Persea is a genus of 150 species of fruit-bearing evergreen trees.
P.gratissima is a tall shrub which should be grown in a stovehouse. It will grow around 60 feet with pear-shaped fleshy fruits with purplish-skin.
Avocado pears can grown in a humid atmosphere in a stovehouse. In the winter, keep the temperature between 13 and 18oC while in the summer the temperature should range between 24 and 30oC. Water generously in the summer but only moderately otherwise.