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
40
Impatiens glandulifera “Himalayan Balsam”
2
35
Reynoutria japonica “Japanese Knotweed”
3
27
Pentaglottis sempervirens “Green Alkanet”
4
23
Leycesteria formosa “Himalayan Honeysuckle”
5
18
Allium triquetrum “Three-cornered Garlic”
6
17
Anemone × ⁠hybrida “Japanese Anemone”
7
16
Pilosella aurantiaca “Fox-and-cubs”
8
15
Houttuynia cordata “Fish-plant”
9
14
Heracleum mantegazzianum “Giant Hogweed”
10
11
Lamiastrum galeobdolon subsp. argentatum
11
10
Crocosmia “Montbretias”
10
Oxalis corniculata “Procumbent Yellow-sorrel”
13
9
Verbena bonariensis “Argentinian Vervain”
9
Symphoricarpos albus “Snowberry”
9
Carex pendula “Pendulous Sedge”
9
Soleirolia soleirolii “Mind-your-own-business”
9
Centranthus ruber “Red Valerian”
18
8
Erigeron karvinskianus “Mexican Fleabane”
8
Lysichiton americanus “American Skunk-cabbage”
8
Buddleja davidii “Butterfly-bush”

589 surveys have been received

300 species have been recorded

922 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.