Sidalcea malviflora ‘Purpetta’ – (Prairie Mallow)


Prairie Mallows are related to Hollyhocks, and they have similar beautiful satiny flowers, though smaller in size, held on compact, bushy plants. This strain has flowers which are an usual purple-red. They are a lovely addition to the garden.


This prairie mallow has flowers of an interesting purple -red  shade  and blooms in masses  on long spikes in summer.

It does not take a great deal of care to grow, and is excellent for cutting. To keep it healthy , cut it back hard in autumn. Deadhead to prolong the flowering season.  Propagate by division in spring.

It prefers moist well drained soil in full sun, and does not like to be wet in winter.

It is attractive to bees and butterflies and also slugs and snails , so be ready to hunt the latter down!

Sowing advice

Sow indoors in late winter and spring. Prior to sowing cold stratify ( place in vege compartment of fridge). Place seeds in a plastic  bag with damp sand at 4°C. for 4 weeks then sow 2mm deep into moist well-drained seed compost. Cover with a fine layer of compost.  Ideal temp. 15°C. Germination takes 14-42 days. Germination can be erratic. repeated cycles of warmth and cold may be required before germination occurs. Transplant seedlings when large enough to handle to 8cm pots and grow on in a cold frame. Acclimatise and plant out once danger of frost has passed with 50cm spacing.

Additional information


Hardy Perennial

Common Name

Prairie Mallow



Maximum Height

1.1 metre

Number of seeds in packet