This page shows the live summary of invasive plants that have been reported from around the country. Results usually updated every few minutes, but may be more delayed for records that we need to check.

Frequent plants

1
35
Impatiens glandulifera “Himalayan Balsam”
2
33
Reynoutria japonica “Japanese Knotweed”
3
25
Pentaglottis sempervirens “Green Alkanet”
4
23
Leycesteria formosa “Himalayan Honeysuckle”
5
18
Anemone × ⁠hybrida “Japanese Anemone”
6
16
Allium triquetrum “Three-cornered Garlic”
7
15
Pilosella aurantiaca “Fox-and-cubs”
15
Houttuynia cordata “Fish-plant”
9
11
Lamiastrum galeobdolon subsp. argentatum
10
9
Symphoricarpos albus “Snowberry”
9
Oxalis corniculata “Procumbent Yellow-sorrel”
9
Carex pendula “Pendulous Sedge”
9
Soleirolia soleirolii “Mind-your-own-business”
9
Centranthus ruber “Red Valerian”
15
8
Verbena bonariensis “Argentinian Vervain”
8
Lysichiton americanus “American Skunk-cabbage”
8
Erigeron karvinskianus “Mexican Fleabane”
18
7
Heracleum mantegazzianum “Giant Hogweed”
7
Crocosmia “Montbretias”
7
Buddleja davidii “Butterfly-bush”

530 surveys have been received

291 species have been recorded

845 unique records have been sent

Click on the markers to view the plant records that have been sent in so far.

Mapped locations are approximate and do not correspond to precise survey sites.