| Acaena | microphylla |
| a | FALSE | FALSE | Prostrate; copper brown pinnate leaves, bright red burs. |
| Acaena | inermis | Purpurea | a | FALSE | FALSE | Prostrate purple leaves and white burrs. |
| Achillea | millifolium | Cassis | p | TRUE | FALSE | Cherry-red |
| Achillea | millefolium | Salmon Beauty | p | TRUE | FALSE | Flat heads of salmon pink flowers becoming pale with age. Finely cut foliage. |
| Acorus | gramineus | Ogon | p | FALSE | FALSE | Fans of narrow green and yellow striped leaves, marginal or aquarium plant. |
| Aegopodium | podagraria | Variegatum | p | FALSE | FALSE | Variegated ground elder; pretty but determined. |
| Aeonium |
| Zwartkop | p | FALSE | TRUE | Almost black architectural foliage. |
| Ajuga | reptans | Catlin’s Giant | p | TRUE | TRUE | A bugle on steroids. |
| Allium | tuberosum |
| h | TRUE | FALSE | Garlic chives, flat garlicky leaf, ornamental white flowers late in the year. |
| Allium | schoenoprasum | chives Polystar? | h | TRUE | FALSE | Purple flower heads are also edible. |
| Aloysia | citriodora |
| h | FALSE | TRUE | (Strongly) lemon scented verbena, over-winter under glass. |
| Androsace | lanuginosa |
| a | FALSE | TRUE | Pale pink flowers, primula family, sun and good drainage. |
| Anemanthele | lessoniana |
| p | FALSE | TRUE | Bronze foliage and pinkish red flowers look good swaying in the breeze. |
| Angelica | archangelica |
| hp | TRUE | FALSE | Short lived impressively large perennial with globular flower heads in second year, or crystallise stems for cake decoration. |
| Anthemis | tinctoria | Lemon Ice | p | TRUE | FALSE | Creamy yellow daisy flowers, with glorious yellow eyes, attract numerous pollinators such as bees and hoverflies. The foliage is slightly aromatic as you would expect from the Chamomile family, green and finely dissected. |
| Anthemis | punctata | subsp. cupaniana | p | TRUE | TRUE | Silver green lacy foliage, large but compact white /yellow daisy flowers, dwarf and indispensable |
| Armeria | juniperifolia | Bevan’s Variety | a | TRUE | TRUE | Compact thrift. |
| Artemisia | dracunculus | French Tarragon | h | FALSE | FALSE | Mildly creeping stems, richly aniseed flavoured leaves. Not as hardy as Russian tarragon but infinitely superior flavour. |
| Aruncus | dioicus |
| p | TRUE | TRUE | Also astilbe like but tall and robust to 1.2 m, white flowers. |
| Aster | lateriflorus | var. horizontalis | p | TRUE | FALSE | Purple tinged foliage and spreading branches of numerous white rayed pink flowers |
| Blechnum | penna-marina |
| a | FALSE | FALSE | Pinnate bronze green fronds, prostrate habit. |
| Brachyelytrum | japonicum |
| p | FALSE | FALSE | Tall perennial grass with open panicles and ‘v’ shaped spikelets. |
| Brunnera |
| Alexander’s Great | p | FALSE | FALSE | Big leaves, silvery foliage. |
| Buxus | sempervirens | Suffruticosa | s | FALSE | FALSE | Dwarf edging box, neat bright green foliage. |
| Buxus | sempervirens | Rotundifolia | s | FALSE | FALSE | Robust drought tolerant evergreen with large dark green rounded foliage, |
| Buxus | sempervirens | Elegantissima | s | TRUE | TRUE | Handsome variegated box with small cream green leaves and dense habit. |
| Buxus |
| Aureovariegata | s | TRUE | FALSE |
|
| Campanula | poscharskyana |
| a | TRUE | FALSE | Lilac starry flowers, creeping and spreading, good for dry banks. |
| Campanula | poscharskyana | E H Frost | a | TRUE | FALSE | Robust creeping perennial silver blue flowers, good for dry banks. |
| Campanula | portenschlagiana |
| a | TRUE | TRUE | Lilac thimble shaped flowers, lobed foliage, creeping habit. |
| Campanula | garganica | Mrs Resholt | a | FALSE | FALSE | Intense violet (Plant of the year at Chelsea 2012?) |
| Campanula |
| Blue Baby | a | TRUE | FALSE | Blue bell shaped flowers, prostrate habit. |
| Caryopteris |
| Kew Blue | s | TRUE | FALSE | Erect, compact, dark flowers and fruit. |
| Ceanothus | thrysiflorus | var. repens | s | TRUE | TRUE | Evergreen, blue flowers wide spreading dense shrub. |
| Ceratostigma | plumbaginoides |
| a | TRUE | TRUE | Late blue flowered ground cover, autumn leaf tints. |
| Chamaemelum | nobile | Treneague | h | FALSE | FALSE | The best type for chamomile lawns – no flowers |
| Chamaenerion | angustifolium | Stahl Rose |
| FALSE | FALSE | Beautiful soft pink flowers contrast with darker pink buds midsummer. This is a form of willowherb so place it with care! |
| Clematis | cirrhosa | Freckles | s | FALSE | TRUE | Evergreen, early. |
| Clematis |
| Niobe | s | FALSE | TRUE | Dark velvety red. |
| Clematis |
| Piilu | s | FALSE | FALSE | Early season, light pink with darker stripes and cream boss, semi double, second single flowering often |
| Corydalis | flexuosa |
| a | FALSE | TRUE | Dark foliage and bright blue flowers in spring and autumn. |
| Corydalis | cheilanthifolia |
| p | FALSE | FALSE | Yellow green fern like foliage turning bronze in autumn, yellow vetch like flowers. |
| Cotoneaster | congestus | Nanus | a | FALSE | FALSE | Evergreen ground hugging habit, small leaves white flowers and red fruit. |
| Cynara |
| Artichoke Violette de P | v | FALSE | FALSE | Purple globe artichoke. Good flavour, especially if eaten young. |
| Dianthus |
| Inshriach Dazzler | a | FALSE | TRUE | Bright pink with darker eye, prostrate and fragrant. |
| Dianthus |
| Whatfield Cancan | a | FALSE | TRUE | Full pink flowers strong scent. |
| Dianthus |
| La Bourboule | a | FALSE | TRUE | Rose-pink fragrant |
| Dicentra | formosa |
| a | FALSE | FALSE | Ground cover version of love lies vleeding |
| Dicentra | formosa | Langtrees | a | FALSE | TRUE | Low divided, grey foliage sprouts from fleshy rhizomes, white tubular flowers tinted pink. |
| Dryopteris | erythrosora |
| p | FALSE | TRUE | Red croziers turn into glowing bronze foliage, irresistible. |
| Dryopteris | affinis | Cristata | p | FALSE | TRUE | Bold deciduous fern; dark green fronds crested at the tip. Tolerant of dry conditions once established. |
| Echinacea | purpurea | Magnus | p | TRUE | FALSE | Intense red, wide horizontal petals 100 cm. Long lasting cut flower |
| Eurybia (Aster) | divaricata |
| p | TRUE | FALSE | Wiry black stems contrast with clouds of small pink tinged daisies. (Gertrude Jekyll ;The wire-stemmed aster) |
| Festuca | glauca | Elijah Blue | p | FALSE | FALSE | Fine silver blue form. |
| Ficus | carica | Brown Turkey | s | FALSE | FALSE | Reliable fig cultivar. |
| Foeniculum | vulgare | Purpureum | h | TRUE | FALSE | Bronze fennel. Tall perennial with finely divided aniseed flavoured bronze foliage an flat umbels of yellow flowers. |
| Fragaria | vesca | Alexandria | h | TRUE | FALSE | Largish, conical fragrant fruits. |
| Geranium | sanguineum | Cedric Morris | a | TRUE | FALSE | A bloody cranesbill bigger in all its parts. |
| Geranium | macrorrhizum | Album | p | TRUE | FALSE | Fleshy rhizomes and leaves- strongly aromatic. White flowers. |
| Geranium | clarkii | Kashmir Purple | p | TRUE | FALSE | Finely divided leaves, narrow purple petals with contrasting veins. |
| Geranium |
| Johnson’s Blue | p | TRUE | FALSE | Finely divided leaves, violet, cup shaped open flowers. |
| Geranium |
| Rozanne | p | TRUE | TRUE | Vigorous and floriferous, Violet, white centred, purple veined saucer shaped flowers from Summer to Autumn looks fabulous in a container. |
| Gladiolus | papilio |
| p | FALSE | FALSE | Yellowish green flowers suffused purple. Almost hardy. Late flowering. |
| Glyceria | maxima | var. Variegata | p | FALSE | FALSE | Enthusiastic variegated grass. Tolerates dry soil, romps in wet. |
| Hebe |
| Great Orme | s | FALSE | FALSE |
|
| Hebe | recurva |
|
| FALSE | FALSE |
|
| Hedera | helix | Cour d’or | s | FALSE | FALSE |
|
| Helleborus | argutifolius |
| p | FALSE | TRUE |
|
| Hesperantha | coccinea | Sunrise | p | FALSE | TRUE | Silky cup-shaped blooms September, grassy foliage, happy in damp soils. |
| Hesperantha | coccinea | Major | p | FALSE | TRUE | Silky cup-shaped blooms September, grassy foliage, happy in damp soils. |
| Heuchera |
| Black pearl | p | FALSE | TRUE | Jet black leaves with scalloped edges, foamy white flowers, irresistable! |
| Hyssopus | officinalis | aristatus | h | TRUE | FALSE | Hyssop. Evergreen aromatic. |
| Inula | magnifica |
| p | TRUE | FALSE |
|
| Iris | pseudacorus | Variegata | p | FALSE | FALSE | Variegated water iris, a substantial plant for bold effect. |
| Iris | foetidissima |
| p | TRUE | TRUE | Evergreen lance shaped leaves, curious blue yellow flowers followed by sealing wax berries. Odd small but very tolerant of dry shade. |
| Jasminum | humile | Revolutum | s | TRUE | TRUE | Summer flowering evergreen jasmine, delicate (scented if in a warm position) yellow flowers on a 2 m high and wide plant. |
| Jovibarba | hirta |
| a | FALSE | FALSE |
|
| Juniperus | communis | Compressa | s | FALSE | FALSE | One of the slowest, fine leaves narrow habit, good steely colour. |
| Lavandula | x intermedia | Grey Hedge | hs | TRUE | TRUE |
|
| Lavandula | angustifolia | Hidcote | hs | TRUE | TRUE | Dwarf habit, silvery foliage,violet flowers. |
| Leucanthamella | serotina |
| p | TRUE | FALSE |
|
| Ligularia | przewalskii |
| p | FALSE | FALSE | Tall yellow spikes contrast well with dark stems, revels in damp soil. |
| Lithodora | diffusa | Heavenly Blue | a | FALSE | FALSE | Dark green foliage and bright blue flowers, prostrate, dislikes chalk. |
| Lobelia | cardinalis | Queen Victoria | p | FALSE | TRUE | Late summer scarlet flowers for damp places |
| Luma (Myrtus) | apiculata |
| h | TRUE | TRUE |
|
| Lunaria | rediviva |
| p | TRUE | TRUE | Perennial honesty, elongated transparent seed cases follow purple flowers. |
| Meconopsis | cambrica |
| p | TRUE | FALSE | Welsh poppy, flat yellow (occasionally orange) flowers tolerant of shade and competition from grass. |
| Mentha | x gracilis | Variegata | h | TRUE | FALSE | Ginger mint |
| Mentha | requienii |
|
| FALSE | FALSE |
|
| Mentha | spicata | var. crispa | h | TRUE | FALSE | Wavy leaved spearmint. |
| Mentha | spicata | Brundall mint | h | TRUE | FALSE | A finely flavoured form of spearmint |
| Mentha | spicata | spear mint | h | TRUE | FALSE | Spearmint |
| Mentha | pulegium |
| h | TRUE | FALSE | Pennyroyal |
| Mentha | longifolia | Buddleia Mint Group | h | TRUE | FALSE | Silver form of horsemint |
| Myrtus | communis | subsp. tarentina | h/s | TRUE | FALSE | Compact narrow leaved myrtle, neat habit |
| Nephrolepis | exaltata | Boston | f | FALSE | TRUE | Elegant cascading housefern. Minimum temperature 10 deg C (that’s plus 10 not minus 10) |
| Oenothera | stricta | Sulphurea | p | TRUE | FALSE | Elegant evening primrose yellow /apricot flowers. red and green lanceolate leaves. |
| Ophiopogon | planiscapus | Nigrescens | p | FALSE | FALSE |
|
| Origanum | vulgare | Acorn Bank | h | FALSE | FALSE | Yellow elongated leaved marjoram. |
| Origanum | vulgare | Aureum | h | TRUE | FALSE | Golden marjoram, glowing leaf rosettes in winter in cut back. |
| Origanum | vulgare | Compactum | h | TRUE | FALSE | Compact form |
| Pachysandra | terminalis |
| a | FALSE | FALSE | Dwarf evergreen ground cover, whorls of bright green leaves and white terminal flower heads. |
| Parthenocissus | quinquefolia |
| s | FALSE | FALSE |
|
| Penstemon |
| Hidcote Pink | p | TRUE | TRUE | Pink flowers with white striped throat. |
| Penstemon |
| White Bedder | p | TRUE | FALSE | Compact habit, pure white flowers. |
| Penstemon |
| Andenken an Friedrich Hahn |
| TRUE | TRUE | Dark, narrow leaves, slim, garnet red flowers. |
| Penstemon |
| Stapleford Gem | p | TRUE | TRUE |
|
| Petroselinum |
| Plain leaved | h | FALSE | FALSE |
|
| Phlomis | russeliana |
| p | TRUE | TRUE | Bold felted leaves , whorls of yellow hooded flowers , and long lasting seed heads. |
| Phlox | paniculata | Flame White Eye | p | FALSE | FALSE |
|
| Phlox | glaberrima | Bill Baker | p | TRUE | TRUE | Somewhat lax habit to 0.5m Lance shaped leaves and clustered, scented bright pink flowers early summer, good for fromt of borders. |
| Phlox | divaricata laphamii | Chattahoochee | a | TRUE | TRUE | Dark foliage, blue flowers with crimson centres, partial shade neutral to acid soil. Choice but choosy. |
| Pieris |
| Little Heath | s | FALSE | FALSE |
|
| Primula | vulgaris |
| a h | TRUE | TRUE | Primrose, early native for damp shady banks/ |
| Primula | elatior |
| a | TRUE | FALSE | Oxlip, primrose sized flowers on cowslip like heads. |
| Pulmonaria | angustifolia | | a | TRUE | FALSE | Bright blue flowered lungwort. |
| Pulsatilla | vulgaris |
| a | FALSE | TRUE | Finely divided foliage, nodding bell shaped mauve flowers in spring. The Pasque flower of chalk downland. |
| Rosmarimus | officinalis | Blue Rain | h | TRUE | FALSE |
|
| Rosmarinus | officinalis | Arp | h | TRUE | FALSE |
|
| Rosmarinus | officinalis | Miss Jessopp’s Upright | hs | TRUE | TRUE | Narrow, upright habit, mauve flowers spring. |
| Rudbeckia | fulgida | var. deamii | p | TRUE | FALSE |
|
| Salix | purpurea | Nancy Saunders | s | FALSE | TRUE |
|
| Salvia | patens | Cambridge Blue | p | FALSE | TRUE |
|
| Salvia | officinalis | Purpurescens | h/s | TRUE | TRUE | Sage with purple red leaves. purple flowers. |
| Salvia | officinalis |
| h/s | TRUE | FALSE |
|
| Salvia | officinalis | Icterina | h | TRUE | FALSE | Yellow and green variegated leaves. |
| Sarcococca | confusa |
| s | TRUE | TRUE | Small glossy leaved shrub with heavily scented white flowers in winter, black berries. |
| Saxifraga | paniculata |
| a | TRUE | FALSE | Encrusted type with cream flowers. in flattened sprays. |
| Saxifraga | paniculata | minutifolia/brevifolia? | a | FALSE | FALSE |
|
| Saxifraga | longifolia |
| a | TRUE | FALSE |
|
| Saxifraga |
| Winifred Bevington | a | TRUE | FALSE | Compact mats of red edged green leaves and white flowers flushed pink |
| Saxifraga |
| Southside Seedling Group |
| TRUE | FALSE | Bold silver foliage, white flowers spotted red. |
| Sedum | spurium | Ruby Mantle | a | TRUE | FALSE | Dark red-green foliage and flowers |
| Sedum | spathulifolium | Cape Blanco | a | TRUE | TRUE | Blue green fleshy foliage, yellow flower heads. |
| Sedum | pachyclados |
| a | TRUE | FALSE |
|
| Sempervivum | calcareum | Guillaumes | a | FALSE | TRUE |
|
| Sempervivum | calcareum | Sir William Lawrence | a | FALSE | TRUE |
|
| Sempervivum | arachnoideum |
| a | FALSE | TRUE |
|
| Sempervivum | | Mondstein | a | FALSE | FALSE |
|
| Sempervivum |
| Gallivarda | a | FALSE | TRUE |
|
| Symphytum | grandiflorum | Goldsmith | p | TRUE | FALSE | Variegated comfrey. |
| Tanacetum | parthenium | Rowallane | h | FALSE | FALSE | double feverfew; aromatic woody perennial with double white button-like flowers; 35cm high. Not White Bonnet see Jackson email |
| Teucrium | fruticans |
| s | TRUE | FALSE | Long white square stems, grey green opposite leaves, mauve flowers. |
| Thymus | serpyllum | Snow Carpet | a | TRUE | FALSE |
|
| Thymus | pulegioides | Bertram Anderson | ha | TRUE | TRUE | Compact habit, forms mats of reliably bright foliage. |
| Thymus | herba-barona |
| ha | TRUE | FALSE | Caraway thyme |
| Thymus | camphoratus |
| h | TRUE | FALSE | Camphor thyme, arrow shaped leaves. |
| Thymus | x citriodora | Silver Queen | h | FALSE | TRUE |
|
| Trachelospermum | asiaticum |
| s/cl | FALSE | TRUE |
|
| Valeriana | phu | Aurea | p | TRUE | FALSE | Umbellifer with luminous yellow new leaves. |
| Verbena | bonariensis |
| p | TRUE | TRUE | Tall, rigid habit, numerous purple flower heads. |
| Veronica | prostrata | Spode Blue | a |
| TRUE | Spode Blue’ is a prostrate perennial 10cm tall, forming a mat of narrow, semi-evergreen leaves and erect racemes of small blue flowers in early summer |
| Viola | odorata |
| a | TRUE | FALSE |
|
| Viola | odorata | Queen Charlotte | a | TRUE | FALSE | Originating in Germany at the turn of the last century, this cultivar is equally scented but holds the flowers more upright. |
| Viola | cornuta |
| a | FALSE | FALSE | Low growing spreading perennial, mauve scented flowers have strap-like petals |
| Viola | cornuta |
| a | TRUE | TRUE |
|
| Viola | cornuta | Alba Group | a | TRUE | FALSE | Creeping, white scented flowers |
| Waldsteinia | ternata | | a | FALSE | FALSE | Yellow flowered ground cover. |