Foxfarm Bush Doctor Manganese Supplement, OMRI, 1 pt.

You probably think you’ve covered all your bases: your NPK is on point, your pH is dialed in, and there isn’t a pest in sight. Sounds good, but did you know that plants without Manganese can suffer?  This important micronutrient plays a valuable role in photosynthesis and helps plants hold their own against environmental stresses.  1-0-0, 5% Mangansese Crafted for organic gardening. OMRI Listed and Registered CDFA Organic Input Material.