Keep in mind when planting that Cordners Red is thought of as tender, so remember to wait until your soil is warm and the night time temperature is well above freezing before moving outside. Ideally plant in loamy, sandy and silty soil and try to keep the ph of your soil between the range of 6.1 and 7.8 as Cordners Red likes to be in weakly acidic soil to weakly alkaline soil.
Try to aim for a seed spacing of at least
1.46 feet (45.0 cm) and sow at a depth of around
3.9 inches (10.0 cm).
By our calculations, you should look at sowing Cordners Red about 20 days after your last frost date.
Ensure that temperatures are mild and all chance of frost has passed before planting out, as Cordners Red is a tender plant.