Armeria maritima ‘Splendens’
Cushion-forming with linear dark green leaves, bright carmine pink flowerheads.
Armoracia rusticana
Clump-forming perennial with long, puckered, dark green leaves rising from the fleshy roots, panicles of white flowers.
Armoracia rusticana ‘Variegata’
Clump-forming perennial with long, puckered, dark green leaves, splashed and streaked cream. Rising from the fleshy roots, panicles of white flowers.
Arnica montana
Clump-forming perennial with lance-shaped leaves and deep yellow daisy-like flowerheads.
Aronia arbutifolia
Erect shrub with ovate dark green leaves, turning orange, red and yellow in autumn. White flowers followed by red berries.
Aronia melanocarpa
Upright shrub with ovate mid- green leaves, turning dark purple-red in autumn. White flowers followed by red berries.
Arrhenatherum elatius ssp. bulbosum ‘Variegatum’
Perennial with chains of small bulbs, leaves narrow, green with bold, white-striped margins. Panicles green oat-like spikelets.
Artemisia ‘Powis Castle’
Woody-based perennial with feathery, silver-grey leaves. Panicles of silver yellow-tinged flowerheads.
Artemisia abrotanum
Erect perennial with aromatic, grey-green thread-like leaves. Dense panicles of yellowish grey flowers.
Artemisia absinthium
Woody-based perennial with silky-hairy, silver-grey leaves. Loose panicles of greyish yellow flowerheads.
Artemisia absinthium ‘Lambrook Silver’
Woody-based perennial with silky-hairy, silver-grey, deeply divided leaves. Loose panicles of greyish yellow flowerheads.
Artemisia alba
Clump-forming perennial with very finely divided , silvery white leaves. Densely white-woolly panicles of yellow flowerheads.