is my tank too small for plants?

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kalexi
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Joined: Thu Oct 10, 2024 4:42 pm

is my tank too small for plants?

Post by kalexi »

I've got a 10 gallon tank with a betta and some Java Fern, but the plants aren't thriving. The leaves are turning brown, and growth is super slow. Is the tank too small for plants, or am I missing something? Lighting is a basic LED, and I dose liquid ferts once a week.
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lakebank
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Joined: Wed Oct 09, 2024 10:07 pm

Re: is my tank too small for plants?

Post by lakebank »

A 10 gallon should be fine for Java Fern. How's your water flow? They don't like strong currents. Also, what's your lighting schedule? Too much or too little can mess with them.
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pids
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Joined: Thu Oct 10, 2024 3:58 am

Re: is my tank too small for plants?

Post by pids »

lakebank wrote: Sun Apr 27, 2025 4:55 pm A 10 gallon should be fine for Java Fern. How's your water flow? They don't like strong currents. Also, what's your lighting schedule? Too much or too little can mess with them.
Yep, flow matters. I'd check your ferts too. Java Fern is low-tech but still needs nutrients. Maybe bump dosing to twice a week and see if it helps.
kalexi
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Joined: Thu Oct 10, 2024 4:42 pm

Re: is my tank too small for plants?

Post by kalexi »

Thanks for the tips. Flow is low, just a sponge filter. Lighting is 6 hours a day. I'll try upping the ferts and see what happens.
dewpool
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Joined: Thu Oct 10, 2024 6:26 pm

Re: is my tank too small for plants?

Post by dewpool »

Honestly, Java Fern is kinda chill. If it's not growing, maybe your betta's messing with it. Mine used to nibble on the leaves. Also, how old is your tank? New setups can be sketchy for plants.
stormers
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Joined: Thu Oct 10, 2024 9:03 pm

Re: is my tank too small for plants?

Post by stormers »

I had the same issue in my 10 gallon. Switched to Anubias and it's doing way better. Maybe Java Fern just doesn't vibe with your setup.
novice
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Joined: Tue Feb 06, 2024 6:32 pm

Re: is my tank too small for plants?

Post by novice »

what's the water temp? bettas like it warm but idk if plants care.
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lakebank
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Re: is my tank too small for plants?

Post by lakebank »

novice wrote: Sun Apr 27, 2025 9:30 pm what's the water temp? bettas like it warm but idk if plants care.
Plants do care, but Java Fern is pretty tolerant. Ideal temp is 72-82°F. If it's outside that range, it could slow growth.
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pids
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Joined: Thu Oct 10, 2024 3:58 am

Re: is my tank too small for plants?

Post by pids »

Also, check your substrate. Java Fern doesn't need much, but if it's buried too deep, the rhizome can rot. Attach it to driftwood or rocks instead.
dewpool
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Joined: Thu Oct 10, 2024 6:26 pm

Re: is my tank too small for plants?

Post by dewpool »

Yeah, I glued mine to a rock and it's happy as a clam. Super easy fix if that's the issue.
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