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.

Click on title for more information.

A

[expand title=”Acanthus spinosus AGM”]

Mauve and white flower spikes to 120cm.

[/expand]

[expand title=”Acanthus mollis”]

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

[/expand]

[expand title=”Achillea ‘Moonshine’ AGM”]

Grey foliage, pale yellow flowers. Ht 60cm.

[/expand]

[expand title=”Achillea ptarmica ‘The Pearl'”]

60cm stems with small white double flowers.

[/expand]

[expand title=”Agapanthus – Blue”]

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

[/expand]

[expand title=”Agapanthus – White”]

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

[/expand]

[expand title=”Agapanthus ‘Lilliput’ (B)”]

Shorter growing plant to 40cm.

[/expand]

[expand title=”Agapanthus inapertus”]

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

[/expand]

[expand title=”Alchemilla conjuncta”]

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

[/expand]

[expand title=”Alchemilla – Dwarf Form AGM”]

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

[/expand]

[expand title=”Allium cernuum (B) AGM”]

Nodding heads of deep pink bells.

[/expand]

[expand title=”Allium karataviense (B)”]

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

[/expand]

[expand title=”Anemone ‘Prinz Heinrich'”]

Deep pink fowers. Ht 1m.

[/expand]

[expand title=”Anemone hupe. ‘Hadspen Abundance’ AGM”]

Pink flowered anemone. Ht 1m.

[/expand]

[expand title=”Anemone ‘Honorine Jobert’ AGM”]

White flowered Japanese anemone.

[/expand]

[expand title=”Anthemis cupaniana AGM”]

Grey leaves, white daisies, Ht 20cm.

[/exapnd]

[expand title=”Anthemis tinctoria ‘E.C.Buxton'”]

Pale yellow daisies. Ht 30cm.

[/expand]

[expand title=”Anthericum ramosum”]

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

[/expand]

[expand title=”Armeria maritima ‘Alba'”]

White flowered Thrift . Ht 30cm.

[/expand]

[expand title=”Armeria maritima ‘Splendens'”]

Deep pink flowerheads. Ht 30cm.

[/expand]

[expand title=”Artemisia l. ‘Valerie Finnis’ AGM”]

Larger leaves than the species.

[/expand]

[expand title=”Arum italicum ‘Pictum’ AGM”]

Marbled leaves for winter, orange berries in summer.

[/expand]

[expand title=”Aster amellus ‘Louise’ A RARE PLANT.”]

Pink flowers. Ht 60cm.

[/expand]

[expand title=”Aster horizontalis”]

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

[/expand]

[expand title=”Aster laterifolius ‘Prince'”]

Purple foliage, tiny pink flowers. Ht 70cm.

[/expand]

[expand title=”Aster novae-angliae ‘Helen Picton’ A RARE PLANT.”]

Deep, rich purple flowers. Ht 1m.

[/expand]

[expand title=”Aster novae-angliae ‘Purple Dome'”]

Rich purple flowers on 60cm stems.

[/expand]

[expand title=”Aster novae-angliae ‘Mrs S T Wright'”]

Violet/pink flowers. Ht 120cm.

[/expand]

[expand title=”Aster n-b ‘Jenny'”]

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

[/expand]

[expand title=”Aster pringlei ‘Monte Cassino’ AGM”]

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

[/expand]

[expand title=”Aster – Dwarf White”]

Ht 40cm.

[/expand]

[expand title=”Aster – Tall Pink”]

Ht 1.2 to 1.5m.

[/expand]

[expand title=”Astilbe ‘Fanal’ AGM”]

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

[/expand]

[expand title=”Astilbe ‘Sprite'”]

Finely divided foliage, pink flowers. Ht 15cm.

