A robust biennial or short-lived perennial to 2m or more, with shallowly lobed, rounded leaves and long erect racemes of open funnel-shaped flowers to 10cm across, which may be pink, purple, red, ...
A perennial to 2m tall with lobed green leaves, and in summer, large, single, white flowers with a yellow centre ...
Hollyhocks (Alcea rosea, syn. Althaea rosea) are old-fashioned cottage garden plants which, to this day, remain as popular as ever. They have been variously classified as annuals, biennials or ...