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Fish Safe?


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#1 Guest_tglassburner_*

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Posted 25 September 2007 - 04:20 PM

Would this fertilizer be fish safe?

Ingredients: Total Nitrogen (TN) 0.005% Ammoniacal Nitrogen 0.003% Nitrate Nitrogen 0.002% Available Phosphate (p2O5) 0.01% Soluble Potash (K2O) 0.02% Drived from: Ammonium Nitrate, Ammonium Phosphate, Potassium Nitrate, Calcium Phosphates

Commonly used for lucky bamboo and other aquatic plants.

Thanks

Tom

#2 Guest_nativeplanter_*

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Posted 25 September 2007 - 05:08 PM

Would this fertilizer be fish safe?

Ingredients: Total Nitrogen (TN) 0.005% Ammoniacal Nitrogen 0.003% Nitrate Nitrogen 0.002% Available Phosphate (p2O5) 0.01% Soluble Potash (K2O) 0.02% Drived from: Ammonium Nitrate, Ammonium Phosphate, Potassium Nitrate, Calcium Phosphates

Commonly used for lucky bamboo and other aquatic plants.

Thanks

Tom


In all honesty, I have no idea. I can, however, tell you what I do if I have a plant that needs fertilizing.

Do you know those little Miracle-Gro fertilizer sticks that are sold for houseplants? I take one of them and cut it up into pieces, maybe 1/8 inch long. I then stick a piece in the substrate at the base of the plant that needs fertilizing. If a bunch of plants need it, I stick them in a bunch of places. This brings the fertilizer directly to the roots, where it is most easily taken up (by most species, even aquatic ones). It also helps keep excess nutrients out of the water column and away from algae.

I have yet to lose a fish this way. Of course, your mileage may vary. I have, though, killed daphnia by fertilizing the water to try to grow green water.

#3 Guest_natureman187_*

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Posted 26 September 2007 - 10:58 PM

That is honestly the coolest thing I've heard in awhile.
What kind of fish do you use it on?
I may have to try this.

#4 Guest_tglassburner_*

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Posted 27 September 2007 - 09:23 AM

In all honesty, I have no idea. I can, however, tell you what I do if I have a plant that needs fertilizing.

Do you know those little Miracle-Gro fertilizer sticks that are sold for houseplants? I take one of them and cut it up into pieces, maybe 1/8 inch long. I then stick a piece in the substrate at the base of the plant that needs fertilizing. If a bunch of plants need it, I stick them in a bunch of places. This brings the fertilizer directly to the roots, where it is most easily taken up (by most species, even aquatic ones). It also helps keep excess nutrients out of the water column and away from algae.

I have yet to lose a fish this way. Of course, your mileage may vary. I have, though, killed daphnia by fertilizing the water to try to grow green water.



What about floating plants? I have some frogbit, and some other floaters I'm not sure of, do you have an easy way to feed them without liquid fertilizer?

#5 Guest_nativeplanter_*

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Posted 27 September 2007 - 12:09 PM

What about floating plants? I have some frogbit, and some other floaters I'm not sure of, do you have an easy way to feed them without liquid fertilizer?


Are there fish in the tanks with the floating plants? Feeding the fish may be enough fertilizer. I think that calcium can be a problem sometimes for frogbit. For that I've simply dropped in a calcium tablet or two.

#6 Guest_tglassburner_*

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Posted 27 September 2007 - 01:16 PM

Are there fish in the tanks with the floating plants? Feeding the fish may be enough fertilizer. I think that calcium can be a problem sometimes for frogbit. For that I've simply dropped in a calcium tablet or two.

They are in with my pickerel and assorted feeders. What kind of calcium do you add? I feed the feeders some flake once a week. I need to get a feeder tank setup so i can "gut load" the feeders before the pickerels get them.

#7 Guest_nativeplanter_*

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Posted 27 September 2007 - 04:07 PM

If they're in with your pickerel they are probably getting enough nutrients. I use the kind of calcium that comes as a vitamin-type pill. I have only added it when the plants started to look stunted and yellow. Perked up right back up. I really wouldn't worry about it unless they start looking like they aren't as robust as they used to be. I think part of the reason why I needed to add calcium was that I had a low fish load and was harvesting out loads of frogbit to let the light through to the lower plants. Removing so much plant material probably removed a lot of the absorbed nutrients over time, especially since I wasn't really doing any water changes.




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