i use general hydroponics flora series nutes.

15 ml grow
10 ml micro
5 ml bloom
per 10 litres of water.

Also use PYTHOFF as a precautionary measure.
volak Reviewed by volak on . NITROGEN DEFICIENCY ?? Would everyone agree that these young plants are showing signs of N deficiency ? They are about a month old from clone, only been in DWC for 4 days under 600w HPS, PH fine (5.8) room temp 27c, nute temp 20c, good air circulation. They only started to yellow last night. Rating: 5