| Plant species | Vernacular | Plant family | Status | References |
| Carduus crispus | Welted Thistle | Asteraceae | Main | A6, F2, S8 |
| Carduus nutans | Musk Thistle | Asteraceae | Main | A6, D2, F2, S1, S8, S19, T2, W6 |
| Carduus spp | Thistle (unspecified) | Asteraceae | Main | A3, B4, C8, C16, F3, F8, H3, H18, H24, M4, S1, S7, S16, T5, T9, W13 |
| Cirsium arvense | Creeping Thistle | Asteraceae | Main | A6, B5, C7, E5, F2, F9, H2, H20, P5, P6, P9, S8, T2, W12 |
| Cirsium palustre | Marsh Thistle | Asteraceae | Main | B5, E5, P5, S8, W12 |
| Cirsium spp | Thistle (unspecified) | Asteraceae | Main | A3, A5, B11, C8, C16, C17, D9, F3, G5, G6, G7, H3, H18, H24, M4, R5, R7, S1, S11, S17, T9, W9 |
| Cirsium vulgare | Spear Thistle | Asteraceae | Main | A6, B6, D2, E5, F2, F9, P5, S8, S19, W6, W12 |
| Urtica dioica | Common Nettle | Urticaceae | Secondary | A3, A6, B4, C8, C16, D2, E5, F2, F9, G5, H3, H18, M4, P5, P9, R7, S1, S7, S8, S19, W9, W13 |
| Urtica spp | Nettle (unspecified) | Urticaceae | Secondary | F8, T2, T9, W12 |
| Urtica urens | Small Nettle | Urticaceae | Secondary | D2 |
| Parietaria judaica | Pellitory-of-the-wall | Urticaceae | Secondary | B5 |
| Althaea officinalis | Marsh-mallow | Malvaceae | Secondary | C8 |
| Althaea spp | Marsh-mallow (unspecified) | Malvaceae | Secondary | T2 |
| Malva spp | Mallow (unspecified) | Malvaceae | Secondary | A3, B4, C8, C16, D2, G5, G7, H3, H18, S1, S7, T2, W12 |
| Malva sylvestris | Common Mallow | Malvaceae | Secondary | A6, F2, S8, S19 |
| Echium vulgare | Viper's-bugloss | Boraginaceae | Secondary | A3, A6, B5, C8, E5, F2, G5, H18, M4, P5, S1, S7, S8, S19, W12 |
| Symphytum officinale | Common Comfrey | Boraginaceae | Secondary | C7 |
| Plantago lanceolata | Ribwort Plantain | Plantaginaceae | Secondary | C8, C12, D2 |
| Arctium lappa | Greater Burdock | Asteraceae | Secondary | B4, F2, H18, S8 |
| Arctium minus | Lesser Burdock | Asteraceae | Secondary | A6, B5, S7 |
| Arctium spp | Burdock (unspecified) | Asteraceae | Secondary | G5, G7, M4, P9, S1 |
| Artemisia vulgaris | Mugwort | Asteraceae | Secondary | C7, C13 |
| Carduus tenuiflorus | Dlender Thistle | Asteraceae | Secondary | B5 |
| Carlina vulgaris | Carline Thistle | Asteraceae | Secondary | A6 |
| Centaurea nigra | Common Knapweed | Asteraceae | Secondary | T7 |
| Centaurea scabiosa | Greater Knapweed | Asteraceae | Secondary | T7 |
| Cirsium acaule | Dwarf Thistle | Asteraceae | Secondary | F2, S19 |
| Filago vulgaris | Common Cudweed | Asteraceae | Secondary | A6, C8, S8 |
| Borago officinalis | Borage | Boraginaceae | Non-native plant | A1 |
