Orim

some case in China like your one they get the finial answer is pollen mixed with some DOC become poison, but this should not happen in large size pond or tank if you can, try test the DOC, see any problem on it

yes of course, it does JBL 7 ball will more useful for them, but need to take 1-2 months see it out after 3-5 months everything become settle can add seachem fourish iron per\week of course my tank is full of sword, so need some extra supply, if you not place them all over the tank, this not nesscery

they are about 20cm long (most largest one is near 40cm), had grow some brown colour in the middle (add iron everyweek), leaf have some curl when they long should be E.bleheri as alan said, can't remember at all buy from john around 6-7 months ago

are you under strong lighting + major water change? fern will "burn" if your water have very big change

it really depend what plants you growing now some plants like jave fern, they didn't need strong light, Power Save bulbs will ok on it some plants like swords, they need quite lot of light, power save bulbs may not good on it in asia country, some player using Power Save Bulbs + T5HO to sim sun-rise & sun-set, it can give you more choice can go

Hi all, if you insteresting Co2 system, you can get a cylinder from ASCO gas LTD Canterbury Road or Canterbury Street in Hornby (can't remember :lol: ) beside Metro10, you can see they got lot of white smoke over there brand new 5kg Co2 cylinder $350 refill 5kg 100% pure food grade Co2 $20 (maybe incresed) open hour 9:00-4:30 ***Cash Only (no eftpos there, if you forgot it, you need to driver back to Hornby mall)*** i have two cylinder from there, just sold 1 on TM last month (my TM account Rakugaki) they provide Co2 is 100% puru & high compresion , can fully solve in water, if have good setting some time i use my Co2 cylinder add-in my soft drink & beer PM me if you need any more information