TA Rootfast is a root stimulator that supports the root production and thereby provides increased resistance to the crop. Suitable for Soil, Hydro and Coco.
Use during weeks 1 and 2 to add daily to the plant during each irrigation cycle.
Dosage (1:1000): 1ml per litre of nutrient solution.
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Who can explain why my girls after 20 days are still so small? I only give tap water without adjusting the ph more than 0.5 l per day... I guess it's light, who agrees with me? 
is the value of the EC right? 