| Artemisia stelleriana | Hoary Mugwort | Asteraceae | Non-native plant | W5 |
| Cynara cardunculus | Globe Artichoke | Asteraceae | Non-native plant | C8, T2, W12 |
| Helichrysum bracteatum | Everlastingflower | Asteraceae | Non-native plant | G5 |
| Onopordum acanthium | Cotton Thistle | Asteraceae | Non-native plant | A6, S8, W6 |
| Plantago major | Greater Plantain | Plantaginaceae | In captivity only | C12 |
| Phaseolus coccineus | Runner Bean | Fabaceae | Unlikely | A6, G5, H3 |
| Plant species | Vernacular | Plant family | No. records | References |
| Buddleja davidii | Butterfly-bush (Buddleia) | Buddlejaceae | 704 | 1, 2, 3, 4, 12, 44, 58.01, 64.02, 73.01, 74.01, 74.02, 97, 97.1, 103, 105, 107, 111, 112, 113, 115, 117, 118, 128.3, 129, 139, 177, 180, 197 |
| Centranthus ruber | Red Valerian | Valerianaceae | 167 | 1, 2, 27, 34, 36, 58.01, 97.1, 98, 129 |
| Sedum spectabile | Butterfly Stonecrop (Iceplant) | Crassulaceae | 78 | 1, 4, 49.05, 58.01, 97.1, 98, 109, 117, 129, 195 |
| Oenanthe silaifolia | Narrow-leaved Water-dropwort | Apiaceae | 60 | 145 |
| Aster novi-belgii | Confused Michaelmas-daisy | Asteraceae | 55 | 32, 97.1 |
| Senecio aquaticus | Marsh Ragwort | Asteraceae | 47 | 95 |
| Cirsium arvense | Creeping Thistle | Asteraceae | 32 | 1, 2, 4, 5 |
| Aster x salignus | Common Michaelmas-daisy | Asteraceae | 27 | 1, 4 |
| Centaurea nigra | Common Knapweed | Asteraceae | 25 | 1, 4, 6, 73.02, 94.01, 127, 139 |
| Rubus fruticosus agg. | Bramble | Rosaceae | 19 | 1, 2, 4, 104 |
| Hedera helix | Ivy | Araliaceae | 16 | 34, 36, 39, 97.1, 115, 165, 166, 201, 205, 208 |
| Scabiosa sp. | Scabious (unspecified) | Dipsacaceae | 16 | 44, 97.1 |
| Lavandula x intermedia | Garden Lavender | Lamiaceae | 15 | 4, 44, 97.1 |
| Callistephus chinensis | China Aster | Asteraceae | 13 | 1, 97, 97.1 |
| Cirsium sp. | Thistle (unspecified) | Asteraceae | 13 | 10, 34, 36, 37, 39, 47.03, 56.05, 85.01, 104, 105, 115, 117, 119 |
| Trifolium pratense | Red Clover | Fabaceae | 12 | 1, 39, 184 |
| Origanum vulgare | Wild Marjoram | Lamiaceae | 10 | 97.1 |
| Dahlia pinnata | Dahlia | Asteraceae | 10 | 44, 97, 97.1 |
| Senecio jacobaea | Common Ragwort | Asteraceae | 10 | 1, 4, 39 |
| Dianthus barbatus | Sweet-William | Caryophyllaceae | 9 | 1, 73.05, 97.1, 129 |
| Dipsacus fullonum | Wild Teasel | Dipsacaceae | 8 | 1, 37, 97.1 |
| Helichrysum bracteatum | Everlastingflower | Asteraceae | 8 | 97.1, 129 |
| Pulicaria dysenterica | Common Fleabane | Asteraceae | 8 | 56.05, 97.1 |
| Erysimum cheiri | Wallflower | Brassicaceae | 7 | 4, 97.1, 197 |
| Iberis umbellata | Garden Candytuft | Brassicaceae | 7 | 97.1 |
