grazing livestock and plantations Is.

6. Himalayan Knot

This particular member of the Polygonaceae family is often mistaken for Japanese knotweed, experts said, which is why experience, expert analysis and identification are essential to carrying out the appropriate and most effective treatment and control measures.

Read more: The ‘key trick’ to pruning Japanese maples for ‘healthy’ growth

Experts warn: “Ragworts contain toxic alkaloids that are toxic to grazing animals and domesticated animals to varying degrees. Once windblown, their seeds can remain active for up to 15 years, so that gives you an idea.” is how long this particular weed infestation can persist, grow and spread if not dealt with professionally and efficiently.

9. Hairy Bitters

A common weed found in gardens across the UK, this weed reproduces and grows continuously by firing and covering a large area with its seed pods when the flowering process is in progress. This means it can spread over a large area of ​​your property very quickly without you noticing, so it’s best to deal with it quickly.

10. Deadly Nightshade

As the name suggests this plant is very poisonous, it is common in central and eastern England but some cases have been discovered in less common areas throughout the UK. Hence, it is always worth getting an expert opinion and analysis.

A bushy weed growing with purple bell-shaped flowers. Experts warn: “The poison from this particular plant can make you feel; Dilated pupils, loss of balance and hallucinations and convulsions may occur.”

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