Cucurbit plants such as zucchini and squash are highly susceptible to powdery mildew and can act as a reservoir or source plant that spreads spores to neighboring cannabis in a shared greenhouse environment.
Dakota discovered what he believed was the powdery mildew source: 'I think I found the source of the powdery mildew dude look at this thing it's just riddled with powdery mildew and I've noticed too with other plants like zucchinis or squashes... often are very susceptible to powdery mildew, probably not a good idea to have this kind of stuff going on in the greenhouse next to the ladies.'
Discussed in: Ep 003