Ideal Conditions
Prefers full sun, or partial shade with free-draining soil or compost.
Temperature Tolerance
Can survive winter in very well protected situations, especially if sheltered from hard frosts.
Trewithen Cerise is generally regarded as a
half hardy plant, so although it can survive a small mild cold snap, it is wise to ensure that this plant is protected from frost damage.
By our calculations, you should look at sowing Trewithen Cerise about 84 days before your last frost date.
Trewithen Cerise is half hardy, so ensure you wait until all danger of frost has passed in your area before considering planting outside.