eyeball it man! I use pro tekt too!!!!! good 4 noobs....jus good. water with half str..1 week...see how they react...if looks good by end of week...give em full dose!!!!! start 2 weeks after seed or do what u want....grow big!!!!!!!!!!!!!!
Use a syringe and measure your nutrient. Dyna Gro recommends 5ml/gal. I say start with 1ml/gal and work your way up to 2.5 ml/gal (1/2 tsp). Listen to your plant. If she cried for more, then slowly increase the dosage.