AGM – The Royal Horticultural Society’s Award of Garden Merit

(B) Indicates a plant grown from bulbs

Please note: this list may not be complete. Recent additions may not be included, others may have sold out. Please ring or email us if you are after specific plants.

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Acanthus spinosus AGM

Mauve and white flower spikes to 120cm.

Acanthus mollis

Large glossy leaves, purple flower spikes to 1 metre. Good in shade.

Achillea 'Moonshine' AGM

Grey foliage, pale yellow flowers. Ht 60cm.

Achillea ptarmica 'The Pearl'

60cm stems with small white double flowers.

Agapanthus - Blue

A clump-forming perennial with strap-shaped green leaves. Rounded clusters of bell-shaped, blue flowers. Ht 70cm.

Agapanthus - White

A clump-forming perennial with strap-shaped green leaves. Rounded clusters of bell-shaped, white flowers. Ht 70cm.

Agapanthus 'Lilliput' (B)

Shorter growing plant to 40cm.

Agapanthus inapertus

Clump forming with blue flowers. Ht 90-150cm.

Alchemilla conjuncta

Silver edged small leaves, clump forming. Ht 15cm.

Alchemilla - Dwarf Form AGM

Lower growing than mollis and not so spreading, good in light shade Alchemilla mollisLime-green flowers. Ht 30cm.

Allium cernuum (B) AGM

Nodding heads of deep pink bells.

Allium karataviense (B)

Broad, ribbed leaves, pale pink flowers. Ht 30cm.

Anemone 'Prinz Heinrich'

Deep pink fowers. Ht 1m.

Anemone hupe. 'Hadspen Abundance' AGM

Pink flowered anemone. Ht 1m.

Anemone 'Honorine Jobert' AGM

White flowered Japanese anemone.

Anthemis cupaniana AGM

Grey leaves, white daisies, Ht 20cm.


Anthemis tinctoria 'E.C.Buxton'

Pale yellow daisies. Ht 30cm.

Anthericum ramosum

Grasslike leaves, slender stems, white flowers. Ht 60cm.

Armeria maritima 'Alba'

White flowered Thrift . Ht 30cm.

Armeria maritima 'Splendens'

Deep pink flowerheads. Ht 30cm.

Artemisia l. 'Valerie Finnis' AGM

Larger leaves than the species.

Arum italicum 'Pictum' AGM

Marbled leaves for winter, orange berries in summer.

Aster amellus 'Louise' A RARE PLANT.

Pink flowers. Ht 60cm.

Aster horizontalis

Branching, bushy, dark leaves and small pale pink flowers. Ht 60cm.

Aster laterifolius 'Prince'

Purple foliage, tiny pink flowers. Ht 70cm.

Aster novae-angliae 'Helen Picton' A RARE PLANT.

Deep, rich purple flowers. Ht 1m.

Aster novae-angliae 'Purple Dome'

Rich purple flowers on 60cm stems.

Aster novae-angliae 'Mrs S T Wright'

Violet/pink flowers. Ht 120cm.

Aster n-b 'Jenny'

Rich prurple-red flowers July-September. Ht 30cm.

Aster pringlei 'Monte Cassino' AGM

Sprays of white flowers in Sept-Nov. Ht 90cm.

Aster - Dwarf White

Ht 40cm.

Aster - Tall Pink

Ht 1.2 to 1.5m.

Astilbe 'Fanal' AGM

Dark red flowers; for moist soil. Ht 45cm.

Astilbe 'Sprite'

Finely divided foliage, pink flowers. Ht 15cm.

Astrantia major

Green-white-pink flowers. Ht 60cm


Bergenia 'Baby Doll'

Compact habit, shell pink flowers in late winter. FOR SHADE . Ht 30cm.

Bergenia purpurescens

Good winter leaf colour – dark pink flowers. Ht 45cm

Bergenia 'Tubby Andrews' AGM

Gold-splashed leaves when grown in shade with pink flowers.

Bergenia 'Silberlicht' AGM

White flowered Bergenia. Good in shade

Coreopsis 'Moonbeam' AGM

The pretty lemon yellow flowers contrast well with dark green feathery leaves. Flowers June-Ocyober. Ht 30 cm.

Coreopsis grandiflora

Yellow flowers all summer. Ht 45 cm.

Coreopsis verticillata

Feathery foliage, yellow flowers. Ht 45cm.

Cotula hispida

Soft silver foliage, yellow flowers, low growing.

Crambe cordifolia AGM

Masses of small white flowers but very large leaves. A great plant! Ht 2m.

Crocosmia 'Carmin Brilliant' (B) AGM

Will increase over the years. Smallish carmine red flowers. Ht 50-75cm.

