Doctor Cannabis Mar 8, 2009 White spots on leaves can be a number of things, from calcium deficiency all the way to bug infestation. Take a look here and see if any of this helps: http://icmag.com/ic/showthread.php?t=11688
White spots on leaves can be a number of things, from calcium deficiency all the way to bug infestation. Take a look here and see if any of this helps: http://icmag.com/ic/showthread.php?t=11688