alien
background
biology
blossom
botany
branch
britain
british
exotic
fallopia
flora
flower
foliage
garden
green
ground
growing
growth
herbaceous
intruder
invasive
japanese
japonica
knotweed
landscape
leaf
leaves
monmouthshire
natural
naturalised
nature
neophyte
nobody
perennial
persicaria
pest
plant
polygonaceae
red
twig
uk
usk
wales
weed
wild
wildflower