How to Fertilize dahlia 'Veritable'?
High-potash dahlia feed every two weeks from growth to flowering

dahlia 'Veritable' · Dahlia 'Veritable'
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, and stake. 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.
High-potash dahlia feed every two weeks from growth to flowering