How to Fertilize German primrose?
Half-strength blooming liquid feed biweekly spring to mid autumn

German primrose · Primula obconica
Also known as: poison primrose
Grow in a cool greenhouse or as a houseplant, in loam-based potting compost with added extra grit and leaf mould. Position in bright, filtered light. In growth water freely and apply a half-strength balanced liquid fertiliser every week
Half-strength blooming liquid feed biweekly spring to mid autumn