Thalictrum minus adiantifolium
An erect clump-forming perennial with fern-like leaves and heads of greenish yellow flowers in summer.
Thalictrum rochebruneanum
An upright clump-forming perennial with dainty leaves and heads of white or pink flowers in summer.
Thalictrum tuberosum
A tuberous perennial with mostly basal leaves and white or cream flowers in summer.
Thamnocalamus spathiflorus
A very beautiful and graceful bamboo with long slender canes turning reddish in sunny conditions
Thamnocalamus tessellatus
A very beautiful and rare bamboo with long slender canes turning purple in sunny conditions
Thermopsis montana
A spreading perennial with attractive bright green leaves. Upright spikes of pea-like yellow flowers in early summer.
Tiarella cordifolia
A spreading perennial with attractive pale green leaves, bronze-tinted in autumn. Creamy white, star-shaped flowers in late spring or early summer.
Tiarella polyphylla
A spreading perennial with attractive green leaves. Small white or reddish flowers with thread-like petals in late spring or early summer.
Tiarella wherryi
A spreading perennial with attractive maroon-tinted, pale green leaves. White flowers sometimes pink tinged in late spring or early summer.
Tiarella wherryi ‘Bronze Beauty’
A clump-forming perennial with attractive dark bronze-red leaves. Pinkish white flowers in late spring or early summer.
Tolmiea menziesii
A clump-forming, hairy perennial with veined lime-green leaves. Slightly scented greenish purple flowers with orange anthers in late spring and early summer. Plantlets formed at the base of the leaf.
Tolmiea menziesii ‘Taff’s Gold’
A clump-forming, hairy perennial with veined pale green leaves, mottled cream and pale yellow. Slightly scented greenish purple flowers with orange anthers. Plantlets formed at the base of the leaf.