The Maria Black Avocado, also known as Maria B, is a Mexican avocado variety prized for its dwarf growth habit and excellent quality fruits that turn dark purplish-black when ripe. 
 
Taste: Creamy, nutty, and buttery, similar to a Hass avocado, but with a richer flavor.
Tree size: 10 - 15 ft tall
Fruit size: Medium to Large (1 - 2 lb)
Flower type: B
Cold tolerance: 28 - 30 F
Season: November - January