Three-nerved Sandwort
- Peak month
- May
- Records since 2000
- 2,205
- Scientific name
- Moehringia trinervia
Bog Pondweed
- Peak month
- June
- Records since 2000
- 2,185
- Scientific name
- Potamogeton polygonifolius
Common Water-starwort
- Peak month
- July
- Records since 2000
- 2,169
- Scientific name
- Callitriche stagnalis
False-acacia
- Peak month
- July
- Records since 2000
- 2,142
- Scientific name
- Robinia pseudoacacia
Butcher's-broom
- Peak month
- April
- Records since 2000
- 2,140
- Scientific name
- Ruscus aculeatus
Chicory
- Peak month
- July
- Records since 2000
- 2,134
- Scientific name
- Cichorium intybus
Box
- Peak month
- June
- Records since 2000
- 2,133
- Scientific name
- Buxus sempervirens
Western Gorse
- Peak month
- June
- Records since 2000
- 2,129
- Scientific name
- Ulex gallii
Fringecups
- Peak month
- May
- Records since 2000
- 2,128
- Scientific name
- Tellima grandiflora
Bitter-vetch
- Peak month
- May
- Records since 2000
- 2,120
- Scientific name
- Lathyrus linifolius
Common Milkwort
- Peak month
- June
- Records since 2000
- 2,096
- Scientific name
- Polygala vulgaris
Early Dog-violet
- Peak month
- April
- Records since 2000
- 2,094
- Scientific name
- Viola reichenbachiana
Dewberry
- Peak month
- August
- Records since 2000
- 2,072
- Scientific name
- Rubus caesius
Japanese spindletree
- Peak month
- July
- Records since 2000
- 2,071
- Scientific name
- Euonymus japonicus
Broad-leaved Pondweed
- Peak month
- July
- Records since 2000
- 2,057
- Scientific name
- Potamogeton natans
Mexican Aster
- Peak month
- September
- Records since 2000
- 2,055
- Scientific name
- Cosmos bipinnatus
English Stonecrop
- Peak month
- June
- Records since 2000
- 2,053
- Scientific name
- Sedum anglicum
Alfalfa
- Peak month
- July
- Records since 2000
- 2,042
- Scientific name
- Medicago sativa
New Zealand Willowherb
- Peak month
- July
- Records since 2000
- 2,041
- Scientific name
- Epilobium brunnescens
Goldenrod
- Peak month
- August
- Records since 2000
- 2,030
- Scientific name
- Solidago virgaurea
Annual Sea-blite
- Peak month
- October
- Records since 2000
- 2,027
- Scientific name
- Suaeda maritima
Goat's-rue
- Peak month
- July
- Records since 2000
- 2,010
- Scientific name
- Galega officinalis
Bertoloni's timothy
- Peak month
- July
- Records since 2000
- 2,007
- Scientific name
- Phleum bertolonii
Black-poplar
- Peak month
- August
- Records since 2000
- 2,002
- Scientific name
- Populus nigra
Clustered Dock
- Peak month
- July
- Records since 2000
- 2,002
- Scientific name
- Rumex conglomeratus
Canadian Fleabane
- Peak month
- August
- Records since 2000
- 1,998
- Scientific name
- Erigeron canadensis
Rock Samphire
- Peak month
- August
- Records since 2000
- 1,995
- Scientific name
- Crithmum maritimum
Alpine Lady's-mantle
- Peak month
- July
- Records since 2000
- 1,982
- Scientific name
- Alchemilla alpina
Spring Sedge
- Peak month
- June
- Records since 2000
- 1,975
- Scientific name
- Carex caryophyllea
Yellow Water-lily
- Peak month
- July
- Records since 2000
- 1,971
- Scientific name
- Nuphar lutea
Pill Sedge
- Peak month
- June
- Records since 2000
- 1,968
- Scientific name
- Carex pilulifera
Carline Thistle
- Peak month
- August
- Records since 2000
- 1,937
- Scientific name
- Carlina vulgaris
Smooth Tare
- Peak month
- June
- Records since 2000
- 1,928
- Scientific name
- Vicia tetrasperma
Procumbent Yellow-sorrel
- Peak month
- July
- Records since 2000
- 1,921
- Scientific name
- Oxalis corniculata
Few-flowered Garlic
- Peak month
- April
- Records since 2000
- 1,920
- Scientific name
- Allium paradoxum
Changing Forget-me-not
- Peak month
- May
- Records since 2000
- 1,909
- Scientific name
- Myosotis discolor
Fennel
- Peak month
- July
- Records since 2000
- 1,899
- Scientific name
- Foeniculum vulgare
Snow-in-summer
- Peak month
- May
- Records since 2000
- 1,898
- Scientific name
- Cerastium tomentosum
Dwarf Eel-grass
- Peak month
- August
- Records since 2000
- 1,892
- Scientific name
- Zostera noltii
Greater Pond-sedge
- Peak month
- August
- Records since 2000
- 1,868
- Scientific name
- Carex riparia
Early Hair-grass
- Peak month
- July
- Records since 2000
- 1,861
- Scientific name
- Aira praecox
Small Scabious
- Peak month
- July
- Records since 2000
- 1,851
- Scientific name
- Scabiosa columbaria
Small Nettle
- Peak month
- May
- Records since 2000
- 1,849
- Scientific name
- Urtica urens
False Ivy-Leaved Speedwell
- Peak month
- April
- Records since 2000
- 1,848
- Scientific name
- Veronica sublobata
Sweet Cicely
- Peak month
- May
- Records since 2000
- 1,845
- Scientific name
- Myrrhis odorata
Zigzag Clover
- Peak month
- July
- Records since 2000
- 1,825
- Scientific name
- Trifolium medium
Common Orache
- Peak month
- August
- Records since 2000
- 1,820
- Scientific name
- Atriplex patula
Musk Thistle
- Peak month
- July
- Records since 2000
- 1,819
- Scientific name
- Carduus nutans