Try to plant in a location that enjoys full sun and remember to water moderately. Keep in mind when planting that Silvermine is thought of as very hardy, so this plant will survive though longer winters with little or no damage. Ensure your soil is loamy and clay and has a ph of between 6.1 and 7.8 as Perennial phlox is a weakly acidic soil to weakly alkaline soil loving plant.
Growing Silvermine from seed
Transplanting Silvermine
Ensure that temperatures are mild and all chance of frost has passed before planting out, as Silvermine is a very hardy plant.