Which ion is pulled out in the Apoplast by Auxin during growth 1.H+ 2.K+ 3.Mg2+ 4.Na+ Share with your friends Share 0 Gurii answered this H+ 0 View Full Answer Sanjeev answered this why??how?? -1 Sneha answered this Auxin is IAA ie. Acidic so will give H+ ion. Hope it helps 1