| Escallonia bifida | White Escallonia | Grossulariaceae | 7 | 62.08, 97.1, 129 |
| Verbena bonariensis | Argentinian Vervain | Verbenaceae | 7 | 1, 87.01, 97, 129 |
| Mentha sp. | Mint (unspecified) | Lamiaceae | 7 | 97.1 |
| Ligustrum ovalifolium | Garden Privet | Oleaceae | 7 | 1, 97.1, 104 |
| Eupatorium cannabinum | Hemp-agrimony | Asteraceae | 7 | 97.1, 127, 129, 149 |
| Hebe x franciscana | Hedge Veronica | Scrophulariaceae | 7 | 97.1, 103 |
| Hesperis matronalis | Dame's-violet (Sweet Rocket) | Brassicaceae | 6 | 1, 97.1 |
| Coreopsis tinctoria | Tickseed | Asteraceae | 6 | 97.1 |
| Calluna vulgaris | Heather | Ericaceae | 5 | 5, 13, 39, 124, 133 |
| Centaurea sp. | Knapweed (unspecified) | Asteraceae | 5 | 39, 56.05, 97.1, 104, 117 |
| Tagetes patula | French Marigold | Asteraceae | 5 | 1, 97.1, 129 |
| Aubrieta deltoidea | Aubretia | Brassicaceae | 4 | 44, 97.1 |
| Phlox drummondii | Phlox | Polemoniaceae | 4 | 97.1 |
| Heliotropium arborescens | Heliotrope | Boraginaceae | 4 | 44, 97.1, 129 |
| Verbena x hybrida | Verbena | Verbenaceae | 4 | 97.1 |
| Lobelia sp. | Lobelia (unspeified) | Campanulaceae | 4 | 97.1 |
| Knautia arvensis | Field Scabious | Dipsacaceae | 4 | 36, 79.02, 104, 129 |
| Hieracium sp. | Hawkweed | Asteraceae | 4 | 1, 39 |
| Senecio squalidus | Oxford Ragwort | Asteraceae | 4 | 1 |
| Tagetes erecta | African Marigold | Asteraceae | 4 | 97.1 |
| Taraxacum sp. | Dandelion | Asteraceae | 4 | 1, 34, 97.1 |
| Medicago sativa | Lucerne | Fabaceae | 3 | 22, 35, 36 |
| Trifolium repens | White Clover | Fabaceae | 3 | 1, 39 |
| Nepeta x faassenii | Garden Cat-mint | Lamiaceae | 3 | 97.1 |
| Aster tripolium | Sea Aster | Asteraceae | 3 | 23, 73.03, 82.01 |
| Bellis perennis | Daisy | Asteraceae | 3 | 1, 97.1 |
| Cirsium vulgare | Spear Thistle | Asteraceae | 3 | 1, 86.03 |
| Succisa pratensis | Devil's-bit Scabious | Dipsacaceae | 3 | 4, 35, 215 |
| Rudbeckia sp. | Coneflower (unspecified) | Asteraceae | 3 | 97.1 |
| Ranunculus acris | Meadow Buttercup | Ranunculaceae | 2 | 1 |
| Ceratostigma willmottianum | Chinese-plumbago | Plumbaginaceae | 2 | 129 |
| Lobularia maritima | Sweet Alison | Brassicaceae | 2 | 97.1 |
| Vicia sativa | Common Vetch | Fabaceae | 2 | 1 |
| Heracleum sphondylium | Hogweed | Apiaceae | 2 | 1 |
| Symphytum officinale | Common Comfrey | Boraginaceae | 2 | 1 |
| Caryopteris x clandonensis | Blue Mist Shrub/Bluebeard | Verbenaceae | 2 | 97.1 |
| Hyssopus officinalis | Hyssop | Lamiaceae | 2 | 72.04, 129 |
| Mentha aquatica | Water Mint | Lamiaceae | 2 | 1, 128 |
| Ligustrum vulgare | Wild Privet | Oleaceae | 2 | 115, 181 |
