| Plant species | Vernacular | Plant family | Status | References |
| Urtica dioica | Common Nettle | Urticaceae | Main | A3, A5, A6, B4, B5, B9, B10, B11, C8, C16, C17, D2, D9, E5, F2, F3, F8, F9, G5, G6, G7, H2, H3, H18, H22, H24, M4, P5, P6, P9, R5, R7, S1, S7, S8, S16, S17, S19, T2, T5, T9, W9, W12, W13 |
| Humulus lupulus | Hop | Cannabaceae | Secondary | A3, B4, B5, C8, D2, G5, H3, M4, P6, P9, S1, S7, S19 T9, W12 |
| Parietaria judaica | Pellitory-of-the-wall | Urticaceae | Secondary | A3, B4, B5, B9, C8, E5, F2, M4, P5, P9, S1, S7, S8, S19, T2, W12 |
| Parietaria officinalis | Eastern Pellitory-of-the-wall | Urticaceae | Secondary | A6, G5 |
| Urtica urens | Small Nettle | Urticaceae | Secondary | A3, A6, B5, D2, E5, P5, T2, W12 |
| Scabiosa spp | Scabious (unspecified) | Dipsaceae | Unlikely | C8 |
| Plant species | Vernacular | Plant family | No. records | References |
| Buddleja davidii | Butterfly-bush (Buddleia) | Buddlejaceae | 1299 | 1, 2, 3, 4, 6, 7, 8, 10, 11, 12, 13, 17, 19, 25, 27, 28, 30, 31, 32, 34, 36, 44, 56.07, 57.02, 57.04, 58.01, 61.01, 62.05, 64.05, 73.01, 97, 97.1, 98, 100, 103, 104, 107, 108, 109, 112, 113, 116, 117, 118, 122, 127, 129, 132, 139, 170, 177 |
| Hedera helix | Ivy | Araliaceae | 432 | 1, 2, 14, 19, 29, 30, 34, 35, 36, 39, 53.01, 57.04, 86.03, 91.01, 97, 97.1, 108, 116, 118, 120, 124, 129, 165, 166, 186, 191, 197, 199, 201, 205, 208 |
| Sedum spectabile | Butterfly Stonecrop (Iceplant) | Crassulaceae | 192 | 1, 2, 4, 6, 10, 17, 32, 34, 58.01, 78.02, 97, 97.1, 98, 109, 113, 118, 127, 129, 195 |
| Malus domestica FRUIT | Apple (fruit) | Rosaceae | 191 | 2, 14, 16, 30, 65.03, 97.1, 99, 112, 113, 117, 199 |
| Aster novi-belgii | Confused Michaelmas-daisy | Asteraceae | 177 | 1, 21, 22, 27, 32, 34, 35, 36, 57.01, 58.01, 97.1, 108, 109, 113, 116, 129 |
| Centranthus ruber | Red Valerian | Valerianaceae | 157 | 1, 2, 25, 27, 58.01, 97.1 |
| Aster x salignus | Common Michaelmas-daisy | Asteraceae | 138 | 1, 4, 10, 12, 14, 17, 104 |
| Mahonia x media | Media Mahonia | Berberidaceae | 75 | 212 |
| Bergenia cordifolia | Elephent-ears | Saxifragaceae | 51 | 186, 213 |
| Buddleja x weyeriana | Weyer's Butterfly-bush | Buddlejaceae | 47 | 1, 64.01 |
| Hebe x franciscana | Hedge Veronica | Scrophulariaceae | 47 | 58.02, 97.1, 103 |
| Lavandula x intermedia | Garden Lavender | Lamiaceae | 42 | 97.1, 204 |
| Eupatorium cannabinum | Hemp-agrimony | Asteraceae | 41 | 1, 13, 39, 97.1, 122, 149 |
| Scabiosa sp. | Scabious (unspecified) | Dipsacaceae | 26 | 97.1 |
