水草情迷

I am new in grass tank . Intend to set up a grass + community tank with size 15"(L)x10"(W)x15"(H).

Pls advise -
1) which external filter is better - "Fu Wah" or Hydro?
2) how much "filter power" should I use?
3) what type of soil is better?
4) Is Ada has "black" soil and "brown" soil? if so, which is better?
5) how much soil should I use?
6) do I need to buy 基肥 as well? If so, which brand and how much should I use?

1. tetra ex-60

2. 25L~30L water, i advise tetra ex-60, http://www.tetra-jp.com/expower/sizelineup.html

3. 3L ADA black

4. brown get a higher ph

5. 3L

6. not necessary, you don't get much space

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