| Hebe sp. | Hebe (unspecified) | Scrophulariaceae | 2 | 129 |
| Viburnum lantana | Wayfaring-tree | Caprifoliaceae | 2 | 1 |
| Anthemis arvensis | Corn Chamomile | Asteraceae | 2 | 1 |
| Ligularia dentata | Leopardplant | Asteraceae | 2 | 97.1 |
| Arctium lappa | Greater Burdock | Asteraceae | 2 | 85.01, 214 |
| Zinnia elegans | Zinnia | Asteraceae | 2 | 129 |
| Limonium vulgare | Common Sea-lavender | Plumbaginaceae | 1 | 97.1 |
| Salix cinerea | Goat Willow (Sallow) | Salicaceae | 1 | 17 |
| Matthiola incana | Hoary Stock | Brassicaceae | 1 | 97.1 |
| Escallonia x langleyensis | Escallonia | Grossulariaceae | 1 | 1 |
| Lotus corniculatus | Common Bird's-foot-trefoil | Fabaceae | 1 | 39 |
| Trifolium sp. | Clover (unspecified) | Fabaceae | 1 | 35 |
| Epilobium montanum | Broad-leaved Willowherb | Onagraceae | 1 | 1 |
| Pelargonium x hybridum | Geranium | Geraniaceae | 1 | 97.1 |
| Impatiens sp. | Balsam (unspecified) | Balsaminaceae | 1 | 97.1 |
| Gilia capitata | Globe Gilia | Polemoniaceae | 1 | 97.1 |
| Echium vulgare | Viper's-bugloss | Boraginaceae | 1 | 97.1 |
| Ajuga reptans | Bugle | Lamiaceae | 1 | 39 |
| Phlomis sp. | Sage (unspecified) | Lamiaceae | 1 | 97.1 |
| Buddleja globosa | Orange-ball-tree | Buddlejaceae | 1 | 1 |
| Phuopsis stylosa | Caucasian Crosswort | Rubiaceae | 1 | 97 |
| (not given) | "other yellow Composite" | Asteraceae | 1 | 119 |
| Achillea millefolium | Yarrow | Asteraceae | 1 | 1 |
| Ageratum houstonianum | Flossflower | Asteraceae | 1 | 97.1 |
| Anaphalis margaritacea | Pearly Everlasting | Asteraceae | 1 | 97.1 |
| Brachyscome iberidifolia | Swan River Daisy | Asteraceae | 1 | 97.1 |
| Carlina vulgaris | Carline Thistle | Asteraceae | 1 | 39 |
| Centaurea cyanus | Cornflower | Asteraceae | 1 | 48.02 |
| Chrysanthemum segetum | Corn Marigold | Asteraceae | 1 | 97.1 |
| Cirsium palustre | Marsh Thistle | Asteraceae | 1 | 1 |
| Cosmos bipinnatus | Mexican Aster | Asteraceae | 1 | 97.1 |
| Echinacea purpurea | Purple Coneflower | Asteraceae | 1 | 1 |
| Erigeron karvinskianus | Mexican Fleabane | Asteraceae | 1 | 127 |
| Eupatorium rugosum | White Snakeroot | Asteraceae | 1 | 97 |
| Helenium autumnale | Sneezeweed | Asteraceae | 1 | 97.1 |
| Leontodon saxatilis | Lesser Hawkbit | Asteraceae | 1 | 104 |
| Leucanthemum vulgare | Oxeye Daisy | Asteraceae | 1 | 1 |
| Pilosella officinarum | Mouse-ear-hawkweed | Asteraceae | 1 | 197 |
| Solidago canadensis | Canadian Goldenrod | Asteraceae | 1 | 1 |
| Tanacetum parthenium | Feverfew | Asteraceae | 1 | 97.1 |
| Hyacinthoides hispanica | Spanish Bluebell | Liliaceae | 1 | 4 |
| - | (tree sap) | - | 1 | 16 |
