RHS Hampton Court Palace Garden Festival

Key plants in the University of Sheffield: Beautifully Stressed Garden

Contrasting colors of plants including blue, purple, orange and yellow create a lively atmosphere, planted informally to give a naturalistic impression

Buddleja davidii

A large, fast-growing, deciduous shrub, to 3m tall, with long, arching shoots and lance-shaped, pointed, green or grey-green leaves up to 25cm long. From summer to autumn it bears dense sprays, 30cm or more long, of small, fragrant flowers in various shades of purple.

Echium vulgare 'Blue Bedder'

Achillea ‘Inca Gold’

Achillea 'Inca Gold'

‘Inca Gold’ is a perennial to around 75cm tall with greyish-green foliage and upright stems bearing dense clusters of tiny orange to golden-yellow flowers in summer.

Hordeum jubatum

A beautiful annual or short lived perennial grass Hordeum jubatum produces long-bristled, pale green seedheads, that are flushed with red or purple, fading to light tan as they age.

Hordeum jubatum

Centranthus ruber ‘Alba’

Centranthus ruber ‘Alba’

This free-flowering perennial has slightly fleshy blue-green leaves on upright stems, topped with sweetly scented, off white flowers with a pinkish tinge from late spring. Cut back after flowering to encourage a second flush.

Erigeron karvinskianus

Erigeron karvinskianus

A perennial forming wide mats to 15cm in height, with narrow, hairy leaves and daisy-type flower-heads 15mm in width, opening white but soon turning pinkish-purple.

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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.