Rubber plant Ficus elastica 'Robusta' on stemOval shaped, shiny and dark green. That's how we describe the leaves of this special Ficus elastica 'Robusta'. The ficus is also known as a rubber plant. With its 3 stems, it looks great in the living room. Always keep the soil moist and occasionally spray the leaves, so the plant stays looking its best. The plant likes light, but not the blazing midday sun.