The Planted Tank Forum - View Single Post - Hybrid Method for Dry Ferts and Excel, no CO2?
View Single Post
Old 07-29-2013, 03:44 PM   #11
Planted Tank Guru
plantbrain's Avatar
PTrader: (265/100%)
Join Date: Dec 2003
Location: The swamp
Posts: 13,569

Originally Posted by manlyfan76 View Post
This is similar to my situation as I save for a quality CO2 system. Im dosing excel everyday and dry ferts once per week. 40% WC every 6 days due to bio load from fish poo. Seems to be going okay ATM.
Q: Would It be better to dose NPK over several days or just once when I do the WC?
Seems fine to me.

With CO2, 2x a week seems to be a min with decent results over a wide range of hobbyists using the gas.

Excel? Not so much.
Uptake is reduced from 10-20x down to 3-4x.
So demand and the amount needed to prevent limitations is also correspondingly lowered.
Tom Barr
plantbrain is offline   Reply With Quote