Avocado Tree 'Oro Negro' (Persea americana)The highly sought after Oro Nego Tree aka "Black Gold" Avocado Tree is an outstanding Avocado Tree variety from Miami, Florida. Oro Negro's fruit quality, production, and consistency is all outstanding. The fruit's flesh is rich and buttery with a soft creamy texture. Oro Negro Avocado will fruit from November to January and produce rich creamy avocado's that are about 1 2 pounds. The trees can grow up to about 15 30 feet tall with a large canopy.