HI, can anyone help me on this, im a begginer, i am going to buy a ada tank which is 17 gallon, 14" height, 24" width, 12" deep, i think i will use eco-complete for my substrates, i would like to growth glossostigma at the foreground, but i dont know what kind of light i should use. anything else that i need to add in tank? what is the amount of substrates do i need for this 17-gallon tank? where i can buy those wood for my tank? anything that i need to do about the water ph or kh?? do i need to change the hard water to soft before i put in the tank? if yes, how? do i need to use heater for my fish, i will put in topical fish, thank you!