How to Fertilize chrysanthemum 'Barbara'?
Balanced perennial feed every four weeks from spring through summer

chrysanthemum 'Barbara' · Chrysanthemum 'Barbara'
In milder areas grow all year round in moist but well-drained soil in full sun in a sheltered position, and overwinter with a coarse organic mulch such as bark chips or bracken; in colder areas, overwinter in containers in a frost-free place such as a cool conservatory; for more advice see chrysanthemum cultivation
Balanced perennial feed every four weeks from spring through summer