How to Fertilize dahlia 'Rocco'?
Apply low-nitrogen bloom fertilizer biweekly during flowering period

dahlia 'Rocco' · Dahlia 'Rocco'
Grow in full sun, in fertile, humus-rich, well-drained soil enriched with organic matter and general-purpose fertiliser. Pinch out growing tips to encourage bushy plants. Water freely in dry periods. Lift and store tubers in autumn to replant, or use as a source of cuttings, in spring. See dahlia cultivation.
Apply low-nitrogen bloom fertilizer biweekly during flowering period