Keep in mind when planting that Red army 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.
Growing Red army from seed
By our calculations, you should look at sowing Red army about 28 days before your last frost date.
Transplanting Red army
Ensure that temperatures are mild and all chance of frost has passed before planting out, as Red army is a tender plant.