Half-hardy perennials are best brought into a frost-free place, such as a greenhouse, for the winter. Alternatively, buy new plants each year.
Verbena
Verbena
Perennial
Half-hardy
White, pink, magenta and scarlet
Mid-to deep green
20cm x 30cm (8in x 1ft)
Preferring sun and well-drained soil, verbenas are a perennial usually grown as an annual bedding plant. They have attractive clusters of small, tubular flowers that appear above the bushy plants.
Plant list: Summer perennials
