| Latin Name | English Name | Date added | Photo date |
| Alnus glutinosa | Alder | 22 December 2004 | 30th November 2004 |
| Anthriscus sylvestris | Cow Parsley | 19 December 2004 | 21st May 2001 |
| Calystegia silvatica | Large Bindweed | 03 December 2004 | 24 September 2004 |
| Cardamine amara | Large Bitter-cress | 05 December 2004 | 17 May 2004 |
| Carduus tenuiflorus | Slender Thistle | 03 December 2004 | 18 June 2004 |
| Carex otrubae | False Fox-sedge | 11 December 2004 | 05 June 2004 |
| Carex sylvatica | Wood-sedge | 05 December 2004 | 12 June 2004 |
| Carex viridula ssp oedocarpa | Common Yellow Sedge | 05 December 2004 | 17 July 2002 |
| Centaurium erythraea | Common Centaury | 06 December 2004 | 20 July 2004 |
| Cerastium fontanum | Common Mouse-ear | 06 December 2004 | 04 October 2004 |
| Cerastium glomeratum | Sticky Mouse-ear | 07 December 2004 | 04 October 2004 |
| Convolvulus arvensis | Field Bindweed | 03 December 2004 | 05 July 2004 |
| Corylus avellana | Hazel | 08 December 2004 | 10 February 2002 |
| Crepis capillaris | Smooth Hawk's-beard | 14 December 2004 | 04 and 08 October 2004 |
| Crepis vesicaria | Beaked Hawk's-beard | 14 December 2004 | 05 June 2003 |
| Digitaria sanguinalis | Hairy Finger-grass | 03 December 2004 | 20 June 2004 |
| Diplotaxis muralis | Annual Wall-rocket | 09 December 2004 | 22 August 2004 |
| Diplotaxis tenuifolia | Perennial Wall-rocket | 09 December 2004 | 18 June 2004 |
| Erica cinerea | Bell Heather | 10 December 2004 | 25 July 2002 |
| Euphorbia helioscopia | Sun Spurge | 10 December 2004 | 22 August 2004 |
| Euphorbia peplus | Petty Spurge | 12 December 2004 | 24 September 2004 |
| Fallopia convolvulus | Black-bindweed | 13 December 2004 | 24 September 2004 |
| Filago minima | Small Cudweed | 14 December 2004 | 21 June 2004 |
| Fumaria officinalis | Common Fumitory | 11 December 2004 | 24 September 2004 |
| Galium verum | Lady's Bedstraw | 11 December 2004 | 18 July 2002 |
| Gnaphalium uliginosum | Marsh Cudweed | 13 December 2004 | 28th September 2004 |
| Gnaphalium undulatum | Cape Cudweed | 14 December 2004 | 21st June 2004 |
| Helianthemum nummularium | Common Rock-rose | 17 December 2004 | 05 June 2003 |
| Heracleum sphondylium | Hogweed | 16 December 2004 | 30 November 2004 |
| Hypericum pulchrum | Slender St. John's-wort | 05 December 2004 | 25 July 2002 |
| Hypericum perforatum | Perforate St. John's-wort | 16 December 2004 | 24 September 2004 |
| Isoetes lacustris | Quillwort | 01 December 2004 | 25 May 2004 |
| Lactuca serriola | Prickly Lettuce | 28 December 2004 | 02 October 2004 |
| Lamium amplexicaule | Henbit Dead-nettle | 16 December 2004 | 04 October 2004 |
| Lamium hybridum | Cut-leaved Dead-nettle | 05 December 2004 | 04 October 2004 |
| Lapsana communis ssp communis | Nipplewort | 24 December 2004 | 10 October 2004 |
| Lathyrus_linifolius | Bitter Vetch | 17 December 2004 | 01 June 2002 |
| Ligustrum vulgare | Wild Privet | 13 December 2004 | 12 June 2004 |
| Lobularia maritima | Sweet Alison | 03 December 2004 | 29 September 2004 |
| Medicago lupulina | Black Medick | 16 December 2004 | 24 September 2004 |
