What are Marijuana Phenotypes and Genotypes?

Now the explanation regarding the phenotype and genotype gives a good basis for the reason why seeds from the same cannabis plants can express themselves differently based on the environment they are exposed to. There still remains another observation that is very common among different cannabis growers which is that seeds of cannabis plants that are grown under the same conditions can also have different phenotypes. This observation begs the question as to what else plays a role in influencing the physical outcome of the cannabis plant.