Aruncus dioicus (Goat's beard): Stately plant for larger borders or feature plant. Deeply divided foliage, frothy panicles of creamy white flowers in summer. Up to 2m. [Collect Only]

Aster laevis 'Arcturus' (Syn. Symphyotrichum laeve 'Arcturus'): Clouds of lilac/purple flowers over tall almost black stems. Hardy and reliable late summer/autumn flowerer. Hardy. Up to 1.3m.

Calamagrostis x acutiflora 'Avalanche' (Feather-reed grass 'Avalanche'): Deciduous grass that forms upright clumps of narrow leaves with green margin and white stripe with stems of purplish flowers. Hardy. Up to 1.5m.

Calamagrostis x acutiflora 'Karl Foerster' (Feather-reed grass 'Karl Foerster'): Deciduous grass which forms upright clumps, flowering purplish in June/July, fading to gold then blond through winter. Hardy. Up to 1.8m. [Collect Only]

Cirsium rivulare 'Atropurpureum' (Brook thistle): Deep red thistle flowers held above typical thistley foliage. Very attractive to bees. Very good garden plant. To 1.2m. Hardy [Collect Only]

Echinops bannaticus 'Taplow Blue' (Globe thistle): Tall stems of pale blue globe flowers, clumps of spiny, grey-green leaves with silver undersides. Bee-friendly. Hardy. Up to 1.5m.

Eupatorium cannabinum 'Flore Pleno' (Hemp agrimony double flowered): Large domes of double, warm pink flowers on tall stems. Stands well through winter and looks lovely in a hard frost. Hardy. Up to 1.8m. [Collect Only]

Eupatorium maculatum 'Riesenschirm' (Joe Pye Weed 'Riesenschirm'): Even taller than the species and a dramatic plant with huge heads of purplish pink flowers in late summer. Hardy. To 2.5m. [Collect Only]

Filipendula rubra 'Venusta' (Meadowsweet 'Venusta'): Cultivated form of Meadowsweet with large heads of deep pink flowers like candyfloss.Tall plant up to 2.5m. Prefers moist but well-drained soil [Collect Only]

Helenium 'Sahins Early Flowerer' (Sneezeweed 'Sahins Early Flowerer'): Orange and gold streaked flowers with swept back petals and central bronze boss in late summer. To 1.4m. Hardy. [Collect Only]

Helianthus 'Lemon Queen' (Perennial sunflower): Strong and tall perennial sunflower with pale yellow flowers. Good for cut-flowers. Late summer colour. Hardy. Up to 2m. [Collect Only]

Miscanthus sinensis 'Ferner Osten': Clumps of narrow arching leaves and tall stems of plume-like flowers in summer. Start a rich red colour, fading to pink and grey. Hardy. Up to 1.5m.

Miscanthus sinensis 'Morning Light': Elegant grass sporting fine green leaves with silvery-white central stripee. Flowers in late summer. Height to 1.3m. Hardy. [Collect Only]

Molinia caerulea subsp. arundinacea 'Skyracer' (Purple moor-grass 'Skyracer'): Deciduous grass with a distinctive upright form with purple tinted flowers and stems that turn a golden yellow in the autumn. Very tall at over 2m. Hardy.

Panicum virgatum 'Heavy Metal' (Switch grass 'Heavy Metal'): Deciduous clump-forming grass with strappy blue-green leaves which turn a to purple/red, with clouds of airy flowers flushed purple. Hardy. Up to 1.5m [Collect Only]

Phlomis tuberosa 'Amazone': Tall spikes bearing whorls of pink spikes in mid-summer. Hardy. To 1.5m [Collect Only]

Rudbeckia laciniata: Very tall form adding impact to borders. Vibrant yellow flowers with a darker central cone. Great late-flowering perennial, looks good with grasses. To 2.5m. [Collect Only]

Rudbeckia maxima (Great Coneflower): Very tall, upright Rudbeckia with large, bright yellow cones with black eyes in late summer

Salvia uliginosa (Bog Sage): Branched stems of clear blue flowers and lance-shaped leaves. Needs a sunny spot but with moist soil. Late flowering. To 2m.

Sanguisorba 'Cangshan Cranberry' (Burnet 'Cangshan Cranberry'): Very tall reddish stems of burgundy-red bobbly flowers in late summer over blue-green leaves. Prefers moist soil. Hardy. Up to 2m. [Collect Only]

Sanguisorba 'Pink Brushes' (Burnet 'Pink Brushes'): Tactile, long pinky/purplish tassels in late summer. Thought to be more drought tolerant than other forms. Hardy. Up to 1.4m [Collect Only]

Sanguisorba officinalis 'Crimson Queen': Tall form of Sanguisorba with airy stems and deep red-pink bobble-like flowers. Hardy. Up to 1.4m

Sanguisorba tenuifolia 'Pink Elephant': Tall plant with arching pink bottle-brush flowers over fine, frondy foliage. To 1.5m Hardy.

Sanguisorba tenuifolia 'Purpurea': Tall dark-red purple bottle-brush flowers over fine, frondy foliage. Likes sun or dappled shade, not too dry. To 1.5m Hardy.

Sanguisorba tenuifolia var. alba: Soft arching white bottle-brush flowers over fine, frondy foliage. To 1.5m Hardy.

Stipa gigantea (Golden oats): Evergreen grass with tall stems and panicles of oat-like purple-green flowers which ripen to gold. Up to 2m.

Thalictrum 'Black Stockings' (Meadow rue 'Black Stockings'): Fluffy flowerheads, darker purple than T. aquilegiifolium and with dark, near black stems. Hence the saucy name. [Collect Only]

Thalictrum 'Elin' (Rue 'Elin'): Tallest of the Thalictrums we grow with huge heads of lavender and yellow flowers in mid-late summer. To 2m. Hardy. [Collect Only]

Thalictrum aquilegiifolium (French meadow rue): Fluffy heads of pale pink or white flowers in early summer

Thalictrum rochebruneanum (Meadow rue): Airy sprays of lavender flowers with yellow stamens on tall purple-tinged stems. To 1.4m. Hardy [Collect Only]

Veronicastrum virginicum 'Lavendelturm' (Culver's Root 'Lavendelturm'): Long, narrow spires of tiny, pale lavender-blue flowers above whorls of narrow, dark green, serrated leaves. Tall to up to 2m. [Collect Only]

Veronicastrum virginicum f. roseum 'Pink Glow' (Culver's Root 'Pink Glow'): Slender spikes of pale pink flowers above rising whorls of slender green leaves. To 1.5m. Hardy [Collect Only]