[/expand]

[expand title=”Astrantia major”]

Green-white-pink flowers. Ht 60cm

[/expand]

B-F

[expand title=”Bergenia ‘Baby Doll'”]

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

[/expand]

[expand title=”Bergenia purpurescens” AGM]

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

[/expand]

[expand title=”Bergenia ‘Tubby Andrews’ AGM”]

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

[/expand]

[expand title=”Bergenia ‘Silberlicht’ AGM”]

White flowered Bergenia. Good in shade

[/expand]

[expand title=”Coreopsis ‘Moonbeam’ AGM”]

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

[/expand]

[expand title=”Coreopsis grandiflora”]

Yellow flowers all summer. Ht 45 cm.

[/expand]

[expand title=”Coreopsis verticillata”]

Feathery foliage, yellow flowers. Ht 45cm.

[/expand]

[expand title=”Cotula hispida”]

Soft silver foliage, yellow flowers, low growing.

[/expand]

[expand title=”Crambe cordifolia AGM”]

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

[/expand]

[expand title=”Crocosmia ‘Carmin Brilliant’ (B) AGM”]

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

[/expand]

[expand title=”Crocosmia ‘Lucifer’ (B) AGM”]

Larger flame-red flowered Ht 75-100cm.

[/expand]

[expand title=”Dianthus ‘Doris’ AGM”]

Salmon-pink, highly scented. Ht 30cm.

[/expand]

[expand title=”Dianthus ‘Mrs Sinkins'”]

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

[/expand]

[expand title=”Dicentra spectabilis ‘Alba’ Bleeding Heart”]

Arching stems of white heart shaped flowers.

[/expand]

[expand title=”Dicentra spectabilis Bleeding Heart AGM”]

Arching stems of pink heart shaped flowers.

[/expand]

[expand title=”Dierama pulcherrimum”]

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

[/expand]

[expand title=”Digitalis lutea”]

Small pale yellow flowers. Ht 60cm.

[/expand]

[expand title=”Doronicum”]

Bright yellow daisies in spring, Ht 60cm.

[/expand]

[expand title=”Echinacea purpurea”]

Rich purple ” Coneflower” . Ht 90cm.

[/expand]

[expand title=”Echinops ritro ‘Veitch’s Blue'”]

“Globe thistle” Clump forming. Ht 1m.

[/expand]

[expand title=”Epimedium versicolor ‘Sulphureum’ AGM”]

Good ground cover plant for semi-shade.

[/expand]

[expand title=”Epimedium pinnatum ssp. colchicum”]

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

[/expand]

[expand title=”Erigeron profusion (karvinskiansis) AGM”]

Low growing, masses of white and pink daisies.

[/expand]

[expand title=”Erigeron ‘Quakeress'”]

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

[/expand]

[expand title=”Erodium chrysanthum”]

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

[/expand]

[expand title=”Erodium manescaui”]

Magenta pink flowers. Ht 30cm.

[/expand]

[expand title=”Erodium pelargoniiflorum”]

Pale pink flowers all through summer. Ht 10cm.

[/expand]

[expand title=”Erodium trifolium”]

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

[/expand]

[expand title=”Eryngium agavifolium”]

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

[/expand]

[expand title=”Eryngium alpinum AGM”]

Small blue flowered ” Sea Holly”

[/expand]

[expand title=”uphorbia amygdaloides robbiae AGM”]

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

[/expand]

[expand title=”Fritillaria meleagris (B)”]

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

[/expand]

G-K

[expand title=”Galega officinalis”]

Blue flowers June-Sept. Ht 120cm’

[/expand]

[expand title=”Galega officinalis ‘Alba'”]

White flowers June-Sept. Ht 120cm.

[/expand]

[expand title=”Galium oderatum”]

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

[/expand]

[expand title=”Gaillardia ‘Kobold'”]

Orangey-yellow petals, bronze centre.

[/expand]

[expand title=”Galtonia candicans (B)”]

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

[/exapnd]

[expand title=”Gaura lindheimeri AGM”]

White flowers flushed with pink. Ht 1m.