| Melica uniflora | Wood Melick | 19 December 2004 | 18 May 2004 |
| Mentha aquatica | Water-mint | 03 December 2004 | 13 August 2001 |
| Oxalis articulata | Pink-sorrel | 21 December 2004 | 17 May 2003 |
| Oxyria digyna | Mountain Sorrel | 23 December 2004 | 18 June 2001 |
| Phragmites australis | Common Reed | 03 December 2004 | 29 September 2004 |
| Platanthera chlorantha | Greater Butterfly Orchid | 13 December 2004 | August 1979 |
| Polygala vulgaris | Milkwort | 05 December 2004 | 15 May 2004 |
| Polypogon viridis | Water Bent | 03 December 2004 | 20 June 2004 |
| Potentilla erecta | Tormentil | 03 December 2004 | 31 May 2002 |
| Prunella vulgaris | Selfheal | 03 December 2004 | 28 September 2004 |
| Prunus spinosa | Blackthorn | 17 December 2004 | 13 September 2002 |
| Primula elatior | Oxlip | 12 December 2004 | April 1978 |
| Pteridium aquilinum | Bracken | 03 December 2004 | 04 October 2004 |
| Radiola linoides | Allseed | 02 December 2004 | 20 June 2004 |
| Raphanus rapahanistrum ssp maritimus | Sea Radish | 02 December 2004 | 18 July 2002 |
| Rhinanthus minor ssp minor | Yellow-rattle | 02 December 2004 | 16 June 2004 |
| Rubus caesius | Dewberry | 02 December 2004 | 18 July 2004 |
| Rubus fruticosus | Blackberry | 08 December 2004 | 28 September 2004 |
| Rubus saxatilis | Stone Bramble | 02 December 2004 | 12 June 2004 |
| Salix repens | Creeping Willow | 08 December 2004 | 18 May 2004 |
| Sambucus nigra | Elder | 20 December 2004 | 04 October 2004 |
| Setaria pumila | Yellow Bristle-grass | 03 December 2004 | 02 October 2004 |
| Silene dioica | Red Campion | 02 December 2004 | 16 June 2004 |
| Silene uniflora | Sea Campion | 02 December 2004 | 29 September 2004 |
| Sisymbrium officinale | Hedge Mustard | 26 December 2004 | 28 September 2004 |
| Sonchus arvensis | Perennial Sow-thistle | 03 December 2004 | 29 September 2004 |
| Sonchus asper | Prickly Sow-thistle | 18 December 2004 | 22 November 2004 |
| Sonchus oleraceus | Smooth Sow-thistle | 18 December 2004 | 29 September 2004 |
| Soleirolia soleirolii | Mind-your-own-business | 01 December 2004 | 22 June 2004 |
| Spartina anglica | Common Cord-grass | 05 December 2004 | 13 August 2001 |
| Spergularia rupicicola | Rock Sea-spurrey | 29 December 2004 | 18 June 2004 |
| Succisa pratensis | Devil's-bit Scabious | 07 December 2004 | 23 August 2001 |
| Tamus communis | Black Bryony | 07 December 2004 | 14 December 2001 |
| Taxus baccata | Yew | 17 December 2004 | 10 February 2002 |
| Thymus polytrichus | Wild Thyme | 25 December 2004 | 01 August 2004 |
| Torilis japonica | Upright Hedge-parsley | 27 December 2004 | 18 July 2004 |
| Tripleurospermum inodorum | Scentless Mayweed | 30 December 2004 | 22 November 2004 |
| Veronica beccabunga | Brooklime | 15 December 2004 | 20 May 2004 |
| Veronica filiformis | Slender Speedwell | 15 December 2004 | 20 May 2004 |
| Veronica persica | Common Field-speedwell | 19 December 2004 | 4th October 2004 |
| Viola canina ssp canina | Heath Dog-violet | 31 December 2004 | 18 May 2004 |
| Viscum album | Mistletoe | 09 December 2004 | 09 December 2004 |