Features archive Japanese knotweed and giant hogweed A B C D E F G H I J K L M N O P Q R S T U V W X Y Z G Giant hogweed: regulations to help battle invasive weeds I Invasive plants: European regulations J Japanese knotweed: why do surveyors need to be aware? Japanese knotweed and residential property: diminution in value Japanese knotweed case law: surveyors' responsibilities Japanese knotweed case law: surveyors' responsibilities M Mink initiative: invasive species control