Water: Only water when soil is almost completely dried out. These guys do not appreciate too much water, and are susceptible to root rot. It is best to bottom water your scheflerra.
Light: Does best in bright, indirect sunlight, but can also handle lower levels of light, you may just notice slower growth.
Soil: Use a light, well draining potting soil.
Humidity: Tolerant of drier environments, but does benefit from the occasional misting.
Fertilizer: Fertilize once a month with a diluted fertilizer throughout growing season. Do not fertilize over winter.