Symphytum x uplandicum
An erect perennial with mid-green leaves. Drooping clusters of purple-blue flowers opening from pinkish blue buds from late spring to late summer.
Symphytum x uplandicum ‘Variegatum’
An erect perennial with greyish green leaves with bold cream margins. Drooping clusters of lilac-pink flowers from late spring to late summer. Requires rich soil to retain variegation.
Tanacetum balsamita
A mat-forming woody-based perennial with silver-hairy leaves. Stems of tiny white flowers with yellow centres in late summer and early autumn.
Tanacetum densum ssp. amani
A mound-forming woody-based perennial with downy, grey-white, finely cut leaves. Stems of daisy-like yellow flowers in summer.
Tanacetum haradjanii
A mat-forming woody-based perennial with silver-grey, finely cut leaves. Stems of daisy-like yellow flowers in late summer.
Telekia speciosa
A spreading perennial with aromatic leaves. Daisy-like yellow flowers in summer and early autumn.
Tellima grandiflora
A clump-forming perennial with bright green leaves. Slender spikes of greenish white flowers from late spring to mid-summer.
Tellima grandiflora Odorata Group
A clump-forming perennial with mid-green leaves. Spikes of scented cream flowers often tinged pink from late spring to mid-summer.
Tellima grandiflora Rubra Group
A clump-forming perennial with bright green leaves. Slender spikes of cream flowers suffused cerise from late spring to mid-summer. The whole plant turns deep red in winter.
Teucrium pyrenaicum
An upright perennial with dark green leaves and white or yellow flowers tipped purple in summer.
Teucrium scorodonia
A British native teucrium with dark green leaves and pale creamy green flowers from mid-summer to early autumn.
Teucrium scorodonia ‘Crispum Marginatum’
A spreading perennial with pretty green leaves, edged with white and heavily ruffled. Pale creamy green flowers from mid-summer to early autumn.