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Da
http://www.aquariumslife.com/aquasca...ts-deficiency/
#1 Severe nitrogen deficiency
White/yellow tiny new growth
#2 Calcium deficiency
Twisted pale new growth. (could also
be K, Mg overdose)
#3 Iron deficiency
Greenish nerves and yellowing of the
older leaves.
#4 Phosphate deficiency
Yellowing and death patchs on older
leaves. The leaves die and falls off
rather quickly. (Look similar to early
nitrogen deficiency)
#5 Magnesium deficiency
Dark veins and lighter older leave
tissue
#6 Normal leave
#7 Early signs of nitrogen deficiency
Older leaves turns yellow and die off.
#8 Potassium deficiency
Pin-holes with yellowing edges