well i see no reson but i rarly use any water agent like that (don't need it) so i cant tell you. i actually se no reson why you cant.
for plants i'd say as many as you can fit it all mater on what look your going for. also look on here for the plant you more likely to get better deals then your LFS. also check out TPT forum and APC forum thay have a swap & shop section to and you can usually find a more divers selection of plants for cheap and thay also have some great advice and people to boot.
for plants i'd say as many as you can fit it all mater on what look your going for. also look on here for the plant you more likely to get better deals then your LFS. also check out TPT forum and APC forum thay have a swap & shop section to and you can usually find a more divers selection of plants for cheap and thay also have some great advice and people to boot.