How to Fertilize Prostanthera 'Mint-Ice'?
Balanced perennial feed every four weeks from spring through summer

Prostanthera 'Mint-Ice' · Prostanthera 'Mint-Ice'
Grow under glass in a loam-based compost in full light. Grow outdoors only in a frost-free environment with moist but well-drained soil in full sun. Prune after flowering; hard pruning may be detrimental
Balanced perennial feed every four weeks from spring through summer