[/expand]

[expand title=”Gaura lindheimeri ‘Variegata”]

‘As above but with cream / green variegated leaves.

[/expand]

[expand title=”Geranium ‘Ann Folkard’ AGM”]

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

[/expand]

[expand title=”Geraniium ‘Roxanne'”]

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

[/expand]

[expand title=”Geranium cinereum AGM”]

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

[/expand]

[expand title=”Geranium donianum ‘Dusky Crug'”]

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

[/expand]

[expand title=”Geranium himalayense ‘Plenum'”]

Double pinky / purple flowers. Ht 30cm.

[/expand]

[expand title=”Geranium m. ‘Bevan’s Variety'”]

Dark pink flowers. Ht 20cm

[/expand]

[expand title=”Geranium m. ‘Ingwersen’s Variety’ AGM”]

Pale pink flowers. Ht 20cm

[/expand]

[expand title=”Geranium macrorrhizum ‘Album’ AGM”]

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

[/expand]

[expand title=”Geranium nodosum”]

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

[/expand]

[expand title=”Geranium pyrenaicum ‘Bill Wallis’ AGM”]

Masses of tiny purple flowers. Ht 30cm.

[/expand]

[expand title=”Geranium renardii AGM”]

Grey leaves, pink veined flowers. Ht 30cm.

[/expand]

[expand title=”Geranium sanguinium ‘Bloody cranesbill'”]

Magenta flowers all summer. Ht 20cm.

[/expand]

[expand title=”Geranium sanguinium ‘Album’ AGM”]

Pure white flowers (as above).

[/expand]

[expand title=”Geranium sessiliflorum ‘Nigricans'”]

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

[/expand]

[expand title=”Geranium sylvaticum ‘Album ‘”]

White veined flowers. Ht 60cm.

[/expand]

[expand title=”Geranium xc. ‘Biokovo'”]

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

[/expand]

[expand title=”Geranium x riversle. ‘Mavis Simpson'”]

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

[/expand]

[expand title=”Geranium x r. ‘Russell Prichard’ AGM”]

Magenta flowers, June-October. Ht 20cm.

[/expand]

[expand title=”Geum ‘Georgenburg’ “] 

Orange-yellow flowers. Ht 30cm.

[/expand]

[expand title=”Geum ‘Mrs Bradshaw AGM”]

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

[/expand]

[expand title=”Helenium”]

Mixed seedlings; yellow, bronze, burnt orange.

[/expand]

[expand title=”Helianthemum ‘Bunbury’ “]

Rock rose with cerise coloured flowers. Ht 45cm.

[/expand]

[expand title=”Helianthemum ‘Henfield Brilliant’ AGM”]

Burnt orange flowers.

[/expand]

[expand title=”Helianthemum ‘Rhodanthe Carneum’ AGM”]

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

[/expand]

[expand title=”Helianthemum ‘Wisley Primrose’ AGM”]

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

[/expand]

[expand title=”Helianthus ‘Lemon Queen’ AGM”]

Pale yellow daisy. Ht 140cm.

[/expand]

[expand title=”Helleborus orientalis”]

‘Lenten Rose’. Seedlings; mixed colours.

[/expand]

[expand title =”Helleborus niger AGM”]

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

[/expand]

[expand title=”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.

[/expand]

[expand title=”Heuchera ‘Silver Shadow’ AGM”]

Dusky pink marbled leaves.

[/expand]

[expand title=”Hosta ‘Francee’ AGM”]

White variegated leave.

[/expand]

[expand title=”Hosta ‘Frances Williams’ “]

Variegated leaves and white flowers.

[/expand]

[expand title=”Hosta ‘Hadspen Blue’ “]

Small blue leaves, pinky white flowers.

[/expand]

[expand title=”Hosta ‘Wide Brim’ “]

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

[/expand]

[expand title=”Hosta fortunei aureomarginata AGM”]

Creamy variegated leaves.

[/expand]

[expand title=”Ipheion uniflorum (B)”]

Pale blue flowers in spring. Ht 15cm.

