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
41
Impatiens glandulifera “Himalayan Balsam”
2
36
Reynoutria japonica “Japanese Knotweed”
3
28
Pentaglottis sempervirens “Green Alkanet”
4
23
Leycesteria formosa “Himalayan Honeysuckle”
5
20
Allium triquetrum “Three-cornered Garlic”
6
17
Anemone × ⁠hybrida “Japanese Anemone”
7
16
Pilosella aurantiaca “Fox-and-cubs”
16
Houttuynia cordata “Fish-plant”
9
14
Heracleum mantegazzianum “Giant Hogweed”
10
12
Lamiastrum galeobdolon subsp. argentatum
11
11
Buddleja davidii “Butterfly-bush”
11
Oxalis corniculata “Procumbent Yellow-sorrel”
11
Crocosmia “Montbretias”
14
9
Centranthus ruber “Red Valerian”
9
Verbena bonariensis “Argentinian Vervain”
9
Symphoricarpos albus “Snowberry”
9
Carex pendula “Pendulous Sedge”
9
Soleirolia soleirolii “Mind-your-own-business”
19
8
Lysichiton americanus “American Skunk-cabbage”
8
Erigeron karvinskianus “Mexican Fleabane”

634 surveys have been received

315 species have been recorded

994 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.