How to prune crocosmia masoniorum

Deadhead mid-to-late summer; cut back late autumn or early spring. Remove spent flower stems at the base after blooming. Cut the clump to ground level in late autumn or early spring. Lift and divide congested corms in spring every few years.

Annually; divide every 3–4 years. Crocosmia masoniorum needs only routine seasonal maintenance. Deadhead finished flower spikes at the base after mid-summer blooming. Cut all stems and foliage to ground level in late autumn or early spring. Divide congested clumps every 3–4 years in spring to keep plants vigorous — overcrowded corms flower poorly.

Remove spent flower stems at the base after blooming. Cut the clump to ground level in late autumn or early spring. Lift and divide congested corms in spring every few years.