For the 'jacquinia' genus, well-draining soil enriched with organic matter provides the best medium. These plants typically prefer full to partial sunlight exposure and require moderate watering, ensuring the soil remains moist but not waterlogged. To plant 'jacquinia', prepare a hole twice the width of the root ball; set the plant gently, backfilling and firming the soil, then water thoroughly. Mulching helps retain moisture. Recognize that individual 'jacquinia' species may have unique requirements; thus, research the specific 'jacquinia' you are planting for optimal growth conditions.