>> Subject: Sand <<
>> But in my experience, and that of others who used Dupla laterite and
gravel without substrate heating or
UGFs, the tank produces good results for about a year, and then begins to
I have to say that I have had tanks set up with gravel and laterite and no
substrate heating for periods of several years with good growth. When I have
taken these tanks down, it has been to move them, not because of deteriorating
growth. I do replenish nutrients in the substrate periodically with the use
of aquatic plant food tablets.
>> Unfortunately, there is no inexpensive commercial source for laterite. <<
Thiel Aquatech sells laterite at a much lower price than Dupla. I have not
yet used their product, because I stockpiled laterite from Aquarium Pharm.
when I heard they were getting out of the business, but I have been told by
others that it works well. The only disadvantage is that it is sold only in a
granular form, so is hard to add to a currently running tank.
>> Subject: What's this plant? <<
>> How about Amania gracilis? We got four of those from Mike T for our
auction a couple months ago. I would have sworn they were Rotala, but they
weren't. They're sort of growing in my tank, but really want more light. <<
George Booth is working with this plant. He mentions that it's a slow grower
for him too. You might want to ask him for more details.
E-mail from: Karen Randall, 19-Apr-1995