How to prune buddleja 'miss ruby'

Early spring as buds break (March–April); deadhead through summer. Prune all previous-season stems back to 30–45 cm, cutting just above a strong pair of buds. During the growing season, remove spent flower heads back to the next pair of leaves to promote side-shoot flowering. This cultivar's compact size does not eliminate the need for annual hard pruning.

Annually every spring; deadhead monthly through summer. 'Miss Ruby' is a compact Buddleja davidii cultivar that still benefits from annual hard pruning to maintain vigour and flower quality. Cut all stems back to 30–45 cm above the woody base each spring. Deadhead spent flower panicles regularly through summer to extend the season and encourage new flower spikes.

Prune all previous-season stems back to 30–45 cm, cutting just above a strong pair of buds. During the growing season, remove spent flower heads back to the next pair of leaves to promote side-shoot flowering. This cultivar's compact size does not eliminate the need for annual hard pruning.