The Royal Horticultural Society is the UK’s leading gardening charity. We aim to enrich everyone’s life through plants, and make the UK a greener and more beautiful place.

Lactuca can be annuals, biennials, perennials or shrubs, with alternate leaves, milky white sap and daisy-like flowers in white, yellow or blue. The genus includes a wide range of wild plants, as well ...

An annual, deciduous climber with green foliage, reaching a height of around 200cm, and tricolour, strongly fragrant flowers appearing in the summer which are cream with rose-pink edges. Four or five ...

Arum are tuberous perennials with simple, arrow-head shaped leaves and tiny flowers hidden, at the base of a yellow or purple, club-shaped spadix, within a showy, hood-like spathe, and followed by red ...

The Royal Horticultural Society is the UK’s leading gardening charity. We aim to enrich everyone’s life through plants, and make the UK a greener and more beautiful place.

A compact cormous perennial, with narrow, strap-shaped basal leaves in spring. Upright stems to 40cm high bear clusters of funnel-shaped, mid blue double flowers in early summer ...

A compact, hardy, deciduous, clump-forming perennial with strap-like green leaves and upright, hairy stems. Single, daisy-like flowers are a pale blush-pink, with a greenish-brown central cone, and ...

A bulbous perennial with glossy, linear leaves and bell-shaped, rosy-pink flowers borne in umbels on slender stems in autumn. Both leaves and bulbs are edible ...