Timelapse shows alarming rate Japanese Knotweed grows at During the balmy summer months, British gardeners often spruce up their green spaces by mowing lawns and deadheading flowers. Tackling overgrown shrubs and unsightly weeds is also a common task as the warm, moist conditions prevail. While disposing of garden debris, it's typical for gardeners to use their brown or green bins or make a trip to the local dump.

But now, experts are issuing a stark warning to those tending their gardens: be vigilant when discarding garden waste to avoid accidentally spreading invasive plant species like Japanese knotweed. Paul Hampson, CEO of CEL Solicitors, cautions that fines could be on the horizon for gardeners who inadvertently contribute to the spread of such plants. He remarked: "Gardening is a much-loved hobby throughout the summer months.

But unassuming homeowners might find themselves slapped with a steep fine if they unknowingly spread an invasive plant such as Japanese knotweed." READ MORE: 'I grow beautiful hydrangeas - here is my best advice for making them bloom' Gardeners could be slapped with ‘hefty’ £5,000 fine for ‘unassuming’ gardening mistake (Image: Getty) He added: "This can have severe consequences, not only for the environment but for your wallet too if you get slapped with a hefty fine." Hampson emphasises the importance of recognising Japanese knotweed, noting its bamboo-like stems and dark green or red foliage.

This plant is considered a nightmare for ho.