Getting brown rusty patches on my leaves. not sure what is causing it.
Strain is Dosidos Auto. 2 weeks into flower
Medium is BioBizz All-mix compost.
Feed schedule is 1ml BioBizz Grow, 2ml BioBizz Bloom & 1ml Maxicrop Liquid seaweed per 1L of water.
I live in a Hard water area, i had a look...