This invention relates to a canola hybrid cultivar designated 15RH0612 that includes plants, DNA, and seeds of canola 15RH0612. Methods for producing canola plants, such as canola plant varieties, hybrid canola plants, or other canola plants, as by crossing canola 15RH0612 with itself or any different canola plant are also part of this invention as are the resultant canola plants including the plant parts and seeds.
