How to prune helenium 'moerheim beauty'

Late May to early June for Chelsea Chop; after frost in autumn for cut-back. Cut all stems back by one-half in late May. This delays and extends flowering. Deadhead spent flower heads during the season. Cut stems to 2–3 inches above the crown after the first hard frost.

Annually — one Chelsea Chop in late spring, deadhead through summer, cut back in autumn. Helenium 'Moerheim Beauty' benefits greatly from the Chelsea Chop — cutting stems back by one-half in late May to early June prevents flopping and staggers flowering for a longer display. This cultivar starts blooming in midsummer so the chop must be done early. Deadhead spent blooms and cut back hard after frost.

Cut all stems back by one-half in late May. This delays and extends flowering. Deadhead spent flower heads during the season. Cut stems to 2–3 inches above the crown after the first hard frost.