How to Fertilize Iris × fulvala 'Violacea'?
Diluted iris feed every three to four weeks during spring bloom

Iris × fulvala 'Violacea' · Iris × fulvala 'Violacea'
Grow in wet, deep, acid, humus-rich soil in full sun or partial shade. It thrives at the margins of ponds or streams and in bog gardens
Diluted iris feed every three to four weeks during spring bloom