How to Fertilize magnolia 'Jon Jon'?
Balanced perennial feed every four weeks from spring through summer

magnolia 'Jon Jon' · Magnolia 'Jon Jon'
Grow in moist but well-drained neutral to acid soil in full sun or partial shade with shelter from cold winds. Flowers may be damaged by late frosts. See magnolia cultivation for further advice
Balanced perennial feed every four weeks from spring through summer