Anaphalis margaritacea
A clump-forming perennial with erect stems of lance-shaped mid-green leaves, white-woolly beneath. Dense clusters of yellow flowerheads surrounded by white bracts.
Amsonia tabernaemontana
A erect clump-forming perennial with lance-shaped, dark green leaves. Dense panicles of pale blue flowers.
Amsonia orientalis
A erect clump-forming perennial with lance-shaped, grey green leaves. Panicles of violet-blue flowers.
Amicia zygomeris
A woody-based perennial, with mid-green heart-shaped leaves, pea-like yellow flowers with purple keels.
Althaea officinalis
Erect perennial with soft hairy leaves, flowers pale lilac-pink.
Alstroemeria psittacina
Tuberous perennial with mauve spotted stems. Flowers green overlaid with deep red.
Alstroemeria ligtu hybrids
Tuberous perennial. Flower colour varies considerably with the inner petals usually marked.
Alstroemeria aurea
Tuberous perennial, attractive orange or yellow flowers with inner petals streaked dark red.
Alonsoa warscewiczii ‘Peachy-keen’
A spreading red stemmed perennial or subshrub with dark green leaves. Bears lax racemes of spurred pale apricot flowers.
Alonsoa warscewiczii
A bushy red stemmed perennial or subshrub with dark green leaves. Bears lax racemes of spurred scarlet flowers.
Alchemilla mollis
A clump-forming perennial. Shallowly lobed, sharp-toothed, hairy pale-green leaves. Loose tiny yellow-green flowers.
Alchemilla erythropoda
A mat-forming perennial. Shallowly lobed, sharp-toothed, hairy bluish green leaves. Loose tiny yellow-green flowers.