condition mean min max 12pM Fe,Midday 3.46935 3.46935 3.46935 12pM Fe,Midnight 3.735945 3.26257 4.20932 58pM Fe,Midday 4.09312 4.09312 4.09312 58pM Fe,Midnight 3.0079842857142856 0.0 5.24892 233pM Fe,Midnight 3.559463333333333 2.32986 4.32121 1160pM Fe,Midday 17.381814285714285 15.3258 18.8568 1160pM Fe,Midnight 4.4700575 2.66804 7.27966 High carbon,Dark 4.710168733333333 0.0 13.0032 High carbon,Light 19.77774846153846 3.06368 96.0273 Low carbon,Dark 18.3221 18.3221 18.3221 Phloroglucinol 71.89786666666667 54.3644 92.3052 Silicon starvation,12h 6.57984 6.57984 6.57984