[/expand]

[expand title=”Iphieon ‘Rolf Fiedler’ (B) AGM”]

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

[/expand]

[expand title=”Iris ‘Broadleigh Rose’ “]

A Pacific Iris with evergreen leaves & dusky pink flowers.

[/expand]

[expand title=”Iris ‘Gingerbread Man’ “]

A dwarf Iris with curious green/gingery flowers.

[/expand]

[expand title=”Iris f. ‘Variegata’ AGM”]

Variegated evergreen, clump-forming Iris.

[/expand]

[expand title=”Iris pallida ‘Argentea Variegata’ “]

Grey-white leaves; purple flowers.

[/expand]

[expand title=”Iris sibirica ‘Butter and Sugar’ “]

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

[/expand]

[expand title=”Iris sibirica ‘Shaker’s Prayer’ AGM”]

Purple veining over cream flowers. Ht 70cm.

[/expand]

[expand title=”Iris unguicularis AGM”]

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

[/expand]

[expand title=”Iris – White Flowered”]

A white flowered Pacific.

[/expand]

[expand title=”Iris Knautia ‘Pastel Shades’ “]

“Mid pink flowers. Ht 60cm.

[/expand]

 [expand title=”Kniphofia ‘Percy’s Pride'”]

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

[/expand]

[expand title=”Kniphofia citrina”]

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

[/expand]

[expand title=”Kniphofia ‘Drummore Apricot’ “]

Large apricot coloured flower spikes. Ht 1m.

[/expand]

[expand title =”Kniphofia ‘Little Maid’ AGM”]

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

[/expand]

L-Z

[expand title=”Libertia grandiflora AGM”]

Evergreen clumps with white flower spikes. Ht 60cm.

[/expand]

[expand title=”Liripoe muscari AGM”]

Late flowering, purple spikes. Ht 20cm.

[/expand]

[expand title=”Lychnis chalcedonica”]

Pillar box red flowers. Ht 45cm.

[/expand]

[expand title=”Lysimachia ephemerum”]

Grey leaves, white flowers. Ht 90cm.

[/expand]

[expand title=” Monarda ‘Squaw’ AGM”]

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

[/expand]

[expand title=”Oenothera ‘Longest Day’ “]

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

[/expand]

[expand title=”Ophiopogon ‘Nigrescens’ “]

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

[/expand]

[expand title=”Origanum aureum”]

Yellow leaved Oregano.

[/expand]

[expand title=”Pachysandra terminalis ‘Variegata’ “]

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

[/expand]

[expand title=”Penstemon ‘Garnet’ AGM”]

Pinky red flowers; hardy. Ht 1m.

[/expand

[expand title=”Penstemon ‘Purple Bedder’ AGM”]

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

[/expand]

[expand title=”Penstemon ‘Raven’ AGM”]

Dark crimson flowers. Ht 60cm.

[/expand]

[expand title=”Persicaria ‘Red Dragon’ “]

Burgundy marbled leaves. Ht 60cm.

[/expand]

[expand title=”Phlox paniculata ‘Flamingo’ “]

Pink flowers. Ht 60-90cm.

[/expand]

[expand title=”Phlox paniculata ‘Starfire’ AGM”]

Deep crimson flowers. Ht 90cm.

[/expand]

[expand title=”Physostegia v. ‘Variegata’ “]

Variegated leaves, pink flowers. Ht 75cm.

[/expand]

[expand title=”Physostegia virginiana AGM”]

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

[/expand]

[expand title=”Polemonium ‘Hannah Bilcliffe’ “]

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

[/expand]

[expand title=”Polemonium ‘Lambrook Mauve’ “]

Lilac flowers. Ht 20cm.

[/expand]

[expand title=”Polygonatum multiflorum”]

‘Soloman’s Seal’ Ht to 90cm.

