I don't think the Power-Glo (18,000K) is what you want; that bulb is mainly about how things look; if you want better success with plants, try the Life-Glo (6700K) . . . this is designed specifically to promote plant life; of course, this may be the bulb you are currently using, but as noted your wattage is low
this may seem the simpler idea, but why not skip the swords and just grow more java ferns . . . you can take some steps that will improve your chances with swords, but you can do a lot with java ferns too . . . you might also look into anubias and cryptocoryne (wendtii) plants, as they generally like the same conditions as java fern
this may seem the simpler idea, but why not skip the swords and just grow more java ferns . . . you can take some steps that will improve your chances with swords, but you can do a lot with java ferns too . . . you might also look into anubias and cryptocoryne (wendtii) plants, as they generally like the same conditions as java fern