I just picked up this EI starter kit:
http://www.aquariumplantfood.co.uk/fert ... r-kit.html
I have a low light (1wpg, 90w T8 lighting over 350litre Juwel trigon tank). i use pressurised co2, and have been using the allinone fert from the same place up until now.
Going by the instructions, i...