Pink Spires is generally regarded as a hardy plant, so this plant will survive close to or on freezing temperatures. Pink Spires needs a soil ph of 5.1 to 7.5 (weakly acidic soil - weakly alkaline soil).
Growing Pink Spires from seed
Transplanting Pink Spires
Pink Spires is hardy, so ensure you wait until all danger of frost has passed in your area before considering planting outside.