After flowers are faded the plant can be cut above ground level and it will grow back. Flowers will open in fall.1
Plant in a location that enjoys full sun and remember to water moderately. Keep in mind when planting that Summer Carnival is thought of as very hardy, so this plant will tend to survive through freezing conditions. Ensure your soil is clay, sandy and loamy and has a ph of between 6.1 and 7.8 as Hollyhock is a weakly acidic soil to weakly alkaline soil loving plant.By our calculations, you should look at sowing Summer Carnival about 56 days before your last frost date.
Watch out for slugs, snails and rust which may pose a problem.
Ensure that temperatures are mild and all chance of frost has passed before planting out, as Summer Carnival is a very hardy plant.hollyhock