You might notice its distinct red or purple shoots starting to break through, while its shovel-shaped leaves are also an easily identifiable sign.” “There are a few telltale signs that could identify a knotweed problem early, and it is always better to tackle the problem at the first possible opportunity. While it isn’t illegal to have this invasive plant on your property, it can quickly damage and devalue your house and you could find yourself the subject of a legal claim if it passes from your land to your neighbours. “The issue with Japanese knotweed is that it grows rapidly and is expensive to treat. Mark Montaldo, director of leading law firm CEL Solicitors, said: “Japanese knotweed can strike fear into the hearts of homeowners as it has a reputation for being extremely invasive and difficult to manage. It can also knock 10 percent off the value of a property and cost thousands of pounds to remedy. The plant is often a major headache for homes as it can grow up to seven feet tall, cause damage to properties and be extremely difficult to remove. Experts have revealed the telltale signs Japanese knotweed could be growing in your garden – and land you with a hefty bill to remove it.