| Erica lusitanica | Portuguese Heath | Ericaceae | 25 | 186 |
| Callistephus chinensis | China Aster | Asteraceae | 25 | 97, 97.1 |
| Escallonia bifida | White Escallonia | Grossulariaceae | 24 | 62.08, 67.04, 69.01, 97, 97.1 |
| Rubus fruticosus agg. | Bramble | Rosaceae | 23 | 1, 4, 97.1, 127 |
| Ligustrum ovalifolium | Garden Privet | Oleaceae | 23 | 1, 57.02, 97, 97.1 |
| Tagetes patula | French Marigold | Asteraceae | 19 | 4, 97.1, 129 |
| Origanum vulgare | Wild Marjoram | Lamiaceae | 16 | 97.1 |
| Phlox drummondii | Phlox | Polemoniaceae | 14 | 97, 97.1 |
| Dipsacus fullonum | Wild Teasel | Dipsacaceae | 14 | 29, 35, 36, 39, 97.1 |
| Dahlia pinnata | Dahlia | Asteraceae | 14 | 44, 97.1 |
| Pulicaria dysenterica | Common Fleabane | Asteraceae | 13 | 1, 39, 97.1 |
| Phaseolus coccineus | Runner Bean | Fabaceae | 12 | 97.1 |
| Mentha sp. | Mint (unspecified) | Lamiaceae | 12 | 97.1, 129 |
| Tagetes erecta | African Marigold | Asteraceae | 12 | 2, 97.1 |
| Verbena x hybrida | Verbena | Verbenaceae | 11 | 36, 97.1 |
| Hebe sp. | Hebe (unspecified) | Scrophulariaceae | 11 | 127, 129, 150, 203, 207 |
| Helichrysum bracteatum | Everlastingflower | Asteraceae | 11 | 97.1, 129 |
| Cirsium arvense | Creeping Thistle | Asteraceae | 11 | 1, 2, 4, 5, 128.2 |
| Verbena bonariensis | Argentinian Vervain | Verbenaceae | 10 | 1, 129 |
| Aubrieta deltoidea | Aubretia | Brassicaceae | 9 | 44, 97.1 |
| Erysimum cheiri | Wallflower | Brassicaceae | 9 | 4, 97.1, 197 |
| Calluna vulgaris | Heather | Ericaceae | 9 | 13, 97.1, 104, 124, 133 |
| Prunus domestica FRUIT | Plum (fruit) | Rosaceae | 9 | 21, 29, 34, 60.04, 79.02, 105, 108, 113, 139 |
| Cotoneaster sp. | Cotoneaster (unspecified) | Rosaceae | 8 | 6, 97, 97.1, 129 |
| Mentha aquatica | Water Mint | Lamiaceae | 8 | 1, 127 |
| Pyracantha coccinea | Firethorn | Rosaceae | 7 | 97.1 |
| Nepeta x faassenii | Garden Cat-mint | Lamiaceae | 7 | 1, 97.1 |
| Thymus polytrichus | Wild Thyme | Lamiaceae | 7 | 97.1 |
| Solidago canadensis | Canadian Goldenrod | Asteraceae | 7 | 97.1 |
| - | (tree sap) | - | 7 | 29, 31, 35, 36, 46.04, 104, 113 |
| Hesperis matronalis | Dame's-violet (Sweet Rocket) | Brassicaceae | 6 | 67.04, 97.1 |
| Iberis umbellata | Garden Candytuft | Brassicaceae | 6 | 97.1 |
| Scabiosa columbaria | Small Scabious | Dipsacaceae | 6 | 6 |
| Senecio jacobaea | Common Ragwort | Asteraceae | 6 | 1, 4, 127 |
| Ceratostigma willmottianum | Chinese-plumbago | Plumbaginaceae | 5 | 97.1, 129 |
| Pyrus communis FRUIT | Pear (fruit) | Rosaceae | 5 | 29, 34, 105, 108, 193 |
