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

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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Alchemilla ellenbeckii

Low evergreen perennial – tiny yellow flowers mid-late summer Ht 5cm.

Alchemilla dwarf form

A neater, smaller form than ‘Mollis’ – ideal for rockeries.

Arabis procurrens 'Variegata' AGM

Evergreen, mat-forming with white edged leaves & white flowers.

Armeria juniperifolia AGM

Evergreen with purplish pink to white flowers. May-June. Ht 7cm.

Artemisia caucasica

A low evergreen silver leaved plant for dry sunny places.

 Cyclamen hederifolium

A tuberous perennial with green or patterned leaves. Delicate pink flowers, deep maroon at base, Jan to March,  produced before the leaves. Ht 10cm.

Dianthus 'Bagpuss'

A rockery pink. Evergreen leaves, pink scented flowers in summer.

Erodium reichardii

Pretty, mound -forming alpine, white/red flowers.

Felica rosulata

Aster-like purple/blue daisy-type flowers for the rockery.

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.

Iberis sempervirens

Evergreen sub-shrub, racemes of white flowers in spring. Ht 30cm.

Lysimachia nummularia 'Aurea'

A vigorous creeping plant with yellow leaves and flowers.

Phlox subulata 'McDaniel's Cushion'

Carpeting habit with deep pink flowers.

Scleranthus bilflorus

Forms a mossy green mound with tiny white flowers.

Sedum middendorffianum

Green/bronze leaves, yellow/orange flowers. Ht 10cm.

Sedum 'Bertrand Anderson' AGM

A low growing sedum with ruby leaves & pink flowers.

Sedum spath. 'Cape Blanco' AGM

Evergreen, mat-forming with white inner leaves, yellow flowers.

Sedum spathulifolium 'Purpureum' AGM

Creeping plant with reddish/purple leaves.

Sedum 'Vera Jameson' AGM

Dark red fleshy leaves, dusky pink flowers. Ht 20cm.

Sempervivum - numerous varieties AGM

  • Evergreen rosettes. Bees love ’em! Suitable for rock gardens
  • Alpha’ ‘Blood Tips’ ‘Corsair’ ‘Flaming Heart’ ‘x Funkii’
  • ‘Hey-Hey’ ‘Mahogany’ ‘Melanie’ ‘Mystic’ ‘Pekinese’
  • ‘Reinhard’ ‘Royal Ruby’ ‘Sioux’ ‘Red Fush’ ‘Virgil’ ‘King George’
  •  ‘Hester’ ‘Oddity’ ‘Spring Mist’ ‘Atropurpureum’ ‘Spherette’

Silene 'Druett's Variegated'

“Sea Campion”. A mound-forming alpine with variegated leaves. Single white flowers in summer.Ht 10cm.

Silene uniflora

Suitable for rockeries and walls. Grey leaves, white flowers.

Sisyrinchium 'E K Ball'

An evergreen rockery plant with purple flowers in summer.

Sisyrinchium 'Dragon's Eye'

An evergreen rockery plant, pale blue flowers with darker veining.

Sisyrinchium 'Marion'

As above, with mauve flowers throughout summer.

Thymus cilicicus

Creeping, shrubby Thyme Thymus.

'Doone Valley' AGM

Yellow and green leaves.

Thymus microphyllus

Tiny felted green leaves and pink flowers in summer.

Veronica wormskjoldii

Low growing with purple/blue spikes.

Viola cornuta 'Alba'

Low growing with white flowers May to September.