Red Shield likes a position of dappled sun and remember to apply water fairly sparingly. Keep in mind when planting that Red Shield is thought of as half hardy, so remember to protect this plant from frosts and low temperatures. Red Shield tends to grow best in a soil ph of between 6.1 and 7.5 meaning it does best in weakly acidic soil - weakly alkaline soil.
Growing Red Shield from seed
By our calculations, you should look at sowing Red Shield about 84 days before your last frost date.
Transplanting Red Shield
Ensure that temperatures are mild and all chance of frost has passed before planting out, as Red Shield is a half hardy plant.