| Lobelia sp. | Lobelia (unspeified) | Campanulaceae | 5 | 97.1 |
| Cirsium sp. | Thistle (unspecified) | Asteraceae | 5 | 13, 29, 35, 39, 57.04 |
| Leucanthemum x superbum | Shasta Daisy | Asteraceae | 5 | 97.1, 127 |
| Lobularia maritima | Sweet Alison | Brassicaceae | 4 | 97.1 |
| Primula vulgaris | Primrose | Primulaceae | 4 | 97.1 |
| Eriobotrya japonica | Loquat | Rosaceae | 4 | 199 |
| Potentilla sp. | Cinquefoil (unspecified) | Rosaceae | 4 | 97.1 |
| Rubus fruticosus agg.FRUIT | Bramble (fruit) (Blackberry) | Rosaceae | 4 | 16, 85.02, 93.01, 196 |
| Viburnum tinus | Laurustinus | Caprifoliaceae | 4 | 150, 152 |
| Succisa pratensis | Devil's-bit Scabious | Dipsacaceae | 4 | 1, 31, 35, 57.04 |
| Bellis perennis | Daisy | Asteraceae | 4 | 97.1 |
| Centaurea sp. | Knapweed (unspecified) | Asteraceae | 4 | 35, 97.1 |
| Echinops sp. | Globe-thistle (unspecified) | Asteraceae | 4 | 97.1 |
| Viola x wittrockiana | Garden Pansy | Violaceae | 3 | 97.1 |
| Bergenia crassifolia | Elephant-ears | Saxifragaceae | 3 | 150 |
| Trifolium sp. | Clover (unspecified) | Fabaceae | 3 | 30, 35, 36 |
| Buddleja globosa | Orange-ball-tree | Buddlejaceae | 3 | 1, 128, 171 |
| Knautia arvensis | Field Scabious | Dipsacaceae | 3 | 30, 35, 36 |
| Aster tripolium | Sea Aster | Asteraceae | 3 | 23, 73.03, 82.01 |
| Centaurea nigra | Common Knapweed | Asteraceae | 3 | 1, 127 |
| Cirsium vulgare | Spear Thistle | Asteraceae | 3 | 1, 19, 24 |
| Coreopsis tinctoria | Tickseed | Asteraceae | 3 | 97.1 |
| Tanacetum parthenium | Feverfew | Asteraceae | 3 | 97.1 |
| - | (ground/mud/road surface) | - | 3 | 1, 35, 36 |
| Silene dioica | Red Campion | Caryophyllaceae | 2 | 1, 186 |
| Fallopia baldschuanica | Russian-vine | Polygonaceae | 2 | 1 |
| Clethra alnifolia | Sweet pepper-bush | Clethraceae | 2 | 129 |
| Ilex aquifolium | Holly | Aquifoliaceae | 2 | 97.1 |
| Pelargonium x hybridum | Geranium | Geraniaceae | 2 | 97.1 |
| Impatiens glandulifera | Indian Balsam (Himalayan Balsam) | Balsaminaceae | 2 | 1 |
| Myosotis sp. | Forget-me-not (unspecified) | Boraginaceae | 2 | 97.1 |
| Calendula officinalis | Pot Marigold | Asteraceae | 2 | 97.1 |
| Helianthus annuus | Sunflower | Asteraceae | 2 | 97.1 |
| Ligularia dentata | Leopardplant | Asteraceae | 2 | 34, 97.1 |
| Rudbeckia sp. | Coneflower (unspecified) | Asteraceae | 2 | 97, 97.1 |
| Galanthus nivalis | Snowdrop | Liliaceae | 2 | 153, 214 |
| Anemone x hybrida | Japanese Anemone | Ranunculaceae | 1 | 4 |
| Cimicifuga simplex | Bugbane | Ranunculaceae | 1 | 129 |
| Delphinium elatum | Dephinium | Ranunculaceae | 1 | 97.1 |
