I am thinking I am developing a manganese deficiency stems are turning a purplish color and the new leaves are lighter green and they are the ones affected any input would be greatly appreciated
If you make up the epsom mixture pour some into a spray bottle and give your plants a misting with the solution also besides feeding it to the plants as you normally would.
The plants absorb the Mg they need faster through foliar feeding but just make sure you do it out side the cab as we don't want no exploding bulbs...lol
I wouldn't foliar feed more than every 3rd day... and make sure the plant dry before going back into HID light or sun or any intense light... otherwise they might burna bit...
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