H202 question

Mike5

Member
I recently ordered 29% h202 and i wanted to know how to use it in a 55 gallons reservior ebb and flow bucket system and when i use h202 do i need to flush more often or can i continue my 2 week flush routine?
 

hellraizer30

Rebel From The North
Hey mike in the future hit these hydro question in the hydro section, then i can better assist in finding said threads!

Ok good question though! I found when using 29% h202 for a ebb system with 55 gals of water add 200ml to 55 gals
And add every three days without fail. So 4ml per gal. And i have gone as high as 10ml per gal without issue. But start
Off with 4ml per.
 

Mike5

Member
Hey mike in the future hit these hydro question in the hydro section, then i can better assist in finding said threads!

Ok good question though! I found when using 29% h202 for a ebb system with 55 gals of water add 200ml to 55 gals
And add every three days without fail. So 4ml per gal. And i have gone as high as 10ml per gal without issue. But start
Off with 4ml per.
ok will do and about the flushing do i keep flushing every 2 weeks or every 3 days when i add it?
 

hellraizer30

Rebel From The North
No you can go 1 wk or 2 wk between res dumps and during a res dump just fill your res half full and run it a couple cycles
With plan water then dump that and refill with fresh nutes. Either way alway add h202 every three days
 

hellraizer30

Rebel From The North
No you can go 1 wk or 2 wk between res dumps and during a res dump just fill your res half full and run it a couple cycles
With plan water then dump that and refill with fresh nutes. Either way alway add h202 every three days

Its not really needed to do a flush till about half way through bloom and when you go from veg to bloom
 

Illegal Smile

Well-Known Member
I would add that I don't think over-dosing with h2o2 would be harmful anyway. But no point in wasting it. By the way, what do you pay for 29%? I use regular 3% and more of it, but I get it for 88 cents a quart.
 

hellraizer30

Rebel From The North
3% h202 is not food grade its medical grade and thus has perservitives in it that are no buano to plant life, gal is about 25$
And will last 10x longer than the 3% and will work alot better to.
 

researchkitty

Well-Known Member
I would add that I don't think over-dosing with h2o2 would be harmful anyway. But no point in wasting it. By the way, what do you pay for 29%? I use regular 3% and more of it, but I get it for 88 cents a quart.
Since its corrosive, yes, you can over-use H2O2. You'd have to *really* overdose, to the tune of 50mL/gallon or so.

To the OP: H2O2 changes *nothing* about flushing or anything for you. Just add 3-5mL every 3 days to the tank per gallon. Nothing more nothing less. Business as usual.

I buy H2O2 by the 20 Liter bucket with about 350 gallons of reservoirs in the grow op.
 
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