Achillea x lewisii ‘King Edward’
An attractive flat cushion of grey-green leaves with lemon yellow flowerheads on short stems.
Acinos alpinus
Pretty small tubular flowers produced in whirls with a white mark on the lower lip. Aromatic foliage.
Acinos arvensis
Pretty small tubular violet-purple flowers produced in whirls with a white mark on the lower lip. Aromatic foliage.
Acinos corsicus
Pretty small tubular flowers produced on short spike-like whirls. Aromatic foliage.
Aconitum ‘Bressingham Spire’
An erect perennial with dark green leaves. Spikes of deep violet blue flowers.
Aconitum ‘Ivorine’
An upright, bushy perennial with dense racemes of ivory-white flowers.
Aconitum ‘Newry Blue’
An erect perennial with dark green leaves, dense racemes of mid-blue flowers.
Aconitum ‘Spark’s Variety’
An upright perennial with deeply lobbed leaves. Large panicles of deep violet flowers.
Aconitum carmichaelii
An erect perennial with dark green leaves and panicles of large, blue flowers.
Aconitum carmichaelii ‘Arendsii’
An erect with dark green leaves, branched panicles of rich blue flowers.
Aconitum carmichaelii Wilsonii Group
An erect with light green leaves, branched panicles of light violet-blue flowers.
Aconitum carmichaelii Wilsonii Group ‘Barker’s Variety’
An erect with light green leaves, long racemes of pure violet-blue flowers.