
Originally Posted by
jiajuen900
I have outdoor tanks with dwarf sagattaria.
Both set ups get about 1 hour of direct sunlight each.
No water change and are exposed to rain.
I've tried growing multiple other plants in my outdoor tanks (started experimenting with a few recently).
Most of them didn't manage to grow well. So far only managed with Cabomba, Tiger Lotus and some Echinodorus only in there immersed form. (Grown near water surface)
I think for my outdoor set ups, most vallisnera species couldn't take the acidity of the rainwater and Anubias always grew too slow to outcompete the algae growth. Most large Echinodorus species for some reason couldn't grow well in their emersed form too.
For some reason, only the hardy little dwarf sagattaria seem to flourish in my outdoor tanks. They grow like weeds and occasionally sprout nice white flowers.
I guess as Adrain said, you need to trial and error to see which plants are more suitable for the conditions of your outdoor tanks. Probably due to the fact that the conditions of outdoor tanks are not controlled by us and are often left to Mother Nature to decide.
For me I found that the initial set up tends to be difficult especially since the no tech system will take a far longer time to find some balance. (Cycling takes longer and algae outbreaks very rapid and sudden)
I also noticed that because we have little control on the tanks conditions, sudden changes in the weather, e.g. Weather very hot or very hazy tend to cause algae outbreaks. But these if not serious will be resolved without much intervention overtime.
Cheers,
JJ
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