Weigela ‘Bristol Ruby’ has mid-green leaves, which are complemented by deep red, funnel-shaped flowers in summer. It’s perfect for growing in a mixed border and its flowers are loved by bees. Grow Weigela ‘Bristol Ruby’ in moist but well-drained soil in full sun to partial shade. To prune, cut back shoots to a strong pair of buds just after they have bloomed. Once the plant is established, cut back about a quarter of the older stems to ground level every year to encourage new growth.
Use a well-drained fertile soil that does not dry out. Apply mulch and feed regularly in spring. After flowering cut back shoots with faded blooms to keep its shape. Does best when pruned annually. Remove old and dead wood on mature shrubs in late winter, this will helps improve the shrub’s vigor and bloom the next year.