why would you recomend just one light? and i have in there atm one enchinodorus cordiflurus dont know if ive spelt that right coz its off the top of my head lool, one amazon sword that i dont know a bunch of egeria densa doing okay bin in there about a week, and java fern that been in there a year and looks crap and one puple plant no idea on this doing okish
my amazons have aglae on them and im not sure how to get it off? thanks for your help 
would you recomend this diffuser? http
/www.seapets.co.uk/products/aquarium-supplies/aquariums/fluval/fluval-nano-aquariums/fluval-flora-aquatic-plant-kit/fluval-co2-ceramic-diffuser.html

would you recomend this diffuser? http