[/expand]

[expand title=”Potentilla alba”]

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

[/expand]

[expand title=”Potentilla atrosanguinea”]

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

[/expand]

[expand title=”Primula bulleyana AGM”]

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

[/expand]

[expand title=”Primula denticulata ‘Ruby’ “]

Drumstick Primula” with bright cerise flowers.

[/expand]

[expand title=”Pulmonaria ‘Blue Ensign’ AGM”]

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

[/expand]

[expand title=”Pulmonaria longifolia ‘Ankum’ “]

Narrow spotted leaves and blue flowers. Low growing.

[/expand]

[expand title=”Pulmonaria officinalis”]

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

[/expand]

[expand title=”Rhodiola rosea”]

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

[/expand]

[expand title=”Rodgersia ‘Die Stolze’ “]

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

[/expand]

[expand title=”Rudbeckia ‘Goldsturm’ “]

Yellow flowers from July to November. Ht 45cm.

[/expand]

[expand title=”Rudbeckia lacinata ‘Goldquelle’ AGM”]

Double yellow flowers. Ht 90cm.

[/expand]

[expand title=”Rudbeckia lac. ‘Herbstonne’ AGM”]

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

[/expand]

[expand title=”Salvia microphylla var. microphylla”]

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

[/expand]

[expand title=”Salvia uliginosa AGM”]

 

Sky blue flowers on slender 120cm stems until November.

[/expand]

[expand title=”Sanguisorbia Tanna”]


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

[/expand]

[expand title=”Schizostylis coccinea”]

Red flowers in late autumn. Ht 45cm.

[expand title=”Sedum ‘Stewed Rhubarb Mountain’ “]

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

[/expand]

[expand title=Sedum ‘Strawberries and Cream’ “]

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

[/expand]

[expand title=”Sedum ‘Matrona’ “]

Burgundy leaves, very large flower heads.

[/expand

[expand title=”Sedum pulchellum ‘Purple Emperor’ “]

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

[/expand]

[expand title=”Sedum spectabile ‘Stardust’ “]

A white flowered Sedum . Ht 60cm.

[/expand]

[expand title=”Silene uniflora”]

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

[/expand]

[expand title=”Sisyrinchium ‘Aunt May’ “]

Variegated leaves, creamy flowers. Ht 30cm.

[/expand]

[expand title=”Sisyrinchium ‘Quaint and Queer’ “]

Evergreen leaves, dusky pink flowers. Ht 30 cm.

[/expand]

[expand title=”Stachys byzantina”]

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

[/expand]

[expand title=”Stachys macrantha ‘Violacea’ “]

Larger leaves, violet flowers. Ht 60cm.

[/expand]

[expand title=”Stachys thunbergii”]

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

[/expand]

[expand title=”Tanacetum harajanii”]

Silver leaves, yellow flowers. Ht 20cm.

[/expand]

[expand title=”Thymus ‘Silver Posie’ “]

White and grey variegated leaves. Ht 20cm.

[/expand]

[expand title=”Thymus x citriodorus”]

Lemon scented Thyme. Ht 20 cm.

[/expand]

[expand title=”Tulipa tarda (B) AGM”]

Star shaped with white and yellow flowers.

[/expand]

[expand title=”Verbena bonariensis”]

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

[/expand]

[expand title=”Verbena hastata alba”]

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

[/expand]

[expand title=”Verbena hastata rosea”]

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

[/expand]

[expand title=”Verbena rigida”]

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

[/expand]

[expand title=”Veronica gentianoides ‘Pallida'”]

Spikes of blue flowers. Ht 60cm.

[/expand]

[expand title=”Veronica spicata ‘Heidekind’ AGM”]

Pink flower spikes 30 cm high.

[/expand]

[expand title=”Viola odorata ‘Alba’ “]

White flowered violet.

[/expand]

[expand title=”Zantedeschia aethiopica AGM”]

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

[/expand]

[expand title=”Zauschneria californica”]

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

[/expand]