We have found 1375 plants that meet your criteria.

Acanthus spinosus bear's breeches A stunning architectural plant £6.49 Buy
Achillea filipendulina 'Cloth of Gold' yarrow Flat, plate-like yellow flowers on tall stems £6.49 Buy
Achillea millefolium 'Cerise Queen' yarrow Flat, magenta flowers on tall stems £6.49 Buy
Achillea millefolium 'Lansdorferglut' yarrow Subtle shades of salmon-pink through rose-flushed ivory. £6.99 Buy
Achillea ptarmica (The Pearl Group) 'The Pearl' sneezewort Masses of snow-white, button flowers £6.49 Buy
Achillea 'Alabaster' yarrow A late flowering, white form £7.99 Buy
Achillea 'Mondpagode' yarrow A tall, late flowering variety £6.99 Buy
Achillea 'Moonshine' yarrow Lovely, large sulphur-yellow flowers £6.49 Buy
Achillea 'Paprika' (Galaxy Series) yarrow Bright, orange-red flowers £6.49 Buy
Achillea 'Terracotta' yarrow Long-lasting, rich terracotta flowers £6.49 Buy
Price Pruned
Achillea 'Wesersandstein' yarrow Fading flowers provide an array of colour NOW £6.49 Buy
Agapanthus africanus African lily Globes of blue flowers in late summer £7.49 Buy
Agapanthus 'Black Pantha' (PBR) African lily Deep blue, almost black flowers £8.99 Buy
Agapanthus 'Lavender Haze' African lily A new, large-headed variety £8.99 Buy
Agastache 'Black Adder' hyssop Distinctive violet, bottlebrush flowers £6.99 Buy
Agastache 'Painted Lady' giant hyssop Spikes of tubular pinkish-orange flowers £6.99 Buy
Ageratina altissima ‘Chocolate’ white snakeroot (syn. Eupatorium) A late-flowering perennial with lovely, dark foliage £6.99 Buy
× Alcalthaea suffrutescens 'Parkallee' hollyhock (Syn Alcea × ... Pale yellow, double flowers £5.99 Buy
Price Pruned
Alchemilla erythropoda lady's mantle Gorgeous groundcover for sun or shade NOW £5.99 Buy
Alchemilla mollis lady's mantle Scalloped leaves and frothy flowers £5.99 Buy