Loves bright light but not direct sun, will be ok in low light. Water when the top 1/4" of soil is dry, better to under water than over water.
Schefflera Arboricola comes in an 8" plastic grower's pot and is approximately 24" to 28" tall from the base of the pot.
Schefflera Arboricola, Bush - 8" pot / 27" tall