hi:) love the blog! so may you please explain the end of season 4 to me? What was up with the flower in Walt’s yard? Was Gus actually behind Brock being poisoned? thanks !

whattofocuson-happiness asked :
hi:) love the blog! so may you please explain the end of season 4 to me? What was up with the flower in Walt's yard? Was Gus actually behind Brock being poisoned? thanks !

It seems to me that Walt poisoned the little boy so that Jesse thinks Gus was behind this and would then agree to kill him with Walt…

But if someone has another theory, please share!