There are many diseases that attack cannabis plants during their growth cycle. Root rot is a common plant disorder that affects both indoor and outdoor cannabis plants. As you may have rightly guessed, this condition causes the roots of your weed plants to rot. Healthy marijuana roots normally have a whitish-cream hue, whereas roots that are rotting tend to be brownish in color and may be emitting a distinct odor. When the root system in cannabis plants is defective, the plants become in ...