Try to plant in a location that enjoys full sun and remember to water moderately. Phantom is generally regarded as a half hardy plant, so it will require protection in frosts and low temperatures. Phantom needs a potting mix and loamy soil with a ph of 5.5 to 7.0 (weakly acidic soil to neutral soil).
Growing Phantom from seed
By our calculations, you should look at sowing Phantom about 77 days before your last frost date.
Transplanting Phantom
Phantom is half hardy, so ensure you wait until all danger of frost has passed in your area before considering planting outside.