See also Nutrients Explained and What is 100%?

VEGETATIVE PERIOD when lights are ON for 18 hours and OFF for 6

SPROUTING Week 1  Week 2 week 3 week 4 at this point you should have plants at least 12 inches tall and its time to switch the lights to bloom, which means 12/12, 12 hours lights are ON and 12 hours OFF. The dark cycle MUST be uninterrupted or the yield will suffer
Sprouting seeds does not require any nutrients but B1 vitamin is helpful (but still not required) Mix 25% of Primary Nutrients in the water and full dose of B1 additives Mix 50% of Primary Nutrients + 1ml per 1 L. of B1 Mix 80-100%  of Primary Nutrients + 1ml per 1 L. of B1 Mix 50% of Primary Nutrients + 1ml per 1 L. of B1 You can also chose to grow your plants longer and they will get bigger or just keep them as mother plants for cloning. Theoretically you can keep your plants in veg period forever. You should feed them at 50% one week then 80-100% then 50% again on and on.

BLOOM PERIOD when lights are ON for 12 hours and OFF for 12 hours

Week 1 Week 2 Week 3 Week 4 Week 5 Week 6 Week 7 Week 8 Week 9
Primary Bloom Nutrient at 50% Primary Bloom Nutrient at 80% Primary Bloom Nutrient at 100% Primary Bloom Nutrient at 80% Primary Bloom Nutrient at 100% Primary Bloom Nutrient at 100% Primary Bloom Nutrient at 25%
B1 additive at 1 ml per L. B1 additive at 1 ml per L. B1 additive at 1 ml per L. B1 additive at 1 ml per L. B1 additive at 1 ml per L. B1 additive at 1 ml per L.
Sugar at 50% Sugar at 100% Sugar at 100% Sugar at 100% Sugar at 100%
Microlife stimulators at 50% Microlife stimulators at 100% Microlife stimulators at 50% Microlife stimulators at 100% Microlife stimulators at 50%
Humic Acid at 50% Bud Booster at 50% Bud Booster at 100% Bud Booster at 100% Bud Booster at 100%
Fulvic Acid at 50% Humic Acid at 100% Humic Acid at 50% Humic Acid at 100% Humic Acid at 100%
Fulvic Acid at 50% Fulvic Acid at 50% Fulvic Acid at 50% Fulvic Acid at 50%