The familiar Hollyhock is the giant of the flower garden, its tall spires of large, funnel-shapedproviding summer colour at the back of herbaceous borders or in cottage gardens. Nearly all colours apart from blue are available. It can be grown as a perennial but rust disease soon ruins older plants – it is better to treat it as a or to grow one of the varieties.
VARIETIES: A. rosea is the Common Hollyhock and there are both single and double varieties from which to make your choice. ‘Chater’s Double’ is the one most usually grown. If you want to grow Althaea as anthen choose an early-flowering variety such as ‘Majorette’ or ‘Summer Carnival’.
SITE AND SOIL: Any reasonable garden soil will do – thrives in a sunny, sheltered spot. Stake on exposed sites.
PLANT DETAILS: Height 6-9 ft (annual vars. 3-6 ft).
Spacing: 2 ft (annual vars. 15 in.).
Flowering period: July-September.
PROPAGATION: Takein autumn or in June – follow the Biennial technique . Sow annual varieties under glass in February.
A. rosea ‘Powder Puffs’
A. maritimum ‘Minimum’ -S AMARANTHUS