| Humulus lupulus | Hop | Cannabaceae | 1 | 29 |
| Fallopia japonica | Japanese Knotweed | Polygonaceae | 1 | 1 |
| Erysimum sp. | Wallflower (unspecified) | Brassicaceae | 1 | 97.1 |
| Raphanus sativus | Garden Radish | Brassicaceae | 1 | 97.1 |
| Arbutus unedo | Strawberry-tree | Ericaceae | 1 | 35 |
| Hydrangea macrophylla | Hydrangea | Hydrangaceae | 1 | 97, 97.1 |
| Astilbe sp. | False-buck's-beard | Saxifragaceae | 1 | 97.1 |
| Crataegus monogyna | Hawthorn | Rosaceae | 1 | 197 |
| Prunus domestica | Plum | Rosaceae | 1 | 97.1 |
| Prunus mume | Japanese apricot | Rosaceae | 1 | 174 |
| Prunus sp. | Cherry (unspecified) | Rosaceae | 1 | 97.1 |
| Medicago sativa | Lucerne | Fabaceae | 1 | 30 |
| Lythrum salicaria | Purple-loosestrife | Lythraceae | 1 | 1 |
| Colletia hystrix | (none) | Rhamnaceae | 1 | 69.01 |
| Geranium sp. | Crane's-bill (unspecified) | Geraniaceae | 1 | 97.1 |
| Impatiens sp. | Balsam (unspecified) | Balsaminaceae | 1 | 97.1 |
| Petunia x hybrida | Petunia | Solanaceae | 1 | 97.1 |
| Calystegia silvatica | Large Bindweed | Convolvulaceae | 1 | 1 |
| Gilia capitata | Globe Gilia | Polemoniaceae | 1 | 97.1 |
| Heliotropium arborescens | Heliotrope | Boraginaceae | 1 | 36 |
| Agastache urticifolia | Nettleleaf Giant Hyssop | Lamiaceae | 1 | 127 |
| Salvia officinalis | Sage (unspecified) | Lamiaceae | 1 | 97.1 |
| Stachys officinalis | Betony | Lamiaceae | 1 | 97.1 |
| Jasminum nudiflorum | Winter Jasmine | Oleaceae | 1 | 122 |
| Veronica sp. | Speedwell (unspecified) | Scrophulariaceae | 1 | 6 |
| Abelia sp. | Abelia (unspecified) | Caprifoliaceae | 1 | 122 |
| Abelia x grandiflora | Glossy Abelia | Caprifoliaceae | 1 | 1 |
| Lonicera periclymenum | Honeysuckle | Caprifoliaceae | 1 | 97 |
| Viburnum lantana FRUIT | Wayfaring-tree (berries) | Caprifoliaceae | 1 | 113 |
| Anaphalis margaritacea | Pearly Everlasting | Asteraceae | 1 | 97.1 |
| Arctium lappa | Greater Burdock | Asteraceae | 1 | 1 |
| Chrysanthemum segetum | Corn Marigold | Asteraceae | 1 | 97.1 |
| Cosmos bipinnatus | Mexican Aster | Asteraceae | 1 | 197 |
| Dendranthema sp. | Florist's Chrysanthemum | Asteraceae | 1 | 97.1 |
| Helichrysum sp. | Everlastingflower (unspecified) | Asteraceae | 1 | 71.02 |
| Leontodon saxatilis | Lesser Hawkbit | Asteraceae | 1 | 98 |
| Agapanthus praecox | African Lily | Liliaceae | 1 | 127 |
| Narcissus pseudonarcissus | Daffodil | Liliaceae | 1 | 150 |
| Passiflora caerulea | Blue Passion Flower | Passifloraceae | 1 | 97.1 |
| - | (dung) | - | 1 | 186 |
| - | (honey-dew) | - | 1 | 1 |
