How to Fertilize Protea 'Susara'?
Balanced perennial feed every four weeks from spring through summer

Protea 'Susara' · Protea 'Susara'
Under glass grow in a mix of 1 part loam with added charcoal and 3 parts equal measures of grit (or perlite) and peat substitute, in full light. Water moderately in spring and summer. Apply a liquid fertiliser of magnesium sulphate and urea, both at half recommended strength, once in spring and again in early autumn. Water sparingly in winter. Outdoors grow in poor, well-drained soil in full sun
Balanced perennial feed every four weeks from spring through summer