How To Care For Blue Hibiscus. Hibiscus sinensis Magic Moment. Provide the blue hibiscus with enough water to saturate the ground thoroughly immediately after planting.
When planting blue hibiscus keep in mind that even though theyre drought tolerant regular watering and rich soil can produce more blooms. Blue hibiscus plant care includes regular pruning of older shrubs. Fertilising hibiscus Apply SeaMax Fish Kelp to the foliage weekly or fortnightly to greatly enhance plant health.
It prefers a well-drained soil that remains moist during summer.
This is a hardy and adaptable shrub which is lime drought and frost tolerant. Blue Hibiscus Plant Care The best soil for growing blue hibiscus plants is alkaline soil. Hardy hibiscus can develop fungal infections including rust leaf spot and botrytis blight. However acidic soil can also be a place for growth without the need for additional fertilizers.