Crocosmia 'Lucifer' (B) AGM

Larger flame-red flowered Ht 75-100cm.

Dianthus 'Doris' AGM

Salmon-pink, highly scented. Ht 30cm.

Dianthus 'Mrs Sinkins'

An old favorite but well worth having! A white flowered, scented pink.

Dicentra spectabilis 'Alba' Bleeding Heart

Arching stems of white heart shaped flowers.

Dicentra spectabilis Bleeding Heart AGM

Arching stems of pink heart shaped flowers.

Dierama pulcherrimum

Angel’s fishing rod. Pendant spikes of pink flowers. Ht 1.2m.

Digitalis lutea

Small pale yellow flowers. Ht 60cm.


Bright yellow daisies in spring, Ht 60cm.

Echinacea purpurea

Rich purple ” Coneflower” . Ht 90cm.

Echinops ritro 'Veitch's Blue'

“Globe thistle” Clump forming. Ht 1m.

Epimedium versicolor 'Sulphureum' AGM

Good ground cover plant for semi-shade.

Epimedium pinnatum ssp. colchicum

“Bishops’ Mitre”. Charming bright yellow flowers with short brown or yellow spurs. Good ground cover for semi-shade. Ht 35cm.

Erigeron profusion (karvinskiansis) AGM

Low growing, masses of white and pink daisies.

Erigeron 'Quakeress'

Pale lilac daisy type flowers, dark clump forming leaves. Ht 60cm.

Erodium chrysanthum

Silver-grey leaves, cream flowers. Ht 15cm.

Erodium manescaui

Magenta pink flowers. Ht 30cm.

Erodium pelargoniiflorum

Pale pink flowers all through summer. Ht 10cm.

Erodium trifolium

Soft leaves, pale pink flowers all summer. Ht 15cm.

Eryngium agavifolium

Spikey leaves, pale green seed heads to 1.2m. For a sunny site.

Eryngium alpinum AGM

Small blue flowered ” Sea Holly”

uphorbia amygdaloides robbiae AGM

Spreading evergreen; excellent for dry shade. Ht 60cm.

Fritillaria meleagris (B)

“Snakes Head Fritillary” – all gardens should have these bulbs!


Galega officinalis

Blue flowers June-Sept. Ht 120cm’

Galega officinalis 'Alba'

White flowers June-Sept. Ht 120cm.

Galium oderatum

“Sweet Woodruff”  white flowers, tolerates shade. Ht 20cm.

Gaillardia 'Kobold'

Orangey-yellow petals, bronze centre.

Galtonia candicans (B)

Hyacinth-like white bells on 1m high stems. Prefers well-drained soil and sun.


Gaura lindheimeri AGM

White flowers flushed with pink. Ht 1m.

Gaura lindheimeri 'Variegata

‘As above but with cream / green variegated leaves.

Geranium 'Ann Folkard' AGM

Rather sprawling with pale leaves, magenta flowers July-Oct. Ht 60cm.

Geraniium 'Roxanne'

Long flowering with rich blue flowers with white centres. Ht 40cm.

Geranium cinereum AGM

‘Ballerina’Small, low growing Geranium with pink flowers. Ht 10cm.

Geranium donianum 'Dusky Crug'

Dark leaves, shell-pink flowers. Ht 15cm.

Geranium himalayense 'Plenum'

Double pinky / purple flowers. Ht 30cm.

Geranium m. 'Bevan's Variety'

Dark pink flowers. Ht 20cm

Geranium m. 'Ingwersen's Variety' AGM

Pale pink flowers. Ht 20cm

Geranium macrorrhizum 'Album' AGM

White flowers, good autumn colour. Ht 20cm. *Note – All Geranium macrorrhizum varieties are good in dry, shady places.

Geranium nodosum

Good in semi-shade; small lilac flowers. Ht 20cm.

Geranium pyrenaicum 'Bill Wallis' AGM

Masses of tiny purple flowers. Ht 30cm.

Geranium renardii AGM

Grey leaves, pink veined flowers. Ht 30cm.

Geranium sanguinium 'Bloody cranesbill'

Magenta flowers all summer. Ht 20cm.

Geranium sanguinium 'Album' AGM

Pure white flowers (as above).

Geranium sessiliflorum 'Nigricans'

Dark chocolate coloured leaves tiny white flowers. Ht 7cm.

Geranium sylvaticum 'Album '

White veined flowers. Ht 60cm.

Geranium xc. 'Biokovo'

Good ground cover, pink buds, white flowers, red leaves autumn, 10cm.

