Rubber Tree Burgundy 6"(Ficus decora elastica) is an easy-to-grow houseplant that thrives in bright, indirect light. Rubber trees can grow up to 6 feet tall. The sap from this plant is used to make rubber thus its name. The dark burgundy leaves are oval in shape and architectural in appearance. Sold in the grower's container, grab something stylish from our collection of planters.