Geranium x riversle. 'Mavis Simpson'

Silver-pink flowers, June-October. Ht 20cm.

Geranium x r. 'Russell Prichard' AGM

Magenta flowers, June-October. Ht 20cm.

Geum 'Georgenburg'


Orange-yellow flowers. Ht 30cm.

Geum 'Mrs Bradshaw AGM

‘Double red flowers June-October. Ht 60cm.


Mixed seedlings; yellow, bronze, burnt orange.

Helianthemum 'Bunbury'

Rock rose with cerise coloured flowers. Ht 45cm.

Helianthemum 'Henfield Brilliant' AGM

Burnt orange flowers.

Helianthemum 'Rhodanthe Carneum' AGM

A rock rose with pale pink flowers. Ht 30cm.

Helianthemum 'Wisley Primrose' AGM

Another rock rose, this one with pale primrose yellow flowers. Ht 30cm.

Helianthus 'Lemon Queen' AGM

Pale yellow daisy. Ht 140cm.

Helleborus orientalis

‘Lenten Rose’. Seedlings; mixed colours.

Helleborus niger AGM

Christmas Rose” . White flowers fading to pink Jan – April Ht 25cm.

Hemerocallis 'Night Beacon'

‘Day Lilly’. Invaluable for the summer garden, these last for years undisturbed. This one has purple flowers with dark purple eyezone and a green throat. Ht 65cm.

Heuchera 'Silver Shadow' AGM

Dusky pink marbled leaves.

Hosta 'Francee' AGM

White variegated leave.

Hosta 'Frances Williams'

Variegated leaves and white flowers.

Hosta 'Hadspen Blue'

Small blue leaves, pinky white flowers.

Hosta 'Wide Brim'

Large green leaves with a creamy yellow margin. Ht 45cm.

Hosta fortunei aureomarginata AGM

Creamy variegated leaves.

Ipheion uniflorum (B)

Pale blue flowers in spring. Ht 15cm.

Iphieon 'Rolf Fiedler' (B) AGM

Pretty, scented, star shaped vivid blue flowers in spring. Ht 10-15cm.

Iris 'Broadleigh Rose'

A Pacific Iris with evergreen leaves & dusky pink flowers.

Iris 'Gingerbread Man'

A dwarf Iris with curious green/gingery flowers.

Iris f. 'Variegata' AGM

Variegated evergreen, clump-forming Iris.

Iris pallida 'Argentea Variegata'

Grey-white leaves; purple flowers.

Iris sibirica 'Butter and Sugar'

A good garden plant producing a good clump, most conditions. White with yellow flowers. Ht 60-90cm.

Iris sibirica 'Shaker's Prayer' AGM

Purple veining over cream flowers. Ht 70cm.

Iris unguicularis AGM

Evergreen winter flowering Iris with lilac flowers. Ht 30cm.

Iris - White Flowered

A white flowered Pacific.

Iris Knautia 'Pastel Shades'

“Mid pink flowers. Ht 60cm.

 Kniphofia 'Percy's Pride'

‘Red Hot Poker’ but with greenish yellow “pokers”. Ht 100cm.

Kniphofia citrina

A ‘Red Hot Poker’ with ivory to yellow-green flowers Aug-Sept.Ht 60cm.

Kniphofia 'Drummore Apricot'

Large apricot coloured flower spikes. Ht 1m.

Kniphofia 'Little Maid' AGM

Pale yellow flowers, fading to white. Ht 60cm.


Libertia grandiflora AGM

Evergreen clumps with white flower spikes. Ht 60cm.

Liripoe muscari AGM

Late flowering, purple spikes. Ht 20cm.

Lychnis chalcedonica

Pillar box red flowers. Ht 45cm.

Lysimachia ephemerum

Grey leaves, white flowers. Ht 90cm.

Monarda 'Squaw' AGM

Red flowers, good scent and mildew resistant. Wonderful plant for most gardens. Ht 100 cm.

Oenothera 'Longest Day'

Bronzy green leaves,bright yellow flowers, Ht 60cm.

Ophiopogon 'Nigrescens'

Black grass like leaves, purple flower spikes. Ht 10cm.

Origanum aureum

Yellow leaved Oregano.

Pachysandra terminalis 'Variegata'

Evergreen variegated leaves, good in shade. Ht 20cm.

Penstemon 'Garnet' AGM

Pinky red flowers; hardy. Ht 1m.


Penstemon 'Purple Bedder' AGM

Excellent flower power from June – October. Ht 60cm.

Penstemon 'Raven' AGM

Dark crimson flowers. Ht 60cm.

Persicaria 'Red Dragon'

Burgundy marbled leaves. Ht 60cm.

Phlox paniculata 'Flamingo'

Pink flowers. Ht 60-90cm.

Phlox paniculata 'Starfire' AGM

Deep crimson flowers. Ht 90cm.

Physostegia v. 'Variegata'

Variegated leaves, pink flowers. Ht 75cm.

Physostegia virginiana AGM

‘Obedient Plant’ spikes of pink flowers. Ht 120cm.

Polemonium 'Hannah Bilcliffe'

‘Jacob’s Ladder’ Pretty pale lilac flowers. Ht 60cm.

Polemonium 'Lambrook Mauve'

Lilac flowers. Ht 20cm.

Polygonatum multiflorum

‘Soloman’s Seal’ Ht to 90cm.

Potentilla alba

White flowers, attractive blue/grey leaves. Ht 15cm.

Potentilla atrosanguinea

Soft silver leaves and dark red flowers. Ht 30cm.

Primula bulleyana AGM

‘Candelabra Primula’ with orange flowers. Likes it damp! Ht60cm.

Primula denticulata 'Ruby'

Drumstick Primula” with bright cerise flowers.

Pulmonaria 'Blue Ensign' AGM

Dark green leaves, blue flowers. For shady site. Ht 30cm.

Pulmonaria longifolia 'Ankum'

Narrow spotted leaves and blue flowers. Low growing.

Pulmonaria officinalis

Pink and blue flowers, white spotted leaves, for shade.

Rhodiola rosea

Fleshy green/grey leaves with yellow flowers up to 30cm.

Rodgersia 'Die Stolze'

Large green leaves and pinky white flowers in mid summer. Ht 70 cm.

Rudbeckia 'Goldsturm'

Yellow flowers from July to November. Ht 45cm.

Rudbeckia lacinata 'Goldquelle' AGM

Double yellow flowers. Ht 90cm.

Rudbeckia lac. 'Herbstonne' AGM

Good back-of-border plant for late summer. Ht 2m.

Salvia microphylla var. microphylla

Shrubby with cerise pink flowers mid to late summer Ht 1m.

Salvia uliginosa AGM


Sky blue flowers on slender 120cm stems until November.

Sanguisorbia Tanna

Ruby coloured flower heads on 30 cm stems. Flowers June – Sept.

Schizostylis coccinea

Red flowers in late autumn. Ht 45cm.

Sedum 'Stewed Rhubarb Mountain'

Bronzey/purple leaves, cream & pink flowers. Ht 60-90cm.


Greeny/purple leaves, creamy pink flowers. Ht 60cm.

Sedum 'Matrona'

Burgundy leaves, very large flower heads.


Sedum pulchellum 'Purple Emperor'

Dark purple stems and leaves with dark pink flowers. Ht 30cm.

Sedum spectabile 'Stardust'

A white flowered Sedum . Ht 60cm.

Silene uniflora

Slow spreading, nodding white flowers with grey/green foliage.

Sisyrinchium 'Aunt May'

Variegated leaves, creamy flowers. Ht 30cm.

Sisyrinchium 'Quaint and Queer'

Evergreen leaves, dusky pink flowers. Ht 30 cm.

Stachys byzantina

Ground cover plant with large felty grey leaves Stachys macranthaPinky, purple hooded flowers on 60cm stems.

Stachys macrantha 'Violacea'

Larger leaves, violet flowers. Ht 60cm.

Stachys thunbergii

Deep pink flowers from July to October. Ht 30cm Good ground cover.

Tanacetum harajanii

Silver leaves, yellow flowers. Ht 20cm.

Thymus 'Silver Posie'

White and grey variegated leaves. Ht 20cm.

Thymus x citriodorus

Lemon scented Thyme. Ht 20 cm.

Tulipa tarda (B) AGM

Star shaped with white and yellow flowers.

Verbena bonariensis

Elegant purple flowers on 1.5m stems. Very long flowering.

Verbena hastata alba

Fabulous plant! Shorter than Verbena bonariensis and bushy. Ht 60-90cm.

Verbena hastata rosea

Our most asked for plant! Long flowering, bushy, excellent.

Verbena rigida

Bushy, spreading plant with mauve flowers. Ht 30cm.

Veronica gentianoides 'Pallida'

Spikes of blue flowers. Ht 60cm.

Veronica spicata 'Heidekind' AGM

Pink flower spikes 30 cm high.

Viola odorata 'Alba'

White flowered violet.

Zantedeschia aethiopica AGM

‘Arum Lilly’ Pure white spathes rise above large glossy leaves. Ht 90cm.

Zauschneria californica

Californian Fuchsia .Orange/red tubular flowers late summer